| ... | @@ -197,3 +197,66 @@ https://linux.die.net/man/2/write |
... | @@ -197,3 +197,66 @@ https://linux.die.net/man/2/write |
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```
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mmap
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void *mmap(void *addr, size_t lengthint " prot ", int " flags ,
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int fd, off_t offset);int munmap(void *addr, size_t length);
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```
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```
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1237051 15:51:01.226765 mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xffff82a9c000 <0.000043>
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1237051 15:51:01.226908 mmap(NULL, 69632, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xffff7f790000 <0.000027>
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1237051 15:51:01.227002 mmap(NULL, 69632, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xffff7f77f000 <0.000025>
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1237051 15:51:01.227093 mmap(NULL, 69632, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xffff7f76e000 <0.000025>
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1237051 15:51:01.227182 mmap(NULL, 69632, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xffff7f75d000 <0.000025>
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```
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这个加起来是 286720
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67159 行
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76406 行
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估计不是行数超标…
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也有怀疑 nfs ，因为 dmesg 中有许多错误日志。
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https://www.redhat.com/sysadmin/using-nfsstat-nfsiostat
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观看 gitea 代码
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```
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var (
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allowedCommands = map[string]models.AccessMode{
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"git-upload-pack": models.AccessModeRead,
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"git-upload-archive": models.AccessModeRead,
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"git-receive-pack": models.AccessModeWrite,
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lfsAuthenticateVerb: models.AccessModeNone,
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}
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```
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```
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m.PostOptions("/git-receive-pack", repo.ServiceReceivePack)
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```
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```
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git-receive-pack - Receive what is pushed into the repository Invoked by git send-pack and updates the repository with the information fed from the remote end. This command is usually not invoked directly by the end user.
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```
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确实，调用了 git-receive-pack :
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```
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root@ubuntu:~# cat tmp_strace.log | grep -i receive
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1236483 15:50:56.633331 newfstatat(AT_FDCWD, "/bin/git-receive-pack", 0x400162c338, 0) = -1 ENOENT (No such file or directory) <0.000029>
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1236483 15:50:56.633420 newfstatat(AT_FDCWD, "/usr/bin/git-receive-pack", <unfinished ...>
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1236569 15:50:56.640285 execve("/usr/bin/git-receive-pack", ["git-receive-pack", "gitea/ouc68z1ntic02v7z0mtabg.git"], 0x400167ec30 /* 24 vars */ <unfinished ...>
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1236459 15:51:03.606437 write(2, "Received disconnect from 172.20."..., 76) = 76 <0.000016>
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``` |
