---> uname -a: Linux prd-centos7-docker-4c-2g-4240.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.436 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 4096K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 887M 0 887M 0% /dev tmpfs 919M 0 919M 0% /dev/shm tmpfs 919M 17M 903M 2% /run tmpfs 919M 0 919M 0% /sys/fs/cgroup /dev/vda1 50G 7.8G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 599 77 16 1159 1038 Swap: 1023 2 1021 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP group default qlen 1000 link/ether fa:16:3e:1c:f5:fc brd ff:ff:ff:ff:ff:ff inet 10.30.123.232/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fe1c:f5fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e2:e3:14:7f brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:e2ff:fee3:147f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/08/2020 _x86_64_ (4 CPU) 03:52:38 PM LINUX RESTART 03:53:01 PM tps rtps wtps bread/s bwrtn/s 03:54:01 PM 231.96 105.42 126.54 12209.68 57645.24 03:55:01 PM 84.93 29.35 55.57 6382.16 15533.81 03:56:01 PM 95.90 56.52 39.39 4758.18 10793.44 03:57:01 PM 103.36 28.64 74.73 1761.57 10534.68 Average: 129.05 54.99 74.06 6278.84 23630.57 03:53:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:54:01 PM 75356 1806200 96.00 2620 1133464 1252832 42.76 608224 1011140 56596 03:55:01 PM 217880 1663676 88.42 2620 1090248 1074224 36.66 687220 792224 90376 03:56:01 PM 82512 1799044 95.61 2596 1145424 1141348 38.95 742968 874436 50412 03:57:01 PM 86896 1794660 95.38 2052 1106376 1103168 37.65 670112 892544 85892 Average: 115661 1765895 93.85 2472 1118878 1142893 39.00 677131 892586 70819 03:53:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:54:01 PM eth0 708.42 544.81 4345.81 91.64 0.00 0.00 0.00 03:54:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:54:01 PM vethb84dbb4 17.60 23.28 1.46 222.76 0.00 0.00 0.00 03:54:01 PM docker0 17.60 23.14 1.22 222.75 0.00 0.00 0.00 03:55:01 PM eth0 2300.45 1487.84 3917.56 3774.17 0.00 0.00 0.00 03:55:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:55:01 PM docker0 7.60 8.70 0.51 71.22 0.00 0.00 0.00 03:56:01 PM eth0 2335.94 1361.54 3543.87 1330.53 0.00 0.00 0.00 03:56:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:56:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:57:01 PM eth0 50.33 44.11 300.01 6.95 0.00 0.00 0.00 03:57:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:57:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1348.88 859.65 3027.20 1301.04 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 6.30 7.96 0.43 73.51 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/08/2020 _x86_64_ (4 CPU) 03:52:38 PM LINUX RESTART 03:53:01 PM CPU %user %nice %system %iowait %steal %idle 03:54:01 PM all 20.38 0.00 10.10 7.44 0.18 61.90 03:54:01 PM 0 17.36 0.00 10.36 4.85 0.24 67.19 03:54:01 PM 1 20.66 0.00 9.97 10.50 0.19 58.68 03:54:01 PM 2 21.96 0.00 9.97 9.14 0.14 58.80 03:54:01 PM 3 21.54 0.00 10.04 5.26 0.15 63.01 03:55:01 PM all 22.34 0.00 5.60 0.81 0.11 71.14 03:55:01 PM 0 22.73 0.00 6.08 0.24 0.12 70.82 03:55:01 PM 1 30.94 0.00 5.81 1.62 0.12 61.51 03:55:01 PM 2 24.75 0.00 5.95 0.77 0.09 68.44 03:55:01 PM 3 11.06 0.00 4.61 0.61 0.10 83.61 03:56:01 PM all 15.63 0.00 3.64 1.52 0.09 79.12 03:56:01 PM 0 26.71 0.00 6.26 0.47 0.12 66.44 03:56:01 PM 1 6.92 0.00 2.32 1.14 0.07 89.54 03:56:01 PM 2 18.47 0.00 4.10 2.91 0.10 74.43 03:56:01 PM 3 10.75 0.00 1.94 1.54 0.07 85.71 03:57:01 PM all 15.17 0.00 3.16 1.89 0.04 79.74 03:57:01 PM 0 22.52 0.00 4.20 0.59 0.02 72.67 03:57:01 PM 1 12.55 0.00 2.56 2.71 0.05 82.14 03:57:01 PM 2 9.84 0.00 2.51 1.24 0.02 86.39 03:57:01 PM 3 15.86 0.00 3.42 3.05 0.05 77.61 Average: all 18.36 0.00 5.61 2.91 0.10 73.00 Average: 0 22.32 0.00 6.72 1.54 0.12 69.29 Average: 1 17.69 0.00 5.15 3.99 0.11 73.06 Average: 2 18.72 0.00 5.62 3.51 0.08 72.06 Average: 3 14.78 0.00 4.98 2.60 0.09 77.54