---> uname -a: Linux prd-centos7-docker-4c-2g-3165.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: 2933.442 BogoMIPS: 5866.88 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 594 69 16 1174 1044 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:5f:24:fa brd ff:ff:ff:ff:ff:ff inet 10.30.123.191/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fe5f:24fa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:35:40:85:b6 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::42:35ff:fe40:85b6/64 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) 10/03/2020 _x86_64_ (4 CPU) 01:50:23 AM LINUX RESTART 01:51:02 AM tps rtps wtps bread/s bwrtn/s 01:52:01 AM 136.18 57.22 78.96 9284.01 21833.51 01:53:01 AM 123.08 80.30 42.77 10200.73 6741.64 01:54:01 AM 70.46 8.97 61.48 838.35 8388.13 01:55:01 AM 104.39 22.14 82.26 935.19 8933.47 Average: 108.41 42.07 66.33 5293.73 11429.43 01:51:02 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:52:01 AM 74592 1806964 96.04 2620 1174872 1267284 43.25 580812 1044748 23776 01:53:01 AM 68904 1812652 96.34 2620 1198068 1122272 38.30 644272 988492 152 01:54:01 AM 72952 1808604 96.12 2596 1122844 1146028 39.11 711892 887540 76216 01:55:01 AM 79984 1801572 95.75 1936 1092188 1121208 38.26 695564 852352 61500 Average: 74108 1807448 96.06 2443 1146993 1164198 39.73 658135 943283 40411 01:51:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:52:01 AM veth2c4103a 12.34 19.04 0.96 163.19 0.00 0.00 0.00 01:52:01 AM eth0 1057.23 695.60 4384.63 99.70 0.00 0.00 0.00 01:52:01 AM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 01:52:01 AM docker0 12.34 18.94 0.79 163.19 0.00 0.00 0.00 01:53:01 AM eth0 1149.03 789.93 383.38 3716.35 0.00 0.00 0.00 01:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 AM docker0 11.79 15.98 0.90 134.36 0.00 0.00 0.00 01:54:01 AM eth0 107.36 87.88 848.59 10.46 0.00 0.00 0.00 01:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 AM eth0 36.29 26.73 127.39 8.53 0.00 0.00 0.00 01:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 580.56 395.71 1411.62 960.94 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 6.00 8.68 0.42 73.95 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) 10/03/2020 _x86_64_ (4 CPU) 01:50:23 AM LINUX RESTART 01:51:02 AM CPU %user %nice %system %iowait %steal %idle 01:52:01 AM all 18.18 0.00 6.19 3.03 0.12 72.48 01:52:01 AM 0 17.95 0.00 6.18 2.15 0.12 73.59 01:52:01 AM 1 20.82 0.00 6.79 3.75 0.14 68.51 01:52:01 AM 2 17.68 0.00 6.32 4.81 0.12 71.06 01:52:01 AM 3 16.24 0.00 5.47 1.39 0.12 76.78 01:53:01 AM all 20.69 0.00 4.03 1.83 0.15 73.29 01:53:01 AM 0 12.75 0.00 4.86 1.59 0.14 80.66 01:53:01 AM 1 13.54 0.00 3.37 2.67 0.19 80.24 01:53:01 AM 2 38.66 0.00 4.09 1.28 0.12 55.85 01:53:01 AM 3 17.71 0.00 3.80 1.78 0.14 76.58 01:54:01 AM all 17.85 0.00 2.23 0.79 0.02 79.11 01:54:01 AM 0 24.44 0.00 2.15 0.19 0.02 73.21 01:54:01 AM 1 7.30 0.00 1.45 0.48 0.02 90.74 01:54:01 AM 2 15.09 0.00 2.68 0.47 0.02 81.74 01:54:01 AM 3 24.69 0.00 2.68 2.04 0.03 70.55 01:55:01 AM all 17.22 0.00 2.93 2.65 0.03 77.18 01:55:01 AM 0 20.84 0.00 2.32 2.14 0.02 74.68 01:55:01 AM 1 15.54 0.00 3.09 2.96 0.02 78.40 01:55:01 AM 2 18.60 0.00 3.80 2.63 0.03 74.94 01:55:01 AM 3 13.91 0.00 2.48 2.86 0.02 80.73 Average: all 18.48 0.00 3.83 2.07 0.08 75.54 Average: 0 19.03 0.00 3.86 1.52 0.07 75.53 Average: 1 14.26 0.00 3.65 2.46 0.09 79.54 Average: 2 22.51 0.00 4.21 2.28 0.07 70.93 Average: 3 18.14 0.00 3.60 2.02 0.08 76.16