---> uname -a: Linux prd-centos7-docker-4c-2g-1921.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: 2933.438 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 7.7G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 613 72 16 1151 1025 Swap: 1023 1 1022 ---> 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:cf:86:8d brd ff:ff:ff:ff:ff:ff inet 10.30.122.72/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86066sec preferred_lft 86066sec inet6 fe80::f816:3eff:fecf:868d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:82:18:08:bf 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::42:82ff:fe18:8bf/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) 09/29/2020 _x86_64_ (4 CPU) 01:50:23 AM LINUX RESTART 01:51:01 AM tps rtps wtps bread/s bwrtn/s 01:52:02 AM 149.34 54.15 95.19 7752.59 54616.47 01:53:01 AM 87.08 20.88 66.19 2003.45 9209.80 01:54:01 AM 90.98 55.46 35.53 4715.24 4108.48 01:55:01 AM 89.42 12.87 76.56 934.42 9914.66 01:56:01 AM 79.22 11.73 67.49 616.34 4606.82 Average: 99.26 31.05 68.21 3209.20 16527.07 01:51:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:52:02 AM 72764 1808792 96.13 2620 1208848 1507032 51.43 558064 1086516 35916 01:53:01 AM 73952 1807604 96.07 2620 1157448 1236960 42.22 623928 969804 39036 01:54:01 AM 86676 1794880 95.39 2620 1110796 1210456 41.31 638144 968572 50480 01:55:01 AM 156824 1724732 91.67 2596 1033880 1122972 38.33 596560 900340 54616 01:56:01 AM 83328 1798228 95.57 2596 1073832 1137104 38.81 670496 880832 74268 Average: 94709 1786847 94.97 2610 1116961 1242905 42.42 617438 961213 50863 01:51:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:52:02 AM eth0 589.39 382.04 4137.26 76.25 0.00 0.00 0.00 01:52:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 AM eth0 295.24 186.01 377.14 753.20 0.00 0.00 0.00 01:53:01 AM vethd6f891b 22.50 40.70 1.92 298.64 0.00 0.00 0.00 01:53:01 AM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 01:53:01 AM docker0 22.50 40.56 1.61 298.63 0.00 0.00 0.00 01:54:01 AM eth0 183.22 123.64 819.02 255.54 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 8.85 6.97 56.07 1.31 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 01:56:01 AM eth0 35.67 26.09 130.22 9.46 0.00 0.00 0.00 01:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 222.32 144.87 1107.06 217.36 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.44 8.01 0.32 58.94 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) 09/29/2020 _x86_64_ (4 CPU) 01:50:23 AM LINUX RESTART 01:51:01 AM CPU %user %nice %system %iowait %steal %idle 01:52:02 AM all 16.75 0.00 8.44 4.50 18.23 52.08 01:52:02 AM 0 14.84 0.00 7.59 5.16 20.38 52.04 01:52:02 AM 1 16.83 0.00 7.60 4.07 17.44 54.06 01:52:02 AM 2 14.19 0.00 10.36 4.66 17.69 53.09 01:52:02 AM 3 21.33 0.00 8.19 4.11 17.37 49.00 01:53:01 AM all 15.06 0.00 3.44 0.82 8.20 72.48 01:53:01 AM 0 17.05 0.00 2.72 1.21 7.73 71.29 01:53:01 AM 1 10.99 0.00 3.24 0.43 9.07 76.27 01:53:01 AM 2 11.46 0.00 2.81 0.62 8.29 76.82 01:53:01 AM 3 21.05 0.00 5.01 1.05 7.68 65.21 01:54:01 AM all 14.34 0.00 2.14 1.72 3.30 78.50 01:54:01 AM 0 29.75 0.00 2.30 2.12 4.07 61.76 01:54:01 AM 1 11.32 0.00 2.06 0.29 2.69 83.64 01:54:01 AM 2 9.47 0.00 2.46 1.34 3.61 83.12 01:54:01 AM 3 7.53 0.00 1.76 3.11 2.89 84.71 01:55:01 AM all 13.59 0.00 2.96 1.18 4.96 77.31 01:55:01 AM 0 14.02 0.00 1.85 0.80 5.77 77.57 01:55:01 AM 1 12.14 0.00 2.95 0.95 3.52 80.44 01:55:01 AM 2 22.56 0.00 5.22 1.82 5.25 65.15 01:55:01 AM 3 6.12 0.00 1.92 1.17 5.28 85.50 01:56:01 AM all 15.56 0.00 2.51 1.23 4.36 76.34 01:56:01 AM 0 17.09 0.00 2.08 0.85 4.09 75.90 01:56:01 AM 1 12.18 0.00 2.10 0.07 3.88 81.78 01:56:01 AM 2 17.81 0.00 3.58 1.77 5.20 71.63 01:56:01 AM 3 15.16 0.00 2.31 2.24 4.25 76.04 Average: all 15.07 0.00 3.91 1.90 7.84 71.28 Average: 0 18.43 0.00 3.33 2.04 8.48 67.73 Average: 1 12.71 0.00 3.61 1.18 7.38 75.12 Average: 2 15.06 0.00 4.92 2.06 8.08 69.88 Average: 3 14.10 0.00 3.80 2.33 7.43 72.34