---> uname -a: Linux prd-centos7-docker-4c-2g-4966.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 7.3G 43G 15% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 585 84 16 1166 1054 Swap: 1023 0 1023 ---> 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:8c:0a:90 brd ff:ff:ff:ff:ff:ff inet 10.30.122.30/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85947sec preferred_lft 85947sec inet6 fe80::f816:3eff:fe8c:a90/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:16:fd:de:8f 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::42:16ff:fefd:de8f/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) 10/13/2020 _x86_64_ (4 CPU) 03:16:42 AM LINUX RESTART 03:18:02 AM tps rtps wtps bread/s bwrtn/s 03:19:01 AM 3.32 0.00 3.32 0.00 114.08 03:20:01 AM 0.43 0.00 0.43 0.00 5.96 03:21:01 AM 0.32 0.00 0.32 0.00 4.53 03:22:01 AM 0.23 0.00 0.23 0.00 2.17 03:23:01 AM 77.17 55.45 21.72 4676.50 2342.78 03:24:01 AM 112.26 23.99 88.27 1521.36 10881.75 Average: 32.39 13.28 19.11 1036.06 2233.02 03:18:02 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:19:01 AM 176608 1704948 90.61 2620 1154676 1070568 36.54 428676 1116924 20 03:20:01 AM 176672 1704884 90.61 2620 1154680 1070640 36.54 429476 1116632 16 03:21:01 AM 173576 1707980 90.77 2620 1154688 1070700 36.54 433244 1115344 12 03:22:01 AM 172756 1708800 90.82 2620 1154688 1070568 36.54 434652 1115020 8 03:23:01 AM 79544 1802012 95.77 2620 1165680 1137872 38.83 527400 1101932 61176 03:24:01 AM 105020 1776536 94.42 2620 1108984 1101016 37.58 491500 1044888 51944 Average: 147363 1734193 92.17 2620 1148899 1086894 37.09 457491 1101790 18863 03:18:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:19:01 AM eth0 0.08 0.08 0.01 0.03 0.00 0.00 0.00 03:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 AM eth0 3.80 1.77 3.05 0.12 0.00 0.00 0.00 03:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 AM eth0 0.47 0.37 0.27 0.20 0.00 0.00 0.00 03:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 AM eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 03:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 AM eth0 147.58 123.70 823.95 15.31 0.00 0.00 0.00 03:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:01 AM eth0 26.18 21.37 114.07 6.41 0.00 0.00 0.00 03:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 29.78 24.63 157.34 3.69 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 10/13/2020 _x86_64_ (4 CPU) 03:16:42 AM LINUX RESTART 03:18:02 AM CPU %user %nice %system %iowait %steal %idle 03:19:01 AM all 0.18 0.00 0.04 0.00 0.00 99.78 03:19:01 AM 0 0.17 0.00 0.02 0.00 0.00 99.81 03:19:01 AM 1 0.07 0.00 0.05 0.00 0.00 99.88 03:19:01 AM 2 0.37 0.00 0.02 0.00 0.00 99.61 03:19:01 AM 3 0.08 0.00 0.08 0.00 0.00 99.83 03:20:01 AM all 0.15 0.00 0.03 0.00 0.00 99.82 03:20:01 AM 0 0.47 0.00 0.02 0.00 0.00 99.52 03:20:01 AM 1 0.05 0.00 0.03 0.00 0.00 99.92 03:20:01 AM 2 0.02 0.00 0.02 0.00 0.00 99.97 03:20:01 AM 3 0.07 0.00 0.05 0.00 0.00 99.88 03:21:01 AM all 0.16 0.00 0.03 0.00 0.00 99.81 03:21:01 AM 0 0.53 0.00 0.02 0.00 0.00 99.45 03:21:01 AM 1 0.05 0.00 0.02 0.00 0.02 99.92 03:21:01 AM 2 0.02 0.00 0.02 0.00 0.00 99.97 03:21:01 AM 3 0.05 0.00 0.05 0.00 0.00 99.90 03:22:01 AM all 0.15 0.00 0.02 0.00 0.00 99.82 03:22:01 AM 0 0.50 0.00 0.02 0.00 0.00 99.48 03:22:01 AM 1 0.03 0.00 0.02 0.00 0.00 99.95 03:22:01 AM 2 0.03 0.00 0.03 0.00 0.00 99.93 03:22:01 AM 3 0.05 0.00 0.03 0.00 0.03 99.88 03:23:01 AM all 11.30 0.00 1.11 1.75 0.01 85.83 03:23:01 AM 0 25.61 0.00 2.05 1.97 0.02 70.36 03:23:01 AM 1 9.90 0.00 0.94 2.07 0.00 87.09 03:23:01 AM 2 4.37 0.00 0.70 1.72 0.02 93.19 03:23:01 AM 3 5.40 0.00 0.77 1.24 0.00 92.60 03:24:01 AM all 14.62 0.00 2.93 2.25 0.01 80.19 03:24:01 AM 0 26.93 0.00 4.21 2.07 0.00 66.78 03:24:01 AM 1 10.05 0.00 1.99 0.72 0.02 87.23 03:24:01 AM 2 16.87 0.00 3.91 2.91 0.02 76.30 03:24:01 AM 3 4.60 0.00 1.62 3.31 0.02 90.45 Average: all 4.43 0.00 0.69 0.67 0.01 94.20 Average: 0 9.03 0.00 1.05 0.67 0.00 89.24 Average: 1 3.36 0.00 0.51 0.47 0.01 95.66 Average: 2 3.62 0.00 0.78 0.77 0.01 94.82 Average: 3 1.71 0.00 0.44 0.76 0.01 97.09