---> uname -a: Linux prd-centos7-docker-4c-2g-1903.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 7.7G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 616 72 16 1148 1021 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:14:04:78 brd ff:ff:ff:ff:ff:ff inet 10.30.122.223/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86165sec preferred_lft 86165sec inet6 fe80::f816:3eff:fe14:478/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c0:91:35:fa 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:c0ff:fe91:35fa/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) 01:17:03 AM LINUX RESTART 01:18:01 AM tps rtps wtps bread/s bwrtn/s 01:19:01 AM 165.35 75.15 90.20 10556.19 16149.70 01:20:01 AM 78.63 18.78 59.85 1337.58 7371.66 01:21:01 AM 98.04 22.71 75.32 1008.46 8577.56 Average: 113.97 38.86 75.11 4297.99 10696.37 01:18:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:19:01 AM 93212 1788344 95.05 2620 1122980 1142588 38.99 597516 985648 52 01:20:01 AM 76048 1805508 95.96 2596 1098248 1159876 39.58 674152 925268 102240 01:21:01 AM 107644 1773912 94.28 2376 1052768 1137632 38.83 669284 863816 101208 Average: 92301 1789255 95.09 2531 1091332 1146699 39.13 646984 924911 67833 01:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:19:01 AM eth0 596.60 385.27 1234.26 986.31 0.00 0.00 0.00 01:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 AM docker0 21.85 36.68 1.60 296.03 0.00 0.00 0.00 01:20:01 AM eth0 108.38 78.35 851.50 11.32 0.00 0.00 0.00 01:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 AM eth0 32.85 21.51 128.23 8.00 0.00 0.00 0.00 01:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 245.82 161.64 738.18 334.90 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.28 12.22 0.53 98.58 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) 01:17:03 AM LINUX RESTART 01:18:01 AM CPU %user %nice %system %iowait %steal %idle 01:19:01 AM all 16.09 0.00 4.71 3.61 0.07 75.52 01:19:01 AM 0 13.73 0.00 4.98 3.33 0.07 77.89 01:19:01 AM 1 11.11 0.00 4.62 5.14 0.07 79.06 01:19:01 AM 2 19.02 0.00 4.53 2.92 0.05 73.48 01:19:01 AM 3 20.55 0.00 4.74 3.05 0.10 71.56 01:20:01 AM all 17.28 0.00 2.68 1.38 0.03 78.63 01:20:01 AM 0 42.35 0.00 4.74 2.26 0.03 50.63 01:20:01 AM 1 7.25 0.00 2.02 1.49 0.03 89.20 01:20:01 AM 2 14.55 0.00 2.93 1.36 0.03 81.13 01:20:01 AM 3 5.31 0.00 1.09 0.43 0.03 93.13 01:21:01 AM all 15.82 0.00 3.13 1.80 0.03 79.21 01:21:01 AM 0 26.42 0.00 4.20 2.03 0.03 67.32 01:21:01 AM 1 9.83 0.00 2.31 1.40 0.02 86.45 01:21:01 AM 2 11.35 0.00 2.90 1.86 0.02 83.87 01:21:01 AM 3 15.77 0.00 3.12 1.92 0.03 79.15 Average: all 16.40 0.00 3.50 2.26 0.04 77.79 Average: 0 27.51 0.00 4.64 2.54 0.05 65.27 Average: 1 9.39 0.00 2.98 2.67 0.04 84.92 Average: 2 14.96 0.00 3.45 2.04 0.03 79.51 Average: 3 13.82 0.00 2.97 1.79 0.06 81.37