---> uname -a: Linux prd-centos7-docker-4c-2g-1929.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 7.6G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 599 74 16 1163 1038 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:f6:8e:65 brd ff:ff:ff:ff:ff:ff inet 10.30.123.47/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fef6:8e65/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9e:28:de:38 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::42:9eff:fe28:de38/64 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) 03:41:21 AM LINUX RESTART 03:42:02 AM tps rtps wtps bread/s bwrtn/s 03:43:01 AM 131.84 46.89 84.95 7670.68 37466.81 03:44:01 AM 140.25 74.58 65.66 6849.00 9589.81 03:45:01 AM 83.02 6.41 76.61 755.65 11154.42 03:46:01 AM 91.66 20.25 71.41 871.54 7714.61 Average: 111.60 36.99 74.61 4020.62 16391.04 03:42:02 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:43:01 AM 144440 1737116 92.32 2620 1154288 1102564 37.63 528864 1034072 59988 03:44:01 AM 88072 1793484 95.32 2620 1159668 1119032 38.19 605440 1004848 18804 03:45:01 AM 72056 1809500 96.17 2596 1087284 1170480 39.95 694444 892056 56488 03:46:01 AM 122096 1759460 93.51 2500 1075608 1088548 37.15 627396 867288 25920 Average: 106666 1774890 94.33 2584 1119212 1120156 38.23 614036 949566 40300 03:42:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:43:01 AM eth0 1063.17 722.21 4178.62 98.77 0.00 0.00 0.00 03:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:01 AM eth0 454.01 324.25 487.53 968.96 0.00 0.00 0.00 03:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:01 AM docker0 66.48 74.00 3.91 296.40 0.00 0.00 0.00 03:45:01 AM eth0 129.27 113.02 759.48 11.03 0.00 0.00 0.00 03:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:45:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:46:01 AM eth0 36.45 26.94 129.50 9.06 0.00 0.00 0.00 03:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:46:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 417.92 294.74 1376.73 272.60 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 16.68 18.57 0.98 74.39 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) 03:41:21 AM LINUX RESTART 03:42:02 AM CPU %user %nice %system %iowait %steal %idle 03:43:01 AM all 14.66 0.00 6.88 3.84 0.02 74.60 03:43:01 AM 0 13.48 0.00 7.00 4.18 0.02 75.33 03:43:01 AM 1 13.95 0.00 6.43 3.44 0.03 76.15 03:43:01 AM 2 18.24 0.00 8.24 1.85 0.02 71.65 03:43:01 AM 3 12.94 0.00 5.83 5.90 0.02 75.32 03:44:01 AM all 15.83 0.00 3.88 2.15 0.02 78.13 03:44:01 AM 0 24.59 0.00 5.22 1.05 0.02 69.11 03:44:01 AM 1 12.73 0.00 3.05 2.08 0.02 82.13 03:44:01 AM 2 15.50 0.00 4.16 2.38 0.03 77.93 03:44:01 AM 3 10.59 0.00 3.07 3.07 0.02 83.26 03:45:01 AM all 17.02 0.00 2.84 1.27 0.01 78.86 03:45:01 AM 0 20.64 0.00 2.99 2.05 0.02 74.30 03:45:01 AM 1 19.00 0.00 3.14 0.35 0.00 77.51 03:45:01 AM 2 19.00 0.00 3.46 1.48 0.00 76.07 03:45:01 AM 3 9.47 0.00 1.81 1.22 0.00 87.50 03:46:01 AM all 14.75 0.00 2.99 1.97 0.01 80.28 03:46:01 AM 0 31.98 0.00 3.91 0.72 0.02 63.37 03:46:01 AM 1 8.15 0.00 2.26 0.54 0.02 89.04 03:46:01 AM 2 7.82 0.00 2.26 1.72 0.02 88.18 03:46:01 AM 3 11.07 0.00 3.50 4.92 0.02 80.50 Average: all 15.57 0.00 4.13 2.30 0.01 77.99 Average: 0 22.74 0.00 4.76 1.98 0.02 70.49 Average: 1 13.45 0.00 3.70 1.59 0.02 81.24 Average: 2 15.12 0.00 4.51 1.86 0.02 78.49 Average: 3 11.01 0.00 3.54 3.77 0.01 81.68