---> uname -a: Linux prd-centos7-docker-4c-2g-3884.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 7.8G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 590 64 16 1182 1048 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:80:66:c0 brd ff:ff:ff:ff:ff:ff inet 10.30.122.11/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe80:66c0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:50:3d:f9:21 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::42:50ff:fe3d:f921/64 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) 10/07/2020 _x86_64_ (4 CPU) 03:30:37 AM LINUX RESTART 03:32:01 AM tps rtps wtps bread/s bwrtn/s 03:33:01 AM 105.77 40.50 65.27 8602.60 14859.78 03:34:01 AM 112.70 65.33 47.37 5861.92 5789.85 03:35:01 AM 101.80 19.83 81.97 744.46 11423.11 Average: 106.76 41.89 64.87 5070.29 10691.33 03:32:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:33:01 AM 73744 1807812 96.08 2620 1172048 1208520 41.24 676320 922848 39556 03:34:01 AM 64636 1816920 96.56 2596 1141088 1174712 40.09 720516 907776 87404 03:35:01 AM 90696 1790860 95.18 2132 1110756 1107868 37.81 698228 862532 39560 Average: 76359 1805197 95.94 2449 1141297 1163700 39.71 698355 897719 55507 03:32:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:33:01 AM eth0 1287.10 880.32 1274.09 3420.52 0.00 0.00 0.00 03:33:01 AM veth854efa0 27.47 33.86 2.24 293.59 0.00 0.00 0.00 03:33:01 AM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 03:33:01 AM docker0 27.47 33.73 1.86 293.58 0.00 0.00 0.00 03:34:01 AM eth0 201.50 155.94 844.28 312.58 0.00 0.00 0.00 03:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 AM eth0 32.89 25.20 118.90 8.03 0.00 0.00 0.00 03:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 507.28 353.90 745.85 1247.35 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 9.16 11.25 0.62 97.89 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) 10/07/2020 _x86_64_ (4 CPU) 03:30:37 AM LINUX RESTART 03:32:01 AM CPU %user %nice %system %iowait %steal %idle 03:33:01 AM all 21.46 0.00 5.72 1.31 0.05 71.47 03:33:01 AM 0 13.17 0.00 6.38 1.75 0.05 78.65 03:33:01 AM 1 35.93 0.00 6.21 0.34 0.07 57.45 03:33:01 AM 2 15.48 0.00 4.57 2.57 0.03 77.35 03:33:01 AM 3 21.17 0.00 5.72 0.63 0.05 72.43 03:34:01 AM all 15.21 0.00 2.85 2.33 0.01 79.59 03:34:01 AM 0 31.77 0.00 4.35 2.07 0.02 61.80 03:34:01 AM 1 4.14 0.00 1.76 1.88 0.02 92.21 03:34:01 AM 2 17.74 0.00 3.19 2.45 0.02 76.60 03:34:01 AM 3 7.31 0.00 2.13 2.90 0.02 87.64 03:35:01 AM all 14.80 0.00 3.50 2.22 0.02 79.46 03:35:01 AM 0 24.07 0.00 3.59 1.31 0.00 71.03 03:35:01 AM 1 8.51 0.00 3.08 3.13 0.02 85.26 03:35:01 AM 2 16.24 0.00 4.46 2.23 0.02 77.05 03:35:01 AM 3 10.41 0.00 2.92 2.22 0.02 84.43 Average: all 17.14 0.00 4.02 1.96 0.03 76.86 Average: 0 23.07 0.00 4.76 1.71 0.02 70.44 Average: 1 16.11 0.00 3.67 1.79 0.03 78.40 Average: 2 16.49 0.00 4.07 2.42 0.02 77.00 Average: 3 12.95 0.00 3.58 1.92 0.03 81.52