---> uname -a: Linux prd-centos7-docker-4c-2g-1991.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: 2933.442 BogoMIPS: 5866.88 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 tmpfs 184M 0 184M 0% /run/user/0 ---> free -m: total used free shared buff/cache available Mem: 1837 605 83 16 1148 1032 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:83:31:64 brd ff:ff:ff:ff:ff:ff inet 10.30.123.166/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fe83:3164/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:14:ce:05:9b 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::42:14ff:fece:59b/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) 01:57:12 PM LINUX RESTART 01:58:01 PM tps rtps wtps bread/s bwrtn/s 01:59:01 PM 113.38 29.37 84.01 6237.60 22096.79 02:00:01 PM 108.26 55.26 53.00 4844.49 7440.84 02:01:01 PM 112.39 24.17 88.21 1391.31 12527.52 Average: 111.34 36.26 75.08 4158.11 14023.43 01:58:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:59:01 PM 70972 1810584 96.23 2620 1157556 1239340 42.30 529228 1062300 107476 02:00:01 PM 68240 1813316 96.37 2620 1115400 1193648 40.74 652192 972464 62096 02:01:01 PM 99636 1781920 94.70 2596 1090904 1128976 38.53 597856 949020 37960 Average: 79616 1801940 95.77 2612 1121287 1187321 40.52 593092 994595 69177 01:58:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:59:01 PM vethf1a71f3 35.14 47.12 2.75 294.76 0.00 0.00 0.00 01:59:01 PM eth0 1039.20 749.37 4454.82 111.31 0.00 0.00 0.00 01:59:01 PM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 01:59:01 PM docker0 35.14 46.99 2.27 294.75 0.00 0.00 0.00 02:00:01 PM eth0 428.24 301.30 925.75 958.37 0.00 0.00 0.00 02:00:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:01:01 PM eth0 33.04 23.81 110.29 24.78 0.00 0.00 0.00 02:01:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:01:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 363.69 274.19 1617.58 346.86 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 11.72 15.67 0.76 98.29 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) 01:57:12 PM LINUX RESTART 01:58:01 PM CPU %user %nice %system %iowait %steal %idle 01:59:01 PM all 13.57 0.00 4.33 2.20 0.03 79.88 01:59:01 PM 0 13.63 0.00 4.32 0.29 0.03 81.74 01:59:01 PM 1 12.36 0.00 4.19 2.52 0.03 80.89 01:59:01 PM 2 11.48 0.00 3.90 1.26 0.05 83.31 01:59:01 PM 3 16.82 0.00 4.88 4.69 0.02 73.59 02:00:01 PM all 18.54 0.00 2.86 1.87 0.03 76.71 02:00:01 PM 0 20.98 0.00 3.49 0.98 0.02 74.53 02:00:01 PM 1 14.56 0.00 2.99 2.57 0.02 79.88 02:00:01 PM 2 26.44 0.00 2.94 1.93 0.02 68.68 02:00:01 PM 3 12.24 0.00 2.03 2.03 0.03 83.66 02:01:01 PM all 14.58 0.00 3.57 2.01 0.02 79.82 02:01:01 PM 0 20.93 0.00 4.45 2.09 0.03 72.49 02:01:01 PM 1 11.72 0.00 3.44 1.22 0.02 83.61 02:01:01 PM 2 10.70 0.00 2.83 1.73 0.02 84.72 02:01:01 PM 3 14.98 0.00 3.57 3.01 0.02 78.42 Average: all 15.56 0.00 3.59 2.03 0.02 78.80 Average: 0 18.53 0.00 4.09 1.12 0.03 76.24 Average: 1 12.88 0.00 3.54 2.10 0.02 81.46 Average: 2 16.18 0.00 3.22 1.64 0.03 78.93 Average: 3 14.68 0.00 3.49 3.24 0.02 78.56