---> uname -a: Linux prd-centos7-docker-4c-2g-5294.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 610 63 16 1163 1028 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:4a:90:21 brd ff:ff:ff:ff:ff:ff inet 10.30.123.236/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fe4a:9021/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:04:a3:12:50 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::42:4ff:fea3:1250/64 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) 10/14/2020 _x86_64_ (4 CPU) 01:50:40 AM LINUX RESTART 01:52:01 AM tps rtps wtps bread/s bwrtn/s 01:53:01 AM 131.81 71.32 60.49 6973.77 7803.13 01:54:01 AM 87.56 13.07 74.50 938.90 10708.66 01:55:01 AM 98.04 18.23 79.81 937.71 8197.64 Average: 105.80 34.21 71.60 2950.35 8903.08 01:52:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:53:01 AM 81764 1799792 95.65 2620 1150644 1149820 39.24 644948 972192 26192 01:54:01 AM 153044 1728512 91.87 2596 1043632 1130712 38.59 613264 888548 73308 01:55:01 AM 75616 1805940 95.98 2596 1077476 1143232 39.02 686312 862116 14152 Average: 103475 1778081 94.50 2604 1090584 1141255 38.95 648175 907619 37884 01:52:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:53:01 AM eth0 437.30 298.97 590.70 966.01 0.00 0.00 0.00 01:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 AM docker0 27.16 36.70 1.86 294.01 0.00 0.00 0.00 01:54:01 AM eth0 59.78 47.56 612.46 6.07 0.00 0.00 0.00 01:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 AM eth0 40.75 29.57 134.01 11.67 0.00 0.00 0.00 01:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 179.29 125.37 445.73 327.95 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 9.06 12.24 0.62 98.01 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) 10/14/2020 _x86_64_ (4 CPU) 01:50:40 AM LINUX RESTART 01:52:01 AM CPU %user %nice %system %iowait %steal %idle 01:53:01 AM all 17.36 0.00 4.12 2.03 0.03 76.46 01:53:01 AM 0 26.19 0.00 5.95 2.60 0.03 65.22 01:53:01 AM 1 10.93 0.00 3.08 0.96 0.03 85.00 01:53:01 AM 2 20.37 0.00 4.43 1.24 0.03 73.93 01:53:01 AM 3 11.99 0.00 3.00 3.35 0.03 81.63 01:54:01 AM all 16.51 0.00 3.21 1.23 0.01 79.03 01:54:01 AM 0 22.43 0.00 2.63 0.72 0.02 74.20 01:54:01 AM 1 12.54 0.00 2.91 1.73 0.02 82.80 01:54:01 AM 2 13.64 0.00 3.22 0.45 0.02 82.67 01:54:01 AM 3 17.46 0.00 4.13 1.98 0.02 76.42 01:55:01 AM all 14.80 0.00 3.04 1.44 0.01 80.71 01:55:01 AM 0 13.75 0.00 2.13 1.37 0.00 82.75 01:55:01 AM 1 13.72 0.00 3.13 0.85 0.02 82.28 01:55:01 AM 2 22.44 0.00 4.31 2.28 0.00 70.97 01:55:01 AM 3 9.30 0.00 2.56 1.26 0.03 86.84 Average: all 16.22 0.00 3.46 1.56 0.02 78.74 Average: 0 20.77 0.00 3.56 1.57 0.02 74.09 Average: 1 12.40 0.00 3.04 1.18 0.02 83.36 Average: 2 18.82 0.00 3.99 1.32 0.02 75.85 Average: 3 12.92 0.00 3.23 2.19 0.03 81.63