---> uname -a: Linux 327e0e95ee58 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual 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 Available Use% Mounted on overlay 50.0G 7.5G 42.5G 15% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.5G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/xfoundry_go-mod-bootstrap_master@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/xfoundry_go-mod-bootstrap_master ---> free -m: total used free shared buff/cache available Mem: 1838 709 94 0 1034 1064 Swap: 1023 1 1022 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN 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 16: eth0@if17: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 01/07/20 _x86_64_ (4 CPU) 17:46:53 LINUX RESTART 17:48:02 tps rtps wtps bread/s bwrtn/s 17:49:01 10.83 1.39 9.44 81.48 1790.05 17:50:01 0.60 0.00 0.60 0.00 7.32 17:51:01 0.72 0.00 0.72 0.00 8.65 17:52:01 0.63 0.00 0.63 0.00 7.66 17:53:01 0.72 0.00 0.72 0.00 8.39 17:54:01 0.35 0.00 0.35 0.00 5.16 17:55:01 0.25 0.00 0.25 0.00 3.18 17:56:01 0.32 0.00 0.32 0.00 4.04 17:57:01 185.36 102.15 83.21 3899.92 30163.48 17:58:02 186.87 54.39 132.48 2445.85 32321.80 Average: 38.74 15.83 22.91 644.07 6444.88 17:48:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:49:01 118832 1763472 93.69 2620 1261900 956640 32.64 401280 1203000 8 17:50:01 130184 1752120 93.08 2620 1261904 884316 30.17 393640 1201156 8 17:51:01 129352 1752952 93.13 2620 1261968 884364 30.17 395568 1200188 16 17:52:01 128628 1753676 93.17 2620 1261912 884584 30.18 396464 1200176 8 17:53:01 128024 1754280 93.20 2620 1261920 884608 30.18 396508 1200176 8 17:54:01 129676 1752628 93.11 2620 1261924 884380 30.17 395256 1200176 12 17:55:01 133944 1748360 92.88 2620 1261928 884380 30.17 392460 1198916 8 17:56:01 134084 1748220 92.88 2620 1261932 884380 30.17 392220 1198916 8 17:57:01 75312 1806992 96.00 2620 1181176 1158452 39.53 520200 1078708 11684 17:58:02 97836 1784468 94.80 2620 1107344 1031556 35.20 598344 904564 78392 Average: 120587 1761717 93.59 2620 1238391 933766 31.86 428194 1158598 9015 17:48:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:49:01 eth0 10.64 10.12 9.04 19.87 0.00 0.00 0.00 17:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:49:01 docker0 0.00 0.03 0.00 0.00 0.00 0.00 0.00 17:50:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 17:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:51:01 eth0 0.95 0.33 0.27 0.02 0.00 0.00 0.00 17:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:52:01 eth0 0.92 0.37 0.31 0.20 0.00 0.00 0.00 17:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:53:01 eth0 0.70 0.47 0.43 0.27 0.00 0.00 0.00 17:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:54:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 17:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:55:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 17:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:56:01 eth0 0.07 0.05 0.00 0.00 0.00 0.00 0.00 17:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:57:01 eth0 298.70 225.74 4554.20 27.50 0.00 0.00 0.00 17:57:01 veth2715fbd 131.74 178.61 11.60 1072.78 0.00 0.00 0.00 17:57:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 17:57:01 docker0 132.52 179.22 9.92 1073.61 0.00 0.00 0.00 17:58:02 vetha6fa0b7 31.88 32.61 2.43 220.62 0.00 0.00 0.00 17:58:02 eth0 730.65 581.36 9247.23 180.62 0.00 0.00 0.00 17:58:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:58:02 docker0 32.25 32.81 2.06 220.73 0.00 0.00 0.00 Average: vetha6fa0b7 3.20 3.27 0.24 22.13 0.00 0.00 0.00 Average: eth0 73.29 58.32 927.62 18.12 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 16.43 21.17 1.19 129.61 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 01/07/20 _x86_64_ (4 CPU) 17:46:53 LINUX RESTART 17:48:02 CPU %user %nice %system %iowait %steal %idle 17:49:01 all 0.68 0.00 0.55 0.02 2.27 96.47 17:49:01 0 0.34 0.00 0.60 0.03 2.43 96.60 17:49:01 1 0.74 0.00 0.71 0.05 2.34 96.16 17:49:01 2 0.94 0.00 0.47 0.03 2.23 96.32 17:49:01 3 0.71 0.00 0.45 0.00 2.07 96.77 17:50:01 all 0.14 0.00 0.05 0.00 0.22 99.59 17:50:01 0 0.03 0.00 0.05 0.00 0.13 99.78 17:50:01 1 0.07 0.00 0.05 0.00 0.28 99.60 17:50:01 2 0.40 0.00 0.08 0.00 0.27 99.25 17:50:01 3 0.05 0.00 0.02 0.00 0.18 99.75 17:51:01 all 0.11 0.00 0.05 0.00 0.25 99.58 17:51:01 0 0.02 0.00 0.02 0.00 0.17 99.80 17:51:01 1 0.08 0.00 0.05 0.00 0.50 99.37 17:51:01 2 0.32 0.00 0.10 0.00 0.28 99.30 17:51:01 3 0.03 0.00 0.03 0.00 0.08 99.85 17:52:01 all 0.14 0.00 0.05 0.00 0.28 99.53 17:52:01 0 0.10 0.00 0.03 0.00 0.18 99.68 17:52:01 1 0.07 0.00 0.07 0.00 0.37 99.50 17:52:01 2 0.38 0.00 0.07 0.00 0.52 99.04 17:52:01 3 0.03 0.00 0.03 0.00 0.05 99.88 17:53:01 all 0.12 0.00 0.04 0.00 0.15 99.69 17:53:01 0 0.05 0.00 0.07 0.00 0.17 99.72 17:53:01 1 0.05 0.00 0.02 0.00 0.05 99.88 17:53:01 2 0.33 0.00 0.02 0.00 0.20 99.45 17:53:01 3 0.05 0.00 0.03 0.00 0.13 99.78 17:54:01 all 0.12 0.00 0.05 0.00 0.16 99.66 17:54:01 0 0.05 0.00 0.07 0.00 0.13 99.75 17:54:01 1 0.03 0.00 0.03 0.00 0.23 99.70 17:54:01 2 0.35 0.00 0.05 0.00 0.18 99.42 17:54:01 3 0.05 0.00 0.07 0.00 0.13 99.75 17:55:01 all 0.09 0.00 0.05 0.00 0.22 99.65 17:55:01 0 0.05 0.00 0.03 0.00 0.08 99.83 17:55:01 1 0.05 0.00 0.03 0.00 0.08 99.83 17:55:01 2 0.23 0.00 0.07 0.00 0.42 99.28 17:55:01 3 0.03 0.00 0.05 0.00 0.27 99.65 17:56:01 all 0.13 0.00 0.05 0.00 0.15 99.67 17:56:01 0 0.02 0.00 0.03 0.00 0.13 99.82 17:56:01 1 0.08 0.00 0.07 0.00 0.20 99.65 17:56:01 2 0.38 0.00 0.05 0.00 0.22 99.35 17:56:01 3 0.02 0.00 0.02 0.00 0.07 99.90 17:57:01 all 8.20 0.00 5.39 1.22 14.30 70.89 17:57:01 0 8.46 0.00 6.17 0.89 15.74 68.74 17:57:01 1 9.16 0.00 5.23 1.26 14.13 70.21 17:57:01 2 7.05 0.00 5.14 0.83 13.70 73.27 17:57:01 3 8.15 0.00 5.04 1.88 13.66 71.26 17:58:02 all 9.67 0.00 6.79 1.09 13.61 68.84 17:58:02 0 8.77 0.00 7.33 0.73 14.68 68.48 17:58:02 1 12.19 0.00 7.29 0.98 13.10 66.45 17:58:02 2 9.56 0.00 7.00 0.85 14.05 68.54 17:58:02 3 8.16 0.00 5.54 1.79 12.61 71.90 Average: all 1.95 0.00 1.31 0.23 3.17 93.33 Average: 0 1.79 0.00 1.44 0.17 3.39 93.21 Average: 1 2.26 0.00 1.36 0.23 3.13 93.02 Average: 2 2.01 0.00 1.32 0.17 3.24 93.27 Average: 3 1.73 0.00 1.13 0.37 2.93 93.84