---> uname -a: Linux prd-centos7-docker-4c-2g-10045.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 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: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected 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 7.9G 42.0G 16% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.9G 42.0G 16% /facter-os /dev/vda1 50.0G 7.9G 42.0G 16% /etc/resolv.conf /dev/vda1 50.0G 7.9G 42.0G 16% /etc/hostname /dev/vda1 50.0G 7.9G 42.0G 16% /etc/hosts /dev/vda1 50.0G 7.9G 42.0G 16% /var/log/secure /dev/vda1 50.0G 7.9G 42.0G 16% /var/log/auth.log /dev/vda1 50.0G 7.9G 42.0G 16% /run/cloud-init/result.json /dev/vda1 50.0G 7.9G 42.0G 16% /w/workspace/gexfoundry_device-mqtt-go_PR-183 /dev/vda1 50.0G 7.9G 42.0G 16% /w/workspace/gexfoundry_device-mqtt-go_PR-183@tmp /dev/vda1 50.0G 7.9G 42.0G 16% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 730 140 0 966 1019 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:52:53:81 brd ff:ff:ff:ff:ff:ff inet 10.30.123.209/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85597sec preferred_lft 85597sec inet6 fe80::f816:3eff:fe52:5381/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:22:2b:5a:5f 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::42:22ff:fe2b:5a5f/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) 11/02/20 _x86_64_ (4 CPU) 06:32:25 LINUX RESTART (4 CPU) 06:33:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:34:01 77.57 25.82 51.75 0.00 6262.72 8629.95 0.00 06:35:01 298.69 129.98 168.70 0.00 5685.85 35338.80 0.00 06:36:01 153.96 101.25 52.72 0.00 4006.25 2241.27 0.00 06:37:02 30.48 2.01 28.46 0.00 85.18 4547.66 0.00 06:38:01 0.27 0.00 0.27 0.00 0.00 3.52 0.00 06:39:01 0.37 0.03 0.33 0.00 1.07 4.99 0.00 06:40:01 0.28 0.03 0.25 0.00 0.67 3.01 0.00 06:41:01 0.28 0.00 0.28 0.00 0.00 3.78 0.00 06:42:01 0.25 0.00 0.25 0.00 0.00 3.01 0.00 06:43:01 0.20 0.00 0.20 0.00 0.00 2.33 0.00 06:44:01 0.28 0.00 0.28 0.00 0.00 3.36 0.00 06:45:01 0.28 0.00 0.28 0.00 0.00 3.34 0.00 Average: 47.00 21.65 25.35 0.00 1335.26 4238.89 0.00 06:33:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:34:01 74232 0 616604 32.77 2620 1188100 1347952 46.00 473252 1168676 59912 06:35:01 191932 0 738240 39.24 2596 948788 1809256 61.75 497904 950736 24 06:36:01 101616 0 863140 45.87 2596 914204 1746700 59.61 720072 832008 35520 06:37:02 277356 0 654664 34.79 2596 946940 1124872 38.39 544664 837040 20 06:38:01 279000 0 653016 34.71 2596 946944 1091116 37.24 573976 806984 20 06:39:01 279736 0 652276 34.67 2596 946948 1091044 37.24 579336 801148 12 06:40:01 279304 0 652684 34.69 2596 946972 1091128 37.24 579896 801164 16 06:41:01 278376 0 653608 34.74 2596 946976 1091348 37.25 580744 801164 12 06:42:01 277604 0 654372 34.78 2596 946984 1091468 37.25 581568 801164 16 06:43:01 277448 0 654524 34.79 2596 946988 1092508 37.29 571544 811396 12 06:44:01 276648 0 655320 34.83 2596 946992 1096620 37.43 571780 811396 16 06:45:01 277040 0 654920 34.81 2596 947000 1096500 37.42 571176 811396 16 Average: 239191 0 675281 35.89 2598 964486 1230876 42.01 570493 852856 7966 06:33:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:34:01 eth0 524.56 405.75 3844.92 98.43 0.00 0.00 0.00 0.00 06:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:34:01 docker0 1.45 1.48 0.35 3.91 0.00 0.00 0.00 0.00 06:35:01 eth0 175.10 141.64 869.39 20.94 0.00 0.00 0.00 0.00 06:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:35:01 veth6113b88 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:35:01 vethc9e4e61 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:36:01 veth878644c 0.02 0.13 0.00 0.01 0.00 0.00 0.00 0.00 06:36:01 eth0 47.07 38.19 65.11 71.60 0.00 0.00 0.00 0.00 06:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:36:01 docker0 123.88 151.39 8.73 851.54 0.00 0.00 0.00 0.00 06:37:02 eth0 17.00 11.25 54.65 4.70 0.00 0.00 0.00 0.00 06:37:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:37:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:38:01 eth0 1.27 0.68 0.59 0.41 0.00 0.00 0.00 0.00 06:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:39:01 eth0 0.50 0.20 0.16 0.10 0.00 0.00 0.00 0.00 06:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 eth0 2.16 0.37 0.43 0.20 0.00 0.00 0.00 0.00 06:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:41:01 eth0 2.83 0.83 0.94 0.56 0.00 0.00 0.00 0.00 06:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:42:01 eth0 3.69 0.93 1.28 0.77 0.00 0.00 0.00 0.00 06:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:43:01 eth0 5.12 1.28 1.62 0.99 0.00 0.00 0.00 0.00 06:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:44:01 eth0 4.65 1.40 1.45 0.90 0.00 0.00 0.00 0.00 06:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:45:01 eth0 4.56 0.83 1.06 0.60 0.00 0.00 0.00 0.00 06:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 65.40 50.04 400.98 16.64 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 10.36 12.66 0.73 71.20 0.00 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) 11/02/20 _x86_64_ (4 CPU) 06:32:25 LINUX RESTART (4 CPU) 06:33:02 CPU %user %nice %system %iowait %steal %idle 06:34:01 all 12.03 0.00 5.07 1.93 16.98 63.99 06:34:01 0 14.07 0.00 5.04 0.45 18.23 62.21 06:34:01 1 11.19 0.00 4.64 1.37 16.80 65.99 06:34:01 2 9.19 0.00 5.51 5.24 17.42 62.64 06:34:01 3 13.75 0.00 5.11 0.61 15.45 65.07 06:35:01 all 6.25 0.00 5.49 5.32 14.08 68.86 06:35:01 0 7.10 0.00 6.21 4.83 15.06 66.80 06:35:01 1 6.03 0.00 5.26 3.31 13.79 71.62 06:35:01 2 6.00 0.00 5.23 6.72 14.15 67.90 06:35:01 3 5.87 0.00 5.26 6.42 13.33 69.13 06:36:01 all 26.88 0.00 10.14 2.75 17.20 43.02 06:36:01 0 28.23 0.00 10.38 2.18 18.03 41.18 06:36:01 1 25.25 0.00 10.23 3.80 17.03 43.69 06:36:01 2 28.38 0.00 9.80 3.27 16.34 42.21 06:36:01 3 25.71 0.00 10.14 1.78 17.40 44.96 06:37:02 all 4.98 0.00 2.52 0.59 7.16 84.75 06:37:02 0 4.25 0.00 2.32 0.10 7.90 85.43 06:37:02 1 5.55 0.00 2.69 0.03 7.00 84.73 06:37:02 2 5.21 0.00 2.70 1.71 6.66 83.73 06:37:02 3 4.92 0.00 2.38 0.53 7.06 85.11 06:38:01 all 0.11 0.00 0.08 0.00 0.27 99.53 06:38:01 0 0.00 0.00 0.05 0.00 0.12 99.83 06:38:01 1 0.19 0.00 0.19 0.00 0.27 99.36 06:38:01 2 0.20 0.00 0.05 0.00 0.29 99.46 06:38:01 3 0.05 0.00 0.05 0.00 0.42 99.48 06:39:01 all 0.11 0.00 0.05 0.00 0.16 99.69 06:39:01 0 0.23 0.00 0.00 0.00 0.08 99.68 06:39:01 1 0.02 0.00 0.10 0.00 0.17 99.72 06:39:01 2 0.15 0.00 0.03 0.00 0.23 99.58 06:39:01 3 0.03 0.00 0.05 0.00 0.15 99.77 06:40:01 all 0.15 0.00 0.02 0.00 0.15 99.68 06:40:01 0 0.42 0.00 0.03 0.02 0.27 99.27 06:40:01 1 0.03 0.00 0.02 0.00 0.08 99.87 06:40:01 2 0.03 0.00 0.02 0.00 0.07 99.88 06:40:01 3 0.10 0.00 0.03 0.00 0.17 99.70 06:41:01 all 0.15 0.00 0.05 0.00 0.18 99.63 06:41:01 0 0.23 0.00 0.02 0.00 0.10 99.65 06:41:01 1 0.08 0.00 0.05 0.00 0.25 99.62 06:41:01 2 0.17 0.00 0.05 0.00 0.25 99.53 06:41:01 3 0.10 0.00 0.07 0.00 0.13 99.70 06:42:01 all 0.08 0.00 0.04 0.00 0.73 99.14 06:42:01 0 0.02 0.00 0.02 0.00 0.28 99.68 06:42:01 1 0.03 0.00 0.07 0.00 1.09 98.81 06:42:01 2 0.25 0.00 0.05 0.00 1.06 98.64 06:42:01 3 0.03 0.00 0.03 0.00 0.50 99.44 06:43:01 all 0.11 0.00 0.04 0.00 0.70 99.15 06:43:01 0 0.05 0.00 0.02 0.00 0.75 99.19 06:43:01 1 0.03 0.00 0.05 0.00 0.55 99.37 06:43:01 2 0.30 0.00 0.05 0.00 0.60 99.05 06:43:01 3 0.05 0.00 0.05 0.00 0.91 98.99 06:44:01 all 0.11 0.00 0.02 0.00 0.45 99.42 06:44:01 0 0.02 0.00 0.02 0.00 0.27 99.70 06:44:01 1 0.35 0.00 0.03 0.00 0.71 98.90 06:44:01 2 0.05 0.00 0.03 0.00 0.61 99.30 06:44:01 3 0.02 0.00 0.02 0.00 0.20 99.77 06:44:01 CPU %user %nice %system %iowait %steal %idle 06:45:01 all 0.06 0.00 0.04 0.00 1.16 98.74 06:45:01 0 0.02 0.00 0.07 0.00 2.08 97.84 06:45:01 1 0.18 0.00 0.03 0.00 1.12 98.66 06:45:01 2 0.02 0.00 0.03 0.00 0.98 98.98 06:45:01 3 0.03 0.00 0.02 0.00 0.46 99.49 Average: all 4.09 0.00 1.91 0.87 4.85 88.28 Average: 0 4.37 0.00 1.95 0.62 5.15 87.90 Average: 1 3.94 0.00 1.89 0.69 4.83 88.64 Average: 2 3.97 0.00 1.90 1.40 4.80 87.93 Average: 3 4.09 0.00 1.89 0.78 4.60 88.65