---> uname -a: Linux prd-centos7-docker-4c-2g-5546.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: 2933.442 BogoMIPS: 5866.88 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 7.2G 42.8G 14% / 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 7.2G 42.8G 14% /facter-os /dev/vda1 50.0G 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/secure /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/auth.log /dev/vda1 50.0G 7.2G 42.8G 14% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/gexfoundry_device-mqtt-go_PR-178 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/gexfoundry_device-mqtt-go_PR-178@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 673 104 0 1060 1062 Swap: 1023 0 1023 ---> 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:ed:91:db brd ff:ff:ff:ff:ff:ff inet 10.30.122.248/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85605sec preferred_lft 85605sec inet6 fe80::f816:3eff:feed:91db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:cd:67:fc:c0 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:cdff:fe67:fcc0/64 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) 10/15/20 _x86_64_ (4 CPU) 06:28:22 LINUX RESTART (4 CPU) 06:29:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:01 63.43 18.06 45.37 0.00 5120.24 4889.91 0.00 06:31:01 1.35 0.00 1.35 0.00 0.00 21.05 0.00 06:32:01 0.27 0.00 0.27 0.00 0.00 3.75 0.00 06:33:01 0.47 0.00 0.47 0.00 0.00 4.96 0.00 06:34:01 0.57 0.00 0.57 0.00 0.00 5.98 0.00 06:35:01 0.52 0.00 0.52 0.00 0.00 8.08 0.00 06:36:01 0.27 0.02 0.25 0.00 0.13 2.58 0.00 06:37:01 0.28 0.00 0.28 0.00 0.00 3.48 0.00 06:38:01 0.23 0.00 0.23 0.00 0.00 2.98 0.00 06:39:01 0.35 0.00 0.35 0.00 0.00 5.20 0.00 06:40:01 0.23 0.00 0.23 0.00 0.00 3.31 0.00 06:41:01 0.23 0.00 0.23 0.00 0.00 2.43 0.00 Average: 5.69 1.51 4.18 0.00 426.95 413.05 0.00 06:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:01 171996 0 560600 29.79 2620 1146340 1111864 37.95 363936 1185552 120 06:31:01 174200 0 558392 29.68 2620 1146344 1105264 37.72 364816 1183256 20 06:32:01 176884 0 555700 29.53 2620 1146352 1079564 36.84 363640 1181736 12 06:33:01 175136 0 557448 29.63 2620 1146352 1079744 36.85 366412 1181144 8 06:34:01 174520 0 558060 29.66 2620 1146356 1079780 36.85 374700 1172964 8 06:35:01 171404 0 561168 29.82 2620 1146364 1079816 36.85 383272 1167600 8 06:36:01 172796 0 559768 29.75 2620 1146372 1079564 36.84 400416 1149176 12 06:37:01 172876 0 559680 29.75 2620 1146380 1079672 36.85 395980 1154088 12 06:38:01 172084 0 560468 29.79 2620 1146384 1079796 36.85 396704 1154088 12 06:39:01 171880 0 560664 29.80 2620 1146392 1079832 36.85 389536 1161392 8 06:40:01 172016 0 560528 29.79 2620 1146392 1079796 36.85 389404 1161392 8 06:41:01 171608 0 560932 29.81 2620 1146396 1079868 36.85 389788 1161392 8 Average: 173117 0 559451 29.73 2620 1146369 1084547 37.01 381550 1167815 20 06:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:01 eth0 505.94 301.66 1026.16 89.65 0.00 0.00 0.00 0.00 06:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 docker0 2.05 1.51 0.36 3.62 0.00 0.00 0.00 0.00 06:31:01 eth0 0.47 0.27 0.27 0.17 0.00 0.00 0.00 0.00 06:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 eth0 0.75 0.08 0.06 0.04 0.00 0.00 0.00 0.00 06:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 eth0 1.03 0.42 0.32 0.18 0.00 0.00 0.00 0.00 06:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:34:01 eth0 1.97 0.58 0.65 0.39 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:35:01 eth0 1.63 0.75 0.77 0.47 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 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:36:01 eth0 0.55 0.10 0.05 0.04 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:37:01 eth0 2.83 0.67 0.76 0.37 0.00 0.00 0.00 0.00 06:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:38:01 eth0 2.37 0.50 0.66 0.39 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 2.12 0.67 0.64 0.41 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 2.48 0.75 0.82 0.50 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 1.00 0.62 0.54 0.37 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 Average: eth0 43.62 25.60 86.02 7.75 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 0.17 0.13 0.03 0.30 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) 10/15/20 _x86_64_ (4 CPU) 06:28:22 LINUX RESTART (4 CPU) 06:29:01 CPU %user %nice %system %iowait %steal %idle 06:30:01 all 10.53 0.00 3.82 2.01 0.02 83.62 06:30:01 0 10.58 0.00 4.69 3.53 0.02 81.19 06:30:01 1 11.02 0.00 3.76 0.64 0.02 84.56 06:30:01 2 9.76 0.00 3.82 1.14 0.02 85.25 06:30:01 3 10.77 0.00 3.01 2.73 0.03 83.46 06:31:01 all 0.15 0.00 0.04 0.00 0.00 99.81 06:31:01 0 0.05 0.00 0.03 0.00 0.00 99.92 06:31:01 1 0.47 0.00 0.05 0.00 0.02 99.47 06:31:01 2 0.07 0.00 0.05 0.00 0.00 99.88 06:31:01 3 0.02 0.00 0.02 0.00 0.00 99.97 06:32:01 all 0.13 0.00 0.03 0.00 0.00 99.84 06:32:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:32:01 1 0.42 0.00 0.03 0.00 0.00 99.55 06:32:01 2 0.05 0.00 0.05 0.00 0.00 99.90 06:32:01 3 0.02 0.00 0.02 0.00 0.00 99.97 06:33:01 all 0.16 0.00 0.03 0.00 0.00 99.81 06:33:01 0 0.05 0.00 0.03 0.00 0.00 99.92 06:33:01 1 0.53 0.00 0.02 0.00 0.00 99.45 06:33:01 2 0.02 0.00 0.03 0.00 0.00 99.95 06:33:01 3 0.03 0.00 0.05 0.00 0.00 99.92 06:34:01 all 0.17 0.00 0.03 0.00 0.00 99.80 06:34:01 0 0.05 0.00 0.03 0.00 0.02 99.90 06:34:01 1 0.52 0.00 0.02 0.00 0.00 99.47 06:34:01 2 0.05 0.00 0.03 0.00 0.00 99.92 06:34:01 3 0.05 0.00 0.03 0.00 0.00 99.92 06:35:01 all 0.17 0.00 0.04 0.00 0.00 99.79 06:35:01 0 0.05 0.00 0.07 0.00 0.00 99.88 06:35:01 1 0.53 0.00 0.03 0.00 0.02 99.42 06:35:01 2 0.07 0.00 0.05 0.00 0.00 99.88 06:35:01 3 0.02 0.00 0.02 0.00 0.00 99.97 06:36:01 all 0.15 0.00 0.04 0.00 0.00 99.80 06:36:01 0 0.05 0.00 0.05 0.00 0.00 99.90 06:36:01 1 0.52 0.00 0.02 0.00 0.00 99.47 06:36:01 2 0.03 0.00 0.07 0.00 0.00 99.90 06:36:01 3 0.02 0.00 0.03 0.00 0.00 99.95 06:37:01 all 0.12 0.00 0.04 0.00 0.00 99.85 06:37:01 0 0.03 0.00 0.07 0.00 0.00 99.90 06:37:01 1 0.35 0.00 0.05 0.00 0.00 99.60 06:37:01 2 0.03 0.00 0.02 0.00 0.00 99.95 06:37:01 3 0.05 0.00 0.02 0.00 0.00 99.93 06:38:01 all 0.09 0.00 0.04 0.00 0.00 99.87 06:38:01 0 0.05 0.00 0.07 0.00 0.00 99.88 06:38:01 1 0.25 0.00 0.03 0.00 0.00 99.72 06:38:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:38:01 3 0.03 0.00 0.02 0.00 0.00 99.95 06:39:01 all 0.16 0.00 0.02 0.00 0.00 99.81 06:39:01 0 0.05 0.00 0.03 0.00 0.02 99.90 06:39:01 1 0.53 0.00 0.03 0.00 0.00 99.43 06:39:01 2 0.05 0.00 0.02 0.00 0.00 99.93 06:39:01 3 0.00 0.00 0.02 0.00 0.00 99.98 06:40:01 all 0.20 0.00 0.03 0.00 0.00 99.78 06:40:01 0 0.17 0.00 0.03 0.00 0.00 99.80 06:40:01 1 0.38 0.00 0.03 0.00 0.00 99.58 06:40:01 2 0.05 0.00 0.03 0.00 0.00 99.92 06:40:01 3 0.18 0.00 0.02 0.00 0.00 99.80 06:40:01 CPU %user %nice %system %iowait %steal %idle 06:41:01 all 0.12 0.00 0.03 0.00 0.00 99.84 06:41:01 0 0.02 0.00 0.03 0.00 0.00 99.95 06:41:01 1 0.03 0.00 0.02 0.00 0.00 99.95 06:41:01 2 0.03 0.00 0.02 0.00 0.00 99.95 06:41:01 3 0.42 0.00 0.07 0.00 0.00 99.52 Average: all 1.00 0.00 0.35 0.17 0.00 98.48 Average: 0 0.92 0.00 0.43 0.29 0.00 98.36 Average: 1 1.29 0.00 0.34 0.05 0.00 98.31 Average: 2 0.85 0.00 0.35 0.09 0.00 98.71 Average: 3 0.96 0.00 0.27 0.23 0.00 98.54