---> uname -a: Linux prd-centos7-docker-4c-2g-5962.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/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-177 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/gexfoundry_device-mqtt-go_PR-177@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa-host /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 654 109 0 1073 1080 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:68:13:fe brd ff:ff:ff:ff:ff:ff inet 10.30.123.17/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85656sec preferred_lft 85656sec inet6 fe80::f816:3eff:fe68:13fe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:fd:33:46:1f 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:fdff:fe33:461f/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) 10/16/20 _x86_64_ (4 CPU) 23:16:52 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:19:01 7.67 2.61 5.06 0.00 126.12 142.32 0.00 23:20:01 0.40 0.00 0.40 0.00 0.00 6.73 0.00 23:21:02 0.50 0.00 0.50 0.00 0.00 6.81 0.00 23:22:01 0.25 0.00 0.25 0.00 0.00 3.64 0.00 23:23:01 0.28 0.00 0.28 0.00 0.00 4.31 0.00 23:24:01 0.32 0.02 0.30 0.00 0.13 3.48 0.00 23:25:01 0.30 0.00 0.30 0.00 0.00 3.90 0.00 23:26:01 0.22 0.00 0.22 0.00 0.00 2.70 0.00 23:27:01 0.30 0.00 0.30 0.00 0.00 3.50 0.00 23:28:01 0.25 0.00 0.25 0.00 0.00 2.71 0.00 23:29:01 0.20 0.00 0.20 0.00 0.00 1.62 0.00 Average: 0.97 0.24 0.73 0.00 11.50 16.54 0.00 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 170948 0 557512 29.63 2620 1150476 1105284 37.72 401120 1149408 20 23:20:01 178672 0 549780 29.22 2620 1150484 1059464 36.16 397440 1146120 8 23:21:02 178496 0 549952 29.23 2620 1150488 1059536 36.16 398012 1146116 8 23:22:01 176952 0 551496 29.31 2620 1150488 1059596 36.16 409176 1136708 12 23:23:01 177768 0 550672 29.27 2620 1150496 1059464 36.16 408460 1136680 8 23:24:01 178144 0 550284 29.25 2620 1150508 1059392 36.16 408216 1136680 8 23:25:01 177120 0 551304 29.30 2620 1150512 1059608 36.16 403140 1142824 8 23:26:01 177316 0 551104 29.29 2620 1150516 1059596 36.16 403188 1142824 8 23:27:01 178200 0 550212 29.24 2620 1150524 1059392 36.16 401848 1142824 8 23:28:01 177600 0 550808 29.27 2620 1150528 1059476 36.16 400380 1144872 8 23:29:01 177812 0 550596 29.26 2620 1150528 1059392 36.16 399948 1144872 8 Average: 177184 0 551247 29.30 2620 1150504 1063655 36.30 402812 1142721 9 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 eth0 10.10 8.21 6.72 16.50 0.00 0.00 0.00 0.00 23:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:19:01 docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 23:20:01 eth0 1.83 0.65 1.63 0.04 0.00 0.00 0.00 0.00 23:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:21:02 eth0 1.07 0.32 0.32 0.20 0.00 0.00 0.00 0.00 23:21:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:21:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:22:01 eth0 0.54 0.30 0.28 0.20 0.00 0.00 0.00 0.00 23:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:23:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 0.00 23:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:24:01 eth0 0.57 0.07 0.06 0.01 0.00 0.00 0.00 0.00 23:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:25:01 eth0 1.30 0.50 0.44 0.21 0.00 0.00 0.00 0.00 23:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:26:01 eth0 0.55 0.48 0.27 0.21 0.00 0.00 0.00 0.00 23:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:27:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 23:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:28:01 eth0 0.35 0.25 0.14 0.08 0.00 0.00 0.00 0.00 23:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:29:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 23:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.52 1.01 0.91 1.60 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 0.00 0.00 0.00 0.00 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) 10/16/20 _x86_64_ (4 CPU) 23:16:52 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 0.49 0.00 0.18 0.05 0.00 99.27 23:19:01 0 0.82 0.00 0.15 0.03 0.00 99.00 23:19:01 1 0.33 0.00 0.22 0.07 0.00 99.38 23:19:01 2 0.33 0.00 0.22 0.07 0.00 99.38 23:19:01 3 0.47 0.00 0.15 0.05 0.00 99.33 23:20:01 all 0.14 0.00 0.06 0.00 0.00 99.80 23:20:01 0 0.37 0.00 0.07 0.00 0.00 99.57 23:20:01 1 0.03 0.00 0.03 0.00 0.00 99.93 23:20:01 2 0.08 0.00 0.07 0.00 0.00 99.85 23:20:01 3 0.07 0.00 0.07 0.00 0.00 99.87 23:21:02 all 0.06 0.00 0.03 0.00 0.00 99.91 23:21:02 0 0.07 0.00 0.02 0.00 0.00 99.92 23:21:02 1 0.03 0.00 0.03 0.00 0.00 99.93 23:21:02 2 0.05 0.00 0.05 0.00 0.00 99.90 23:21:02 3 0.08 0.00 0.03 0.00 0.00 99.88 23:22:01 all 0.09 0.00 0.06 0.00 0.00 99.85 23:22:01 0 0.27 0.00 0.07 0.00 0.02 99.64 23:22:01 1 0.03 0.00 0.08 0.00 0.00 99.88 23:22:01 2 0.03 0.00 0.05 0.00 0.00 99.92 23:22:01 3 0.03 0.00 0.02 0.00 0.00 99.95 23:23:01 all 0.16 0.00 0.05 0.00 0.00 99.79 23:23:01 0 0.52 0.00 0.02 0.00 0.00 99.47 23:23:01 1 0.03 0.00 0.10 0.00 0.00 99.87 23:23:01 2 0.07 0.00 0.03 0.00 0.00 99.90 23:23:01 3 0.03 0.00 0.03 0.00 0.00 99.93 23:24:01 all 0.14 0.00 0.03 0.00 0.00 99.83 23:24:01 0 0.50 0.00 0.02 0.00 0.00 99.48 23:24:01 1 0.02 0.00 0.02 0.00 0.00 99.97 23:24:01 2 0.03 0.00 0.07 0.00 0.00 99.90 23:24:01 3 0.02 0.00 0.02 0.02 0.00 99.95 23:25:01 all 0.16 0.00 0.03 0.00 0.00 99.80 23:25:01 0 0.55 0.00 0.03 0.00 0.00 99.42 23:25:01 1 0.03 0.00 0.02 0.00 0.00 99.95 23:25:01 2 0.05 0.00 0.05 0.00 0.02 99.88 23:25:01 3 0.02 0.00 0.03 0.00 0.00 99.95 23:26:01 all 0.15 0.00 0.03 0.00 0.00 99.81 23:26:01 0 0.52 0.00 0.02 0.00 0.00 99.47 23:26:01 1 0.02 0.00 0.02 0.00 0.00 99.97 23:26:01 2 0.05 0.00 0.07 0.00 0.00 99.88 23:26:01 3 0.03 0.00 0.03 0.00 0.00 99.93 23:27:01 all 0.16 0.00 0.03 0.00 0.00 99.81 23:27:01 0 0.03 0.00 0.03 0.00 0.00 99.93 23:27:01 1 0.03 0.00 0.02 0.00 0.00 99.95 23:27:01 2 0.05 0.00 0.05 0.00 0.00 99.90 23:27:01 3 0.52 0.00 0.03 0.00 0.00 99.45 23:28:01 all 0.15 0.00 0.03 0.00 0.00 99.82 23:28:01 0 0.02 0.00 0.03 0.00 0.00 99.95 23:28:01 1 0.02 0.00 0.02 0.00 0.00 99.97 23:28:01 2 0.05 0.00 0.07 0.00 0.00 99.88 23:28:01 3 0.52 0.00 0.02 0.00 0.00 99.47 23:29:01 all 0.16 0.00 0.02 0.00 0.00 99.82 23:29:01 0 0.03 0.00 0.02 0.00 0.00 99.95 23:29:01 1 0.03 0.00 0.02 0.00 0.00 99.95 23:29:01 2 0.05 0.00 0.03 0.00 0.00 99.92 23:29:01 3 0.52 0.00 0.02 0.00 0.00 99.47 Average: CPU %user %nice %system %iowait %steal %idle Average: all 0.17 0.00 0.05 0.01 0.00 99.77 Average: 0 0.34 0.00 0.04 0.00 0.00 99.62 Average: 1 0.06 0.00 0.05 0.01 0.00 99.89 Average: 2 0.08 0.00 0.07 0.01 0.00 99.85 Average: 3 0.21 0.00 0.04 0.01 0.00 99.74