---> uname -a: Linux prd-centos7-docker-4c-2g-9382.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: 2933.436 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 7.2G 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% /w/workspace/gexfoundry_device-mqtt-go_PR-170@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 /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-170 ---> free -m: total used free shared buff/cache available Mem: 1837 694 114 0 1028 1040 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:c8:4d:b6 brd ff:ff:ff:ff:ff:ff inet 10.30.122.134/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85540sec preferred_lft 85540sec inet6 fe80::f816:3eff:fec8:4db6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:36:1f:71:fa 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::42:36ff:fe1f:71fa/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) 10/28/20 _x86_64_ (4 CPU) 03:03:02 LINUX RESTART (4 CPU) 03:04:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:05:01 28.88 12.26 16.62 0.00 4498.29 2122.36 0.00 03:06:01 1.65 0.00 1.65 0.00 0.00 26.70 0.00 03:07:01 0.32 0.00 0.32 0.00 0.00 5.49 0.00 03:08:01 0.33 0.00 0.33 0.00 0.00 5.33 0.00 03:09:01 0.30 0.00 0.30 0.00 0.00 4.23 0.00 03:10:01 0.37 0.02 0.35 0.00 0.13 5.41 0.00 03:11:01 0.35 0.00 0.35 0.00 0.00 5.33 0.00 03:12:01 0.28 0.00 0.28 0.00 0.00 3.76 0.00 03:13:01 0.40 0.00 0.40 0.00 0.00 5.71 0.00 03:14:01 0.30 0.00 0.30 0.00 0.00 5.08 0.00 03:15:02 0.28 0.00 0.28 0.00 0.00 3.90 0.00 03:16:01 0.32 0.00 0.32 0.00 0.00 5.89 0.00 03:17:01 0.22 0.00 0.22 0.00 0.00 2.22 0.00 Average: 2.62 0.95 1.67 0.00 346.75 169.68 0.00 03:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 159176 0 596704 31.71 2620 1123056 1124320 38.37 449272 1113740 16 03:06:01 160060 0 595816 31.67 2620 1123060 1117720 38.15 451336 1111384 12 03:07:01 160972 0 594896 31.62 2620 1123068 1107464 37.80 451220 1110792 8 03:08:01 159316 0 596552 31.71 2620 1123068 1107476 37.80 453316 1110196 8 03:09:01 161116 0 594744 31.61 2620 1123076 1095128 37.37 457412 1104528 16 03:10:01 161756 0 594096 31.57 2620 1123084 1090776 37.23 457148 1104412 12 03:11:01 163092 0 592752 31.50 2620 1123092 1081524 36.91 456380 1104132 8 03:12:01 162084 0 593756 31.56 2620 1123096 1081736 36.92 449748 1112164 16 03:13:01 162684 0 593148 31.52 2620 1123104 1081644 36.91 449164 1112168 12 03:14:01 162328 0 593500 31.54 2620 1123108 1081632 36.91 446960 1114284 8 03:15:02 161844 0 593984 31.57 2620 1123108 1081740 36.92 447568 1114284 8 03:16:01 163040 0 592780 31.50 2620 1123116 1081524 36.91 446380 1114284 8 03:17:01 163000 0 592816 31.51 2620 1123120 1081524 36.91 446508 1114284 8 Average: 161574 0 594273 31.58 2620 1123089 1093401 37.32 450955 1110819 11 03:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 eth0 150.34 104.01 451.27 43.07 0.00 0.00 0.00 0.00 03:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 docker0 1.71 1.75 0.34 3.73 0.00 0.00 0.00 0.00 03:06:01 eth0 4.69 1.02 1.33 0.75 0.00 0.00 0.00 0.00 03:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 eth0 5.36 1.17 1.51 0.88 0.00 0.00 0.00 0.00 03:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 eth0 4.18 1.38 1.36 0.78 0.00 0.00 0.00 0.00 03:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 eth0 2.93 0.62 0.84 0.49 0.00 0.00 0.00 0.00 03:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 eth0 1.17 0.65 0.56 0.41 0.00 0.00 0.00 0.00 03:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 eth0 0.18 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 eth0 1.77 0.43 0.39 0.21 0.00 0.00 0.00 0.00 03:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 eth0 1.20 0.30 0.33 0.17 0.00 0.00 0.00 0.00 03:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 eth0 1.30 0.42 0.46 0.30 0.00 0.00 0.00 0.00 03:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:02 eth0 0.42 0.37 0.26 0.20 0.00 0.00 0.00 0.00 03:15:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 03:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 0.00 03:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 13.39 8.52 35.33 3.64 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 0.13 0.13 0.03 0.29 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) 10/28/20 _x86_64_ (4 CPU) 03:03:02 LINUX RESTART (4 CPU) 03:04:01 CPU %user %nice %system %iowait %steal %idle 03:05:01 all 3.47 0.00 2.10 0.57 0.35 93.51 03:05:01 0 3.77 0.00 2.30 0.08 0.29 93.56 03:05:01 1 3.70 0.00 2.50 0.99 0.30 92.50 03:05:01 2 2.63 0.00 1.78 0.10 0.37 95.12 03:05:01 3 3.78 0.00 1.83 1.11 0.44 92.85 03:06:01 all 0.16 0.00 0.05 0.00 0.15 99.63 03:06:01 0 0.47 0.00 0.03 0.00 0.10 99.40 03:06:01 1 0.07 0.00 0.08 0.00 0.27 99.58 03:06:01 2 0.08 0.00 0.07 0.00 0.15 99.70 03:06:01 3 0.03 0.00 0.03 0.00 0.08 99.85 03:07:01 all 0.20 0.00 0.05 0.00 0.07 99.68 03:07:01 0 0.52 0.00 0.08 0.00 0.08 99.32 03:07:01 1 0.13 0.00 0.03 0.00 0.08 99.75 03:07:01 2 0.10 0.00 0.05 0.00 0.03 99.82 03:07:01 3 0.07 0.00 0.03 0.00 0.07 99.83 03:08:01 all 0.15 0.00 0.04 0.00 0.10 99.71 03:08:01 0 0.32 0.00 0.03 0.00 0.03 99.62 03:08:01 1 0.03 0.00 0.05 0.00 0.12 99.80 03:08:01 2 0.08 0.00 0.03 0.00 0.10 99.78 03:08:01 3 0.17 0.00 0.05 0.00 0.15 99.63 03:09:01 all 0.18 0.00 0.07 0.00 0.01 99.73 03:09:01 0 0.03 0.00 0.05 0.00 0.00 99.92 03:09:01 1 0.37 0.00 0.18 0.00 0.00 99.45 03:09:01 2 0.08 0.00 0.05 0.00 0.03 99.83 03:09:01 3 0.23 0.00 0.02 0.00 0.02 99.73 03:10:01 all 0.15 0.00 0.05 0.00 0.02 99.78 03:10:01 0 0.03 0.00 0.05 0.00 0.02 99.90 03:10:01 1 0.53 0.00 0.05 0.00 0.05 99.37 03:10:01 2 0.03 0.00 0.05 0.00 0.00 99.92 03:10:01 3 0.02 0.00 0.05 0.00 0.00 99.93 03:11:01 all 0.16 0.00 0.05 0.00 0.00 99.79 03:11:01 0 0.47 0.00 0.03 0.00 0.00 99.50 03:11:01 1 0.08 0.00 0.07 0.00 0.00 99.85 03:11:01 2 0.07 0.00 0.05 0.00 0.00 99.88 03:11:01 3 0.03 0.00 0.03 0.00 0.00 99.93 03:12:01 all 0.16 0.00 0.03 0.00 0.01 99.80 03:12:01 0 0.52 0.00 0.02 0.00 0.00 99.47 03:12:01 1 0.03 0.00 0.03 0.00 0.00 99.93 03:12:01 2 0.03 0.00 0.02 0.00 0.02 99.93 03:12:01 3 0.05 0.00 0.05 0.00 0.02 99.88 03:13:01 all 0.16 0.00 0.04 0.00 0.00 99.80 03:13:01 0 0.48 0.00 0.02 0.00 0.00 99.50 03:13:01 1 0.08 0.00 0.07 0.00 0.00 99.85 03:13:01 2 0.03 0.00 0.03 0.00 0.00 99.93 03:13:01 3 0.03 0.00 0.03 0.02 0.02 99.90 03:14:01 all 0.15 0.00 0.05 0.00 0.01 99.80 03:14:01 0 0.17 0.00 0.03 0.00 0.02 99.78 03:14:01 1 0.10 0.00 0.07 0.00 0.02 99.82 03:14:01 2 0.28 0.00 0.07 0.00 0.00 99.65 03:14:01 3 0.03 0.00 0.02 0.00 0.00 99.95 03:15:02 all 0.07 0.00 0.04 0.00 0.00 99.89 03:15:02 0 0.05 0.00 0.03 0.00 0.00 99.92 03:15:02 1 0.10 0.00 0.07 0.00 0.00 99.83 03:15:02 2 0.07 0.00 0.02 0.00 0.00 99.92 03:15:02 3 0.07 0.00 0.03 0.00 0.00 99.90 03:15:02 CPU %user %nice %system %iowait %steal %idle 03:16:01 all 0.15 0.00 0.04 0.00 0.00 99.81 03:16:01 0 0.02 0.00 0.03 0.00 0.00 99.95 03:16:01 1 0.52 0.00 0.03 0.00 0.00 99.44 03:16:01 2 0.03 0.00 0.03 0.00 0.00 99.93 03:16:01 3 0.03 0.00 0.05 0.00 0.00 99.92 03:17:01 all 0.15 0.00 0.04 0.00 0.00 99.81 03:17:01 0 0.02 0.00 0.05 0.00 0.00 99.93 03:17:01 1 0.52 0.00 0.02 0.00 0.00 99.47 03:17:01 2 0.03 0.00 0.03 0.00 0.00 99.93 03:17:01 3 0.03 0.00 0.05 0.00 0.00 99.92 Average: all 0.41 0.00 0.20 0.04 0.05 99.29 Average: 0 0.53 0.00 0.21 0.01 0.04 99.22 Average: 1 0.48 0.00 0.25 0.08 0.06 99.13 Average: 2 0.27 0.00 0.17 0.01 0.05 99.49 Average: 3 0.35 0.00 0.17 0.09 0.06 99.33