---> uname -a: Linux prd-centos7-docker-4c-2g-4807.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 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 Srbds: Not affected 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-239 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-239@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log ---> free -m: total used free shared buff/cache available Mem: 1837 720 96 0 1021 1012 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:76:43:e5 brd ff:ff:ff:ff:ff:ff inet 10.30.122.176/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85722sec preferred_lft 85722sec inet6 fe80::f816:3eff:fe76:43e5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:25:d5:2f:7e 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::42:25ff:fed5:2f7e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 05/12/21 _x86_64_ (4 CPU) 20:07:27 LINUX RESTART (4 CPU) 20:08:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:09:02 144.16 75.95 68.21 0.00 7436.15 36724.33 0.00 20:10:01 22.51 5.09 17.42 0.00 1631.42 2169.38 0.00 20:11:01 0.40 0.00 0.40 0.00 0.00 7.17 0.00 20:12:01 0.25 0.00 0.25 0.00 0.00 2.81 0.00 20:13:02 0.22 0.00 0.22 0.00 0.00 3.62 0.00 20:14:01 0.30 0.00 0.30 0.00 0.00 3.72 0.00 20:15:01 0.18 0.00 0.18 0.00 0.00 1.88 0.00 20:16:01 0.30 0.00 0.30 0.00 0.00 3.09 0.00 20:17:01 0.25 0.00 0.25 0.00 0.00 2.45 0.00 20:18:01 0.43 0.00 0.43 0.00 0.00 5.48 0.00 Average: 16.95 8.14 8.81 0.00 908.38 3909.19 0.00 20:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:09:02 91640 0 582028 30.93 2620 1205256 1284196 43.83 433652 1161388 10656 20:10:01 143208 0 617800 32.83 2620 1117916 1128748 38.52 434884 1104740 20 20:11:01 145324 0 615680 32.72 2620 1117920 1109000 37.85 448492 1089244 12 20:12:01 146576 0 614380 32.65 2620 1117968 1086252 37.07 443552 1093592 28 20:13:02 133748 0 627248 33.34 2620 1117928 1142308 38.99 459468 1089196 8 20:14:01 139368 0 621620 33.04 2620 1117936 1119224 38.20 456540 1087572 8 20:15:01 143236 0 617752 32.83 2620 1117936 1080160 36.86 453616 1087036 8 20:16:01 143420 0 617560 32.82 2620 1117944 1080160 36.86 453624 1087036 8 20:17:01 143532 0 617444 32.82 2620 1117948 1080160 36.86 453380 1087036 8 20:18:01 143176 0 617796 32.83 2620 1117952 1080292 36.87 454212 1087036 12 Average: 137323 0 614931 32.68 2620 1126670 1119050 38.19 449142 1097388 1077 20:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:09:02 eth0 277.73 182.27 740.04 64.29 0.00 0.00 0.00 0.00 20:09:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:09:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 eth0 66.22 47.95 345.72 14.48 0.00 0.00 0.00 0.00 20:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 docker0 2.34 1.88 0.48 5.02 0.00 0.00 0.00 0.00 20:11:01 eth0 3.78 0.76 0.90 0.41 0.00 0.00 0.00 0.00 20:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:12:01 eth0 5.99 0.60 0.98 0.41 0.00 0.00 0.00 0.00 20:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:13:02 eth0 6.87 6.50 1.41 28.31 0.00 0.00 0.00 0.00 20:13:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:13:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:14:01 eth0 0.78 0.46 0.42 0.28 0.00 0.00 0.00 0.00 20:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:15:01 eth0 0.20 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:16:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 0.00 20:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:17:01 eth0 0.22 0.08 0.01 0.01 0.00 0.00 0.00 0.00 20:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:18:01 eth0 2.06 0.35 0.42 0.20 0.00 0.00 0.00 0.00 20:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 36.46 23.95 108.88 10.86 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 0.23 0.19 0.05 0.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 05/12/21 _x86_64_ (4 CPU) 20:07:27 LINUX RESTART (4 CPU) 20:08:01 CPU %user %nice %system %iowait %steal %idle 20:09:02 all 12.79 0.00 8.23 8.64 27.58 42.76 20:09:02 0 12.63 0.00 8.00 8.43 28.86 42.08 20:09:02 1 13.93 0.00 11.88 7.10 26.07 41.02 20:09:02 2 10.58 0.00 6.31 9.03 28.08 46.00 20:09:02 3 14.14 0.00 6.90 9.94 27.25 41.76 20:10:01 all 2.03 0.00 2.14 0.63 7.56 87.64 20:10:01 0 2.22 0.00 1.89 1.24 8.06 86.60 20:10:01 1 2.18 0.00 2.17 0.46 7.51 87.67 20:10:01 2 2.04 0.00 2.12 0.17 7.32 88.35 20:10:01 3 1.68 0.00 2.38 0.65 7.36 87.93 20:11:01 all 0.09 0.00 0.10 0.00 1.65 98.15 20:11:01 0 0.05 0.00 0.11 0.00 1.92 97.92 20:11:01 1 0.13 0.00 0.10 0.00 1.92 97.86 20:11:01 2 0.16 0.00 0.10 0.00 1.51 98.23 20:11:01 3 0.03 0.00 0.10 0.00 1.25 98.62 20:12:01 all 0.11 0.00 0.26 0.00 2.73 96.90 20:12:01 0 0.08 0.00 0.11 0.00 1.76 98.04 20:12:01 1 0.06 0.00 0.16 0.00 2.80 96.98 20:12:01 2 0.19 0.00 0.08 0.00 3.44 96.29 20:12:01 3 0.12 0.00 0.69 0.00 2.90 96.29 20:13:02 all 0.33 0.00 0.09 0.00 1.64 97.94 20:13:02 0 0.12 0.00 0.15 0.00 1.39 98.34 20:13:02 1 0.43 0.00 0.10 0.00 2.04 97.43 20:13:02 2 0.50 0.00 0.03 0.00 1.41 98.06 20:13:02 3 0.26 0.00 0.07 0.00 1.74 97.93 20:14:01 all 0.13 0.00 0.05 0.00 0.38 99.44 20:14:01 0 0.08 0.00 0.07 0.00 0.62 99.22 20:14:01 1 0.05 0.00 0.07 0.00 0.32 99.56 20:14:01 2 0.02 0.00 0.03 0.00 0.37 99.58 20:14:01 3 0.37 0.00 0.02 0.00 0.22 99.39 20:15:01 all 0.06 0.00 0.10 0.00 1.46 98.38 20:15:01 0 0.00 0.00 0.12 0.00 0.79 99.09 20:15:01 1 0.05 0.00 0.08 0.00 2.44 97.43 20:15:01 2 0.03 0.00 0.10 0.00 1.22 98.65 20:15:01 3 0.17 0.00 0.10 0.00 1.37 98.37 20:16:01 all 0.10 0.00 0.05 0.00 0.76 99.10 20:16:01 0 0.05 0.00 0.05 0.00 0.40 99.50 20:16:01 1 0.08 0.00 0.07 0.00 1.46 98.39 20:16:01 2 0.02 0.00 0.05 0.00 0.43 99.50 20:16:01 3 0.23 0.00 0.02 0.00 0.73 99.02 20:17:01 all 0.08 0.00 0.02 0.00 0.90 99.00 20:17:01 0 0.02 0.00 0.02 0.00 0.38 99.59 20:17:01 1 0.02 0.00 0.02 0.00 1.06 98.91 20:17:01 2 0.26 0.00 0.03 0.00 0.79 98.91 20:17:01 3 0.02 0.00 0.03 0.00 1.37 98.58 20:18:01 all 0.10 0.00 0.03 0.00 0.61 99.27 20:18:01 0 0.02 0.00 0.05 0.00 0.98 98.96 20:18:01 1 0.10 0.00 0.03 0.00 0.65 99.22 20:18:01 2 0.27 0.00 0.02 0.00 0.56 99.15 20:18:01 3 0.02 0.00 0.02 0.00 0.23 99.73 Average: all 1.68 0.00 1.17 0.99 4.73 91.44 Average: 0 1.63 0.00 1.12 1.03 4.74 91.49 Average: 1 1.76 0.00 1.51 0.78 4.73 91.22 Average: 2 1.51 0.00 0.95 1.01 4.80 91.72 Average: 3 1.81 0.00 1.08 1.14 4.64 91.33