---> uname -a: Linux prd-centos7-docker-4c-2g-4773.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% /w/workspace/gexfoundry_device-mqtt-go_PR-236 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-236@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 /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json ---> free -m: total used free shared buff/cache available Mem: 1837 733 106 0 997 998 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:9d:e6:8b brd ff:ff:ff:ff:ff:ff inet 10.30.122.167/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85785sec preferred_lft 85785sec inet6 fe80::f816:3eff:fe9d:e68b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:b3:77:e0:4a 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:b3ff:fe77:e04a/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) 18:57:44 LINUX RESTART (4 CPU) 18:58:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:59:01 182.47 91.77 90.71 0.00 9757.10 39237.65 0.00 19:00:02 2.43 0.00 2.43 0.00 0.00 57.63 0.00 19:01:01 0.52 0.02 0.51 0.00 0.14 6.87 0.00 19:02:01 0.82 0.08 0.73 0.00 1.60 9.47 0.00 19:03:01 0.62 0.00 0.62 0.00 0.00 6.86 0.00 19:04:01 0.78 0.00 0.78 0.00 0.00 9.76 0.00 19:05:01 0.28 0.00 0.28 0.00 0.00 4.50 0.00 19:06:01 0.17 0.00 0.17 0.00 0.00 1.88 0.00 19:07:01 0.22 0.00 0.22 0.00 0.00 1.63 0.00 19:08:01 133.19 76.11 57.08 0.00 6309.57 18474.21 0.00 Average: 32.23 16.84 15.39 0.00 1610.87 5796.03 0.00 18:58:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:59:01 138120 0 610736 32.46 2620 1130068 1120336 38.24 445208 1098736 128 19:00:02 140412 0 608320 32.33 2620 1130192 1120232 38.23 445952 1096100 12 19:01:01 145380 0 603348 32.07 2620 1130196 1073744 36.65 442660 1094932 8 19:02:01 143356 0 605248 32.17 2620 1130320 1072052 36.59 444948 1094856 8 19:03:01 142444 0 606156 32.22 2620 1130324 1072088 36.59 441588 1099040 8 19:04:01 142548 0 606044 32.21 2620 1130332 1072004 36.59 441604 1099040 8 19:05:01 142192 0 606364 32.23 2620 1130368 1072016 36.59 442376 1099096 24 19:06:01 142352 0 606232 32.22 2620 1130340 1071908 36.58 441660 1099088 8 19:07:01 142732 0 605848 32.20 2620 1130344 1071908 36.58 441748 1099088 8 19:08:01 174840 0 720036 38.27 2620 984048 1318392 44.99 470688 984328 16 Average: 145438 0 617833 32.84 2620 1115653 1106468 37.76 445843 1086430 23 18:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:59:01 eth0 426.95 256.30 1082.35 78.58 0.00 0.00 0.00 0.00 18:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:59:01 docker0 2.28 1.58 0.47 4.91 0.00 0.00 0.00 0.00 19:00:02 eth0 0.50 0.32 0.27 0.22 0.00 0.00 0.00 0.00 19:00:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:01:01 eth0 0.78 0.08 0.07 0.01 0.00 0.00 0.00 0.00 19:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:02:01 eth0 1.15 0.37 0.31 0.20 0.00 0.00 0.00 0.00 19:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:03:01 eth0 1.55 0.62 0.61 0.37 0.00 0.00 0.00 0.00 19:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:04:01 eth0 0.82 0.22 0.20 0.10 0.00 0.00 0.00 0.00 19:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:05:01 eth0 0.57 0.28 0.27 0.20 0.00 0.00 0.00 0.00 19:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:06:01 eth0 0.15 0.08 0.01 0.01 0.00 0.00 0.00 0.00 19:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:07:01 eth0 0.13 0.07 0.01 0.01 0.00 0.00 0.00 0.00 19:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:08:01 eth0 206.88 159.03 2170.26 48.11 0.00 0.00 0.00 0.00 19:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 64.11 41.84 326.15 12.81 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 0.16 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) 18:57:44 LINUX RESTART (4 CPU) 18:58:01 CPU %user %nice %system %iowait %steal %idle 18:59:01 all 16.97 0.00 10.48 5.21 2.44 64.91 18:59:01 0 15.94 0.00 12.66 4.03 2.30 65.07 18:59:01 1 15.95 0.00 9.99 7.20 2.68 64.18 18:59:01 2 18.31 0.00 9.09 4.65 2.47 65.49 18:59:01 3 17.68 0.00 10.20 4.95 2.29 64.89 19:00:02 all 0.19 0.00 0.07 0.00 0.03 99.71 19:00:02 0 0.05 0.00 0.05 0.00 0.02 99.88 19:00:02 1 0.08 0.00 0.08 0.00 0.07 99.77 19:00:02 2 0.60 0.00 0.08 0.00 0.02 99.30 19:00:02 3 0.03 0.00 0.07 0.00 0.00 99.90 19:01:01 all 0.18 0.00 0.06 0.00 0.04 99.71 19:01:01 0 0.07 0.00 0.08 0.00 0.03 99.81 19:01:01 1 0.10 0.00 0.08 0.00 0.05 99.76 19:01:01 2 0.51 0.00 0.05 0.00 0.02 99.42 19:01:01 3 0.05 0.00 0.03 0.00 0.07 99.85 19:02:01 all 0.18 0.00 0.04 0.00 0.02 99.76 19:02:01 0 0.12 0.00 0.05 0.00 0.00 99.83 19:02:01 1 0.07 0.00 0.05 0.00 0.02 99.87 19:02:01 2 0.52 0.00 0.03 0.00 0.05 99.40 19:02:01 3 0.02 0.00 0.03 0.00 0.00 99.95 19:03:01 all 0.17 0.00 0.06 0.00 0.02 99.75 19:03:01 0 0.07 0.00 0.05 0.00 0.02 99.87 19:03:01 1 0.13 0.00 0.07 0.00 0.03 99.77 19:03:01 2 0.28 0.00 0.07 0.00 0.02 99.63 19:03:01 3 0.18 0.00 0.07 0.00 0.00 99.75 19:04:01 all 0.15 0.00 0.04 0.00 0.00 99.80 19:04:01 0 0.02 0.00 0.03 0.00 0.00 99.95 19:04:01 1 0.05 0.00 0.08 0.00 0.00 99.87 19:04:01 2 0.50 0.00 0.02 0.00 0.02 99.47 19:04:01 3 0.03 0.00 0.03 0.00 0.00 99.93 19:05:01 all 0.13 0.00 0.05 0.00 0.01 99.81 19:05:01 0 0.08 0.00 0.05 0.00 0.02 99.85 19:05:01 1 0.05 0.00 0.03 0.00 0.02 99.90 19:05:01 2 0.37 0.00 0.08 0.00 0.00 99.55 19:05:01 3 0.02 0.00 0.05 0.00 0.00 99.93 19:06:01 all 0.10 0.00 0.03 0.00 0.01 99.86 19:06:01 0 0.03 0.00 0.02 0.00 0.00 99.95 19:06:01 1 0.08 0.00 0.07 0.00 0.02 99.83 19:06:01 2 0.27 0.00 0.03 0.00 0.02 99.68 19:06:01 3 0.02 0.00 0.00 0.00 0.00 99.98 19:07:01 all 0.05 0.00 0.04 0.00 0.00 99.91 19:07:01 0 0.02 0.00 0.02 0.00 0.00 99.97 19:07:01 1 0.10 0.00 0.07 0.00 0.00 99.83 19:07:01 2 0.05 0.00 0.07 0.00 0.00 99.88 19:07:01 3 0.02 0.00 0.02 0.00 0.00 99.97 19:08:01 all 6.12 0.00 4.04 1.93 0.13 87.77 19:08:01 0 5.29 0.00 4.04 0.98 0.12 89.57 19:08:01 1 5.94 0.00 3.57 1.78 0.10 88.61 19:08:01 2 6.82 0.00 4.49 4.02 0.17 84.50 19:08:01 3 6.43 0.00 4.06 0.95 0.14 88.42 Average: all 2.39 0.00 1.47 0.70 0.26 95.17 Average: 0 2.13 0.00 1.67 0.49 0.24 95.46 Average: 1 2.23 0.00 1.39 0.89 0.30 95.20 Average: 2 2.79 0.00 1.38 0.86 0.27 94.70 Average: 3 2.40 0.00 1.43 0.58 0.24 95.34