---> uname -a: Linux prd-centos7-docker-4c-2g-21696.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: 2933.436 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 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% /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 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-197 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-197@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 707 74 0 1055 1025 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:b2:9c:cc brd ff:ff:ff:ff:ff:ff inet 10.30.123.74/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85730sec preferred_lft 85730sec inet6 fe80::f816:3eff:feb2:9ccc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:06:10:21:92 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::42:6ff:fe10:2192/64 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) 01/20/21 _x86_64_ (4 CPU) 22:28:51 LINUX RESTART (4 CPU) 22:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:31:01 2.76 0.00 2.76 0.00 0.00 60.17 0.00 22:32:01 0.53 0.00 0.53 0.00 0.00 9.23 0.00 22:33:01 0.17 0.00 0.17 0.00 0.00 1.62 0.00 22:34:01 0.27 0.00 0.27 0.00 0.00 3.60 0.00 22:35:01 0.25 0.00 0.25 0.00 0.00 3.71 0.00 22:36:01 0.32 0.00 0.32 0.00 0.00 3.43 0.00 22:37:01 0.28 0.00 0.28 0.00 0.00 3.33 0.00 22:38:01 0.20 0.00 0.20 0.00 0.00 2.83 0.00 22:39:01 0.28 0.00 0.28 0.00 0.00 3.35 0.00 22:40:01 121.01 66.09 54.93 0.00 5645.92 17991.23 0.00 Average: 12.62 6.61 6.00 0.00 565.01 1809.57 0.00 22:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:31:01 168008 0 562800 29.91 2608 1148128 1077288 36.77 417164 1097540 8 22:32:01 168352 0 562448 29.89 2608 1148136 1077288 36.77 414280 1100308 8 22:33:01 165164 0 565632 30.06 2608 1148140 1077540 36.77 428352 1089424 16 22:34:01 166704 0 564092 29.98 2608 1148140 1077288 36.77 425308 1091208 12 22:35:01 165220 0 565568 30.06 2608 1148148 1077372 36.77 436168 1081880 8 22:36:01 165144 0 565640 30.06 2608 1148152 1077420 36.77 436348 1082024 16 22:37:01 165700 0 565080 30.03 2608 1148156 1077288 36.77 435668 1082024 16 22:38:01 165568 0 565208 30.04 2608 1148160 1077288 36.77 435672 1082024 8 22:39:01 165752 0 565016 30.03 2608 1148168 1077288 36.77 435780 1082024 8 22:40:01 168844 0 675496 35.90 2608 1034596 1279224 43.66 446196 1000076 8 Average: 166446 0 575698 30.60 2608 1136792 1097528 37.46 431094 1078853 11 22:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:31:01 eth0 0.37 0.10 0.02 0.02 0.00 0.00 0.00 0.00 22:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:32:01 eth0 0.88 0.10 0.08 0.01 0.00 0.00 0.00 0.00 22:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:33:01 eth0 3.86 2.01 3.51 0.48 0.00 0.00 0.00 0.00 22:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:34:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 22:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:35:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 0.00 22:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 eth0 1.07 0.45 0.38 0.21 0.00 0.00 0.00 0.00 22:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 0.00 22:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 eth0 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:39:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 22:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 eth0 202.51 169.25 2173.21 19.15 0.00 0.00 0.00 0.00 22:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 20.94 17.25 217.89 2.00 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 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/20/21 _x86_64_ (4 CPU) 22:28:51 LINUX RESTART (4 CPU) 22:30:01 CPU %user %nice %system %iowait %steal %idle 22:31:01 all 0.18 0.00 0.06 0.00 0.00 99.76 22:31:01 0 0.05 0.00 0.05 0.00 0.00 99.90 22:31:01 1 0.50 0.00 0.05 0.00 0.00 99.45 22:31:01 2 0.03 0.00 0.05 0.00 0.00 99.92 22:31:01 3 0.13 0.00 0.08 0.00 0.00 99.78 22:32:01 all 0.18 0.00 0.11 0.00 0.01 99.70 22:32:01 0 0.07 0.00 0.12 0.00 0.00 99.82 22:32:01 1 0.50 0.00 0.05 0.00 0.02 99.43 22:32:01 2 0.08 0.00 0.12 0.00 0.02 99.78 22:32:01 3 0.08 0.00 0.17 0.00 0.00 99.75 22:33:01 all 0.20 0.00 0.07 0.00 0.00 99.73 22:33:01 0 0.08 0.00 0.07 0.00 0.00 99.85 22:33:01 1 0.52 0.00 0.10 0.00 0.00 99.38 22:33:01 2 0.10 0.00 0.07 0.00 0.00 99.83 22:33:01 3 0.08 0.00 0.05 0.00 0.02 99.85 22:34:01 all 0.16 0.00 0.03 0.00 0.01 99.80 22:34:01 0 0.03 0.00 0.03 0.00 0.02 99.92 22:34:01 1 0.52 0.00 0.03 0.00 0.00 99.45 22:34:01 2 0.07 0.00 0.03 0.00 0.03 99.87 22:34:01 3 0.02 0.00 0.02 0.00 0.00 99.97 22:35:01 all 0.18 0.00 0.17 0.00 0.02 99.62 22:35:01 0 0.05 0.00 0.13 0.00 0.05 99.77 22:35:01 1 0.43 0.00 0.22 0.00 0.02 99.33 22:35:01 2 0.18 0.00 0.20 0.00 0.02 99.60 22:35:01 3 0.07 0.00 0.15 0.00 0.00 99.78 22:36:01 all 0.17 0.00 0.04 0.00 0.00 99.79 22:36:01 0 0.07 0.00 0.03 0.00 0.00 99.90 22:36:01 1 0.03 0.00 0.03 0.00 0.00 99.93 22:36:01 2 0.52 0.00 0.05 0.00 0.02 99.42 22:36:01 3 0.05 0.00 0.03 0.00 0.00 99.92 22:37:01 all 0.15 0.00 0.02 0.00 0.00 99.83 22:37:01 0 0.02 0.00 0.03 0.00 0.00 99.95 22:37:01 1 0.03 0.00 0.02 0.00 0.00 99.95 22:37:01 2 0.53 0.00 0.03 0.00 0.00 99.43 22:37:01 3 0.03 0.00 0.00 0.00 0.00 99.97 22:38:01 all 0.11 0.00 0.04 0.00 0.00 99.85 22:38:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:38:01 1 0.05 0.00 0.03 0.00 0.00 99.92 22:38:01 2 0.37 0.00 0.07 0.00 0.00 99.57 22:38:01 3 0.02 0.00 0.03 0.00 0.02 99.93 22:39:01 all 0.04 0.00 0.04 0.00 0.00 99.92 22:39:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:39:01 1 0.03 0.00 0.07 0.00 0.00 99.90 22:39:01 2 0.07 0.00 0.05 0.00 0.00 99.88 22:39:01 3 0.03 0.00 0.02 0.00 0.00 99.95 22:40:01 all 5.94 0.00 4.20 1.88 0.13 87.85 22:40:01 0 5.35 0.00 4.19 0.61 0.10 89.75 22:40:01 1 6.53 0.00 4.17 1.99 0.08 87.23 22:40:01 2 5.49 0.00 3.98 1.06 0.20 89.26 22:40:01 3 6.38 0.00 4.45 3.88 0.12 85.17 Average: all 0.72 0.00 0.47 0.19 0.02 98.60 Average: 0 0.57 0.00 0.46 0.06 0.02 98.89 Average: 1 0.91 0.00 0.47 0.20 0.01 98.41 Average: 2 0.74 0.00 0.46 0.11 0.03 98.67 Average: 3 0.68 0.00 0.49 0.38 0.02 98.43