---> uname -a: Linux prd-centos7-docker-4c-2g-9381.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% /w/workspace/gexfoundry_device-mqtt-go_PR-180 /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-180@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 671 109 0 1056 1062 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:0e:88:b8 brd ff:ff:ff:ff:ff:ff inet 10.30.123.226/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85594sec preferred_lft 85594sec inet6 fe80::f816:3eff:fe0e:88b8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:19:c2:b2:a4 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::42:19ff:fec2:b2a4/64 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) 03:02:45 LINUX RESTART (4 CPU) 03:04:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:05:01 2.58 0.00 2.58 0.00 0.00 97.79 0.00 03:06:01 0.40 0.00 0.40 0.00 0.00 5.98 0.00 03:07:01 0.28 0.00 0.28 0.00 0.00 4.18 0.00 03:08:01 0.23 0.00 0.23 0.00 0.00 2.70 0.00 03:09:01 0.25 0.00 0.25 0.00 0.00 3.63 0.00 03:10:01 0.32 0.02 0.30 0.00 0.13 4.05 0.00 03:11:01 0.27 0.00 0.27 0.00 0.00 3.20 0.00 03:12:01 0.28 0.00 0.28 0.00 0.00 4.15 0.00 03:13:01 0.23 0.00 0.23 0.00 0.00 2.98 0.00 03:14:01 0.27 0.00 0.27 0.00 0.00 3.63 0.00 03:15:01 0.25 0.00 0.25 0.00 0.00 2.43 0.00 03:16:01 9.22 9.06 0.17 0.00 752.58 1.62 0.00 Average: 1.22 0.76 0.46 0.00 62.74 11.36 0.00 03:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 162904 0 569168 30.25 2620 1146864 1102440 37.62 464428 1094992 12 03:06:01 162072 0 569992 30.29 2620 1146872 1094296 37.35 466164 1094344 12 03:07:01 160008 0 572052 30.40 2620 1146876 1094396 37.35 468620 1094340 8 03:08:01 158456 0 573604 30.49 2620 1146876 1094420 37.35 481784 1082340 12 03:09:01 159104 0 572948 30.45 2620 1146884 1092432 37.28 480620 1083132 8 03:10:01 159580 0 572464 30.43 2620 1146892 1092444 37.28 480872 1083068 8 03:11:01 160552 0 571484 30.37 2620 1146900 1082140 36.93 474116 1088604 8 03:12:01 159872 0 572160 30.41 2620 1146904 1082260 36.94 474760 1088604 8 03:13:01 159436 0 572588 30.43 2620 1146912 1082340 36.94 474992 1088608 8 03:14:01 156512 0 575508 30.59 2620 1146916 1082376 36.94 475488 1090936 8 03:15:01 155952 0 576068 30.62 2620 1146916 1082436 36.94 475932 1090936 8 03:16:01 127848 0 581560 30.91 2620 1169528 1101988 37.61 480700 1113184 112 Average: 156858 0 573300 30.47 2620 1148778 1090331 37.21 474873 1091091 18 03:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 eth0 4.26 0.78 1.25 0.24 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 eth0 4.85 1.08 1.34 0.79 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 5.26 1.13 1.50 0.81 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 4.08 1.05 1.28 0.79 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 3.05 0.75 0.88 0.48 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 0.62 0.56 0.43 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 0.20 0.08 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 1.73 0.30 0.38 0.20 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 1.15 0.23 0.32 0.16 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 1.27 0.43 0.46 0.27 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 03:15:01 eth0 0.50 0.28 0.27 0.23 0.00 0.00 0.00 0.00 03:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 eth0 3.26 2.06 3.56 1.22 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 Average: eth0 2.56 0.73 0.99 0.47 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) 10/28/20 _x86_64_ (4 CPU) 03:02:45 LINUX RESTART (4 CPU) 03:04:01 CPU %user %nice %system %iowait %steal %idle 03:05:01 all 0.18 0.00 0.05 0.00 0.00 99.76 03:05:01 0 0.05 0.00 0.07 0.00 0.00 99.88 03:05:01 1 0.10 0.00 0.07 0.00 0.00 99.83 03:05:01 2 0.53 0.00 0.07 0.00 0.02 99.38 03:05:01 3 0.03 0.00 0.02 0.00 0.00 99.95 03:06:01 all 0.20 0.00 0.05 0.00 0.01 99.74 03:06:01 0 0.12 0.00 0.03 0.00 0.00 99.85 03:06:01 1 0.07 0.00 0.05 0.00 0.02 99.87 03:06:01 2 0.58 0.00 0.07 0.00 0.00 99.35 03:06:01 3 0.05 0.00 0.03 0.00 0.02 99.90 03:07:01 all 0.18 0.00 0.04 0.00 0.00 99.78 03:07:01 0 0.07 0.00 0.05 0.00 0.00 99.88 03:07:01 1 0.07 0.00 0.07 0.00 0.00 99.87 03:07:01 2 0.55 0.00 0.03 0.00 0.00 99.42 03:07:01 3 0.05 0.00 0.02 0.00 0.00 99.93 03:08:01 all 0.14 0.00 0.07 0.00 0.00 99.79 03:08:01 0 0.05 0.00 0.10 0.00 0.00 99.85 03:08:01 1 0.05 0.00 0.07 0.00 0.00 99.88 03:08:01 2 0.43 0.00 0.07 0.00 0.00 99.50 03:08:01 3 0.03 0.00 0.03 0.00 0.00 99.93 03:09:01 all 0.07 0.00 0.05 0.00 0.00 99.88 03:09:01 0 0.05 0.00 0.05 0.00 0.00 99.90 03:09:01 1 0.05 0.00 0.05 0.00 0.00 99.90 03:09:01 2 0.08 0.00 0.05 0.00 0.00 99.87 03:09:01 3 0.10 0.00 0.03 0.00 0.00 99.87 03:10:01 all 0.17 0.00 0.04 0.00 0.00 99.79 03:10:01 0 0.03 0.00 0.02 0.00 0.02 99.93 03:10:01 1 0.50 0.00 0.05 0.00 0.00 99.45 03:10:01 2 0.10 0.00 0.03 0.00 0.00 99.87 03:10:01 3 0.03 0.00 0.05 0.00 0.00 99.92 03:11:01 all 0.15 0.00 0.04 0.00 0.00 99.80 03:11:01 0 0.02 0.00 0.03 0.00 0.00 99.95 03:11:01 1 0.52 0.00 0.03 0.00 0.00 99.45 03:11:01 2 0.05 0.00 0.07 0.00 0.02 99.87 03:11:01 3 0.02 0.00 0.03 0.00 0.00 99.95 03:12:01 all 0.17 0.00 0.02 0.00 0.00 99.80 03:12:01 0 0.03 0.00 0.02 0.00 0.00 99.95 03:12:01 1 0.55 0.00 0.02 0.00 0.00 99.43 03:12:01 2 0.07 0.00 0.03 0.00 0.00 99.90 03:12:01 3 0.03 0.00 0.03 0.00 0.00 99.93 03:13:01 all 0.21 0.00 0.04 0.00 0.00 99.75 03:13:01 0 0.05 0.00 0.05 0.00 0.00 99.90 03:13:01 1 0.55 0.00 0.02 0.00 0.02 99.42 03:13:01 2 0.20 0.00 0.03 0.00 0.00 99.77 03:13:01 3 0.03 0.00 0.05 0.00 0.00 99.92 03:14:01 all 0.16 0.00 0.05 0.00 0.00 99.79 03:14:01 0 0.07 0.00 0.07 0.00 0.00 99.87 03:14:01 1 0.03 0.00 0.05 0.00 0.00 99.92 03:14:01 2 0.02 0.00 0.02 0.00 0.00 99.97 03:14:01 3 0.53 0.00 0.07 0.00 0.00 99.40 03:15:01 all 0.17 0.00 0.03 0.00 0.00 99.80 03:15:01 0 0.35 0.00 0.03 0.00 0.00 99.62 03:15:01 1 0.02 0.00 0.02 0.00 0.00 99.97 03:15:01 2 0.07 0.00 0.05 0.00 0.00 99.88 03:15:01 3 0.23 0.00 0.02 0.00 0.00 99.75 03:15:01 CPU %user %nice %system %iowait %steal %idle 03:16:01 all 0.40 0.00 0.14 0.20 0.00 99.25 03:16:01 0 0.62 0.00 0.12 0.02 0.00 99.25 03:16:01 1 0.38 0.00 0.17 0.73 0.00 98.72 03:16:01 2 0.25 0.00 0.12 0.03 0.00 99.60 03:16:01 3 0.37 0.00 0.15 0.03 0.00 99.45 Average: all 0.18 0.00 0.05 0.02 0.00 99.75 Average: 0 0.13 0.00 0.05 0.00 0.00 99.82 Average: 1 0.24 0.00 0.05 0.06 0.00 99.64 Average: 2 0.24 0.00 0.05 0.00 0.00 99.70 Average: 3 0.13 0.00 0.04 0.00 0.00 99.83