---> uname -a: Linux prd-centos7-docker-4c-2g-16981.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/undry_device-sdk-go_release-note@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 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/undry_device-sdk-go_release-note ---> free -m: total used free shared buff/cache available Mem: 1837 721 103 0 1012 1011 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:79:c3:a7 brd ff:ff:ff:ff:ff:ff inet 10.30.122.212/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85904sec preferred_lft 85904sec inet6 fe80::f816:3eff:fe79:c3a7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:86:43:4d:18 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::42:86ff:fe43:4d18/64 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) 12/21/20 _x86_64_ (4 CPU) 03:48:18 LINUX RESTART (4 CPU) 03:49:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:50:01 51.11 15.91 35.19 0.00 4832.50 3156.47 0.00 03:51:01 1.75 0.00 1.75 0.00 0.00 32.45 0.00 03:52:01 0.23 0.00 0.23 0.00 0.00 2.98 0.00 03:53:01 0.18 0.00 0.18 0.00 0.00 1.88 0.00 03:54:01 0.23 0.00 0.23 0.00 0.00 3.38 0.00 03:55:01 0.30 0.00 0.30 0.00 0.00 4.20 0.00 03:56:01 0.28 0.00 0.28 0.00 0.00 3.46 0.00 Average: 7.73 2.27 5.46 0.00 690.62 458.00 0.00 03:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:50:01 164868 0 622996 33.11 2620 1091060 1108108 37.82 459536 1058492 128 03:51:01 169656 0 618200 32.86 2620 1091068 1077916 36.79 458636 1055304 12 03:52:01 169604 0 618248 32.86 2620 1091072 1078024 36.79 468560 1045984 20 03:53:01 167708 0 620144 32.96 2620 1091072 1078000 36.79 470416 1045604 20 03:54:01 168608 0 619236 32.91 2620 1091080 1077988 36.79 475552 1040476 20 03:55:01 168348 0 619492 32.92 2620 1091084 1077964 36.79 475208 1040476 16 03:56:01 168352 0 619484 32.92 2620 1091088 1077916 36.79 475080 1040476 16 Average: 168163 0 619686 32.93 2620 1091075 1082274 36.94 468998 1046687 33 03:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:50:01 eth0 288.93 214.08 719.34 70.99 0.00 0.00 0.00 0.00 03:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:01 docker0 6.58 4.68 1.19 20.51 0.00 0.00 0.00 0.00 03:51:01 eth0 0.65 0.00 0.06 0.00 0.00 0.00 0.00 0.00 03:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 eth0 4.18 2.08 3.29 0.28 0.00 0.00 0.00 0.00 03:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 eth0 0.72 0.42 0.29 0.24 0.00 0.00 0.00 0.00 03:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:54:01 eth0 0.20 0.15 0.08 0.04 0.00 0.00 0.00 0.00 03:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:55:01 eth0 0.25 0.25 0.12 0.05 0.00 0.00 0.00 0.00 03:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:56:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 03:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 42.16 31.02 103.35 10.23 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 0.94 0.67 0.17 2.93 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) 12/21/20 _x86_64_ (4 CPU) 03:48:18 LINUX RESTART (4 CPU) 03:49:01 CPU %user %nice %system %iowait %steal %idle 03:50:01 all 6.43 0.00 2.71 1.07 0.02 89.78 03:50:01 0 7.39 0.00 3.12 0.40 0.02 89.07 03:50:01 1 5.23 0.00 3.20 3.27 0.02 88.28 03:50:01 2 5.83 0.00 2.35 0.49 0.02 91.32 03:50:01 3 7.28 0.00 2.15 0.12 0.02 90.43 03:51:01 all 0.12 0.00 0.06 0.00 0.00 99.81 03:51:01 0 0.02 0.00 0.07 0.00 0.00 99.92 03:51:01 1 0.05 0.00 0.05 0.00 0.00 99.90 03:51:01 2 0.27 0.00 0.07 0.00 0.00 99.67 03:51:01 3 0.17 0.00 0.07 0.02 0.00 99.75 03:52:01 all 0.20 0.00 0.11 0.00 0.00 99.68 03:52:01 0 0.10 0.00 0.15 0.00 0.00 99.75 03:52:01 1 0.08 0.00 0.10 0.00 0.00 99.82 03:52:01 2 0.58 0.00 0.12 0.00 0.00 99.30 03:52:01 3 0.05 0.00 0.08 0.00 0.00 99.87 03:53:01 all 0.12 0.00 0.04 0.00 0.00 99.84 03:53:01 0 0.02 0.00 0.03 0.00 0.00 99.95 03:53:01 1 0.05 0.00 0.08 0.00 0.00 99.87 03:53:01 2 0.40 0.00 0.02 0.00 0.00 99.58 03:53:01 3 0.02 0.00 0.03 0.00 0.00 99.95 03:54:01 all 0.15 0.00 0.06 0.00 0.00 99.78 03:54:01 0 0.03 0.00 0.03 0.00 0.00 99.93 03:54:01 1 0.07 0.00 0.05 0.00 0.00 99.88 03:54:01 2 0.50 0.00 0.05 0.00 0.02 99.43 03:54:01 3 0.02 0.00 0.12 0.00 0.00 99.87 03:55:01 all 0.15 0.00 0.03 0.00 0.00 99.82 03:55:01 0 0.03 0.00 0.03 0.00 0.00 99.93 03:55:01 1 0.03 0.00 0.07 0.00 0.00 99.90 03:55:01 2 0.52 0.00 0.02 0.00 0.00 99.47 03:55:01 3 0.00 0.00 0.02 0.00 0.00 99.98 03:56:01 all 0.15 0.00 0.04 0.00 0.00 99.81 03:56:01 0 0.02 0.00 0.02 0.00 0.00 99.97 03:56:01 1 0.03 0.00 0.03 0.00 0.00 99.93 03:56:01 2 0.55 0.00 0.07 0.00 0.00 99.38 03:56:01 3 0.02 0.00 0.03 0.00 0.00 99.95 Average: all 1.04 0.00 0.43 0.15 0.00 98.37 Average: 0 1.08 0.00 0.49 0.06 0.00 98.37 Average: 1 0.79 0.00 0.51 0.46 0.00 98.23 Average: 2 1.23 0.00 0.38 0.07 0.00 98.31 Average: 3 1.07 0.00 0.36 0.02 0.00 98.55