---> uname -a: Linux da57b93e2ed8 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: 2933.438 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 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 7.0G 43.0G 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 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-582 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-582@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 643 149 0 1044 1087 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 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 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) 09/15/20 _x86_64_ (4 CPU) 06:31:25 LINUX RESTART (4 CPU) 06:32:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:33:01 64.15 20.30 43.85 0.00 5389.52 4918.94 0.00 06:34:01 1.62 0.00 1.62 0.00 0.00 30.84 0.00 06:35:01 0.22 0.00 0.22 0.00 0.00 3.38 0.00 06:36:01 0.18 0.00 0.18 0.00 0.00 2.02 0.00 06:37:01 0.32 0.00 0.32 0.00 0.00 6.03 0.00 06:38:01 0.35 0.00 0.35 0.00 0.00 4.63 0.00 06:39:01 0.32 0.02 0.30 0.00 0.13 3.65 0.00 Average: 9.60 2.90 6.69 0.00 770.48 710.41 0.00 06:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:33:01 174432 0 560884 29.81 2620 1143620 1116444 38.10 425896 1120880 120 06:34:01 176296 0 559016 29.71 2620 1143624 1112676 37.97 426492 1118808 20 06:35:01 178288 0 557016 29.60 2620 1143632 1097040 37.44 427508 1116248 8 06:36:01 176104 0 559196 29.72 2620 1143636 1097164 37.44 429936 1116176 16 06:37:01 175880 0 559416 29.73 2620 1143640 1097264 37.45 435356 1111012 12 06:38:01 173768 0 561520 29.84 2620 1143648 1097748 37.46 438312 1110136 8 06:39:01 174156 0 561128 29.82 2620 1143652 1096716 37.43 438424 1110060 8 Average: 175561 0 559739 29.75 2620 1143636 1102150 37.61 431703 1114760 27 06:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:33:01 eth0 506.12 308.07 1055.33 113.47 0.00 0.00 0.00 0.00 06:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 docker0 9.99 7.31 1.21 18.29 0.00 0.00 0.00 0.00 06:34:01 eth0 2.33 0.65 0.72 0.40 0.00 0.00 0.00 0.00 06:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:35:01 eth0 3.41 0.48 0.77 0.36 0.00 0.00 0.00 0.00 06:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:36:01 eth0 2.73 1.10 1.15 0.79 0.00 0.00 0.00 0.00 06:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:37:01 eth0 3.03 0.73 0.87 0.44 0.00 0.00 0.00 0.00 06:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:38:01 eth0 1.48 0.83 0.74 0.48 0.00 0.00 0.00 0.00 06:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:39:01 eth0 0.57 0.35 0.27 0.20 0.00 0.00 0.00 0.00 06:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 74.29 44.63 151.51 16.60 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 1.43 1.04 0.17 2.62 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) 09/15/20 _x86_64_ (4 CPU) 06:31:25 LINUX RESTART (4 CPU) 06:32:01 CPU %user %nice %system %iowait %steal %idle 06:33:01 all 12.91 0.00 4.06 1.74 0.11 81.18 06:33:01 0 11.15 0.00 5.46 0.74 0.10 82.55 06:33:01 1 15.22 0.00 3.59 1.53 0.08 79.58 06:33:01 2 12.94 0.00 3.16 1.93 0.13 81.83 06:33:01 3 12.32 0.00 4.01 2.77 0.12 80.78 06:34:01 all 0.18 0.00 0.04 0.00 0.02 99.76 06:34:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:34:01 1 0.08 0.00 0.05 0.00 0.02 99.85 06:34:01 2 0.08 0.00 0.03 0.00 0.02 99.87 06:34:01 3 0.53 0.00 0.03 0.00 0.03 99.40 06:35:01 all 0.17 0.00 0.03 0.00 0.02 99.79 06:35:01 0 0.03 0.00 0.02 0.00 0.03 99.92 06:35:01 1 0.12 0.00 0.03 0.00 0.00 99.85 06:35:01 2 0.05 0.00 0.05 0.00 0.02 99.88 06:35:01 3 0.47 0.00 0.02 0.00 0.02 99.50 06:36:01 all 0.26 0.00 0.04 0.00 0.03 99.67 06:36:01 0 0.43 0.00 0.03 0.00 0.03 99.50 06:36:01 1 0.02 0.00 0.03 0.00 0.03 99.92 06:36:01 2 0.48 0.00 0.03 0.00 0.03 99.45 06:36:01 3 0.10 0.00 0.05 0.00 0.03 99.82 06:37:01 all 0.11 0.00 0.04 0.00 0.01 99.84 06:37:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:37:01 1 0.05 0.00 0.05 0.00 0.02 99.88 06:37:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:37:01 3 0.33 0.00 0.05 0.00 0.02 99.60 06:38:01 all 0.15 0.00 0.07 0.00 0.00 99.78 06:38:01 0 0.02 0.00 0.03 0.00 0.00 99.95 06:38:01 1 0.03 0.00 0.07 0.00 0.00 99.90 06:38:01 2 0.03 0.00 0.15 0.00 0.00 99.82 06:38:01 3 0.53 0.00 0.02 0.00 0.00 99.45 06:39:01 all 0.16 0.00 0.02 0.00 0.00 99.81 06:39:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:39:01 1 0.05 0.00 0.03 0.02 0.00 99.90 06:39:01 2 0.02 0.00 0.02 0.00 0.00 99.97 06:39:01 3 0.53 0.00 0.02 0.00 0.00 99.45 Average: all 1.98 0.00 0.61 0.25 0.03 97.13 Average: 0 1.66 0.00 0.80 0.10 0.02 97.41 Average: 1 2.21 0.00 0.55 0.22 0.02 97.00 Average: 2 1.94 0.00 0.50 0.27 0.03 97.26 Average: 3 2.11 0.00 0.60 0.39 0.03 96.87