---> uname -a: Linux 3da62c0c7ff5 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 670 130 0 1036 1059 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) 09/22/20 _x86_64_ (4 CPU) 18:44:41 LINUX RESTART (4 CPU) 18:46:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:47:01 22.32 5.34 16.98 0.00 1531.41 2089.54 0.00 18:48:01 1.68 0.00 1.68 0.00 0.00 30.49 0.00 18:49:01 0.22 0.00 0.22 0.00 0.00 3.38 0.00 18:50:01 0.27 0.00 0.27 0.00 0.00 3.48 0.00 18:51:01 0.38 0.00 0.38 0.00 0.00 6.61 0.00 18:52:01 0.25 0.02 0.23 0.00 0.13 2.20 0.00 18:53:02 0.32 0.00 0.32 0.00 0.00 3.48 0.00 18:54:01 0.20 0.00 0.20 0.00 0.00 3.01 0.00 Average: 3.22 0.67 2.55 0.00 192.46 269.17 0.00 18:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:47:01 147068 0 597808 31.77 2620 1134060 1167084 39.83 444340 1130040 20 18:48:01 154760 0 590112 31.36 2620 1134064 1129272 38.54 441460 1126524 20 18:49:01 156764 0 588100 31.26 2620 1134072 1105716 37.74 440620 1125680 8 18:50:01 154848 0 589996 31.36 2620 1134092 1105932 37.74 443188 1125148 24 18:51:01 154916 0 589944 31.35 2620 1134076 1105896 37.74 447492 1120576 12 18:52:01 157612 0 587236 31.21 2620 1134088 1089316 37.18 445708 1120108 12 18:53:02 157540 0 587308 31.21 2620 1134088 1089352 37.18 438544 1127460 12 18:54:01 157916 0 586924 31.19 2620 1134096 1089316 37.18 438380 1127460 8 Average: 155178 0 589678 31.34 2620 1134080 1110236 37.89 442466 1125374 14 18:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:47:01 eth0 66.45 53.17 348.07 51.32 0.00 0.00 0.00 0.00 18:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 docker0 6.02 5.01 0.98 18.28 0.00 0.00 0.00 0.00 18:48:01 eth0 3.58 0.68 1.02 0.58 0.00 0.00 0.00 0.00 18:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 eth0 2.65 0.68 0.67 0.37 0.00 0.00 0.00 0.00 18:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 eth0 1.88 0.70 0.65 0.43 0.00 0.00 0.00 0.00 18:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 eth0 1.08 0.75 0.61 0.50 0.00 0.00 0.00 0.00 18:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:02 eth0 0.23 0.13 0.07 0.01 0.00 0.00 0.00 0.00 18:53:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:54:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 9.56 7.07 44.12 6.69 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 0.76 0.63 0.12 2.30 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) 09/22/20 _x86_64_ (4 CPU) 18:44:41 LINUX RESTART (4 CPU) 18:46:01 CPU %user %nice %system %iowait %steal %idle 18:47:01 all 1.89 0.00 1.35 0.50 3.93 92.33 18:47:01 0 1.58 0.00 1.81 1.55 3.94 91.12 18:47:01 1 1.95 0.00 1.32 0.22 4.09 92.42 18:47:01 2 1.85 0.00 1.17 0.21 4.28 92.49 18:47:01 3 2.20 0.00 1.09 0.03 3.39 93.28 18:48:01 all 0.14 0.00 0.06 0.00 0.37 99.43 18:48:01 0 0.15 0.00 0.08 0.00 0.38 99.39 18:48:01 1 0.03 0.00 0.05 0.00 0.15 99.77 18:48:01 2 0.33 0.00 0.07 0.00 0.47 99.14 18:48:01 3 0.03 0.00 0.05 0.00 0.50 99.42 18:49:01 all 0.06 0.00 0.05 0.00 0.68 99.20 18:49:01 0 0.00 0.00 0.03 0.00 0.51 99.45 18:49:01 1 0.13 0.00 0.08 0.00 0.78 99.01 18:49:01 2 0.08 0.00 0.07 0.00 1.11 98.74 18:49:01 3 0.02 0.00 0.03 0.00 0.33 99.62 18:50:01 all 0.12 0.00 0.03 0.00 0.39 99.47 18:50:01 0 0.07 0.00 0.03 0.00 0.47 99.44 18:50:01 1 0.37 0.00 0.02 0.00 0.25 99.37 18:50:01 2 0.02 0.00 0.02 0.00 0.30 99.67 18:50:01 3 0.02 0.00 0.05 0.00 0.53 99.40 18:51:01 all 0.11 0.00 0.05 0.00 0.44 99.40 18:51:01 0 0.03 0.00 0.12 0.00 0.68 99.17 18:51:01 1 0.35 0.00 0.03 0.00 0.45 99.17 18:51:01 2 0.03 0.00 0.03 0.00 0.33 99.60 18:51:01 3 0.03 0.00 0.02 0.00 0.28 99.67 18:52:01 all 0.12 0.00 0.03 0.00 0.13 99.72 18:52:01 0 0.02 0.00 0.03 0.00 0.15 99.80 18:52:01 1 0.43 0.00 0.03 0.00 0.18 99.35 18:52:01 2 0.02 0.00 0.02 0.00 0.08 99.88 18:52:01 3 0.02 0.00 0.03 0.00 0.12 99.83 18:53:02 all 0.13 0.00 0.02 0.00 0.10 99.74 18:53:02 0 0.03 0.00 0.03 0.00 0.15 99.78 18:53:02 1 0.45 0.00 0.02 0.00 0.12 99.42 18:53:02 2 0.03 0.00 0.02 0.00 0.05 99.90 18:53:02 3 0.02 0.00 0.03 0.00 0.10 99.85 18:54:01 all 0.09 0.00 0.03 0.00 0.22 99.65 18:54:01 0 0.07 0.00 0.05 0.00 0.37 99.51 18:54:01 1 0.27 0.00 0.03 0.00 0.32 99.37 18:54:01 2 0.02 0.00 0.03 0.00 0.12 99.83 18:54:01 3 0.02 0.00 0.02 0.00 0.08 99.88 Average: all 0.33 0.00 0.21 0.06 0.79 98.61 Average: 0 0.24 0.00 0.27 0.19 0.83 98.46 Average: 1 0.50 0.00 0.20 0.03 0.80 98.48 Average: 2 0.30 0.00 0.18 0.03 0.85 98.65 Average: 3 0.30 0.00 0.17 0.00 0.67 98.86