---> uname -a: Linux 69b843032950 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-595 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-595@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 630 143 0 1063 1100 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) 18:44:37 LINUX RESTART (4 CPU) 18:46:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:47:01 3.60 0.00 3.60 0.00 0.00 110.52 0.00 18:48:01 0.35 0.00 0.35 0.00 0.00 5.41 0.00 18:49:01 0.20 0.00 0.20 0.00 0.00 2.17 0.00 18:50:01 0.30 0.00 0.30 0.00 0.00 4.05 0.00 18:51:01 0.30 0.00 0.30 0.00 0.00 5.13 0.00 18:52:01 0.33 0.02 0.32 0.00 0.13 3.53 0.00 18:53:01 0.40 0.10 0.30 0.00 8.66 3.78 0.00 Average: 0.78 0.02 0.77 0.00 1.26 19.23 0.00 18:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:47:01 171856 0 548064 29.13 2620 1159016 1115284 38.06 371852 1177424 16 18:48:01 171764 0 548152 29.13 2620 1159020 1094488 37.35 373996 1175732 12 18:49:01 172388 0 547524 29.10 2620 1159024 1089412 37.18 373752 1175456 20 18:50:01 170284 0 549624 29.21 2620 1159028 1089424 37.18 390068 1161508 16 18:51:01 171144 0 548760 29.17 2620 1159032 1086396 37.08 389664 1161364 8 18:52:01 172612 0 547280 29.09 2620 1159044 1071788 36.58 388884 1160696 8 18:53:01 164360 0 555160 29.51 2620 1159416 1073784 36.65 389444 1163184 132 Average: 170630 0 549223 29.19 2620 1159083 1088654 37.15 382523 1167909 30 18:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:47:01 eth0 2.26 0.65 0.70 0.36 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 eth0 3.58 0.80 1.04 0.59 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 2.63 0.62 0.66 0.40 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 0.57 0.63 0.39 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 1.10 0.62 0.61 0.49 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 18:53:01 eth0 3.11 2.03 3.46 0.93 0.00 0.00 0.00 0.00 18:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 2.10 0.77 1.02 0.45 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) 09/22/20 _x86_64_ (4 CPU) 18:44:37 LINUX RESTART (4 CPU) 18:46:01 CPU %user %nice %system %iowait %steal %idle 18:47:01 all 0.17 0.00 0.06 0.00 0.00 99.77 18:47:01 0 0.05 0.00 0.07 0.00 0.00 99.88 18:47:01 1 0.48 0.00 0.08 0.00 0.02 99.42 18:47:01 2 0.10 0.00 0.05 0.00 0.00 99.85 18:47:01 3 0.05 0.00 0.03 0.00 0.00 99.92 18:48:01 all 0.18 0.00 0.05 0.00 0.00 99.76 18:48:01 0 0.05 0.00 0.05 0.00 0.00 99.90 18:48:01 1 0.57 0.00 0.03 0.00 0.00 99.40 18:48:01 2 0.07 0.00 0.10 0.00 0.02 99.82 18:48:01 3 0.05 0.00 0.02 0.00 0.00 99.93 18:49:01 all 0.13 0.00 0.03 0.00 0.00 99.83 18:49:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:49:01 1 0.42 0.00 0.05 0.00 0.00 99.53 18:49:01 2 0.02 0.00 0.02 0.00 0.00 99.97 18:49:01 3 0.07 0.00 0.05 0.00 0.00 99.88 18:50:01 all 0.16 0.00 0.05 0.00 0.00 99.79 18:50:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:50:01 1 0.53 0.00 0.03 0.00 0.00 99.43 18:50:01 2 0.05 0.00 0.13 0.00 0.00 99.82 18:50:01 3 0.02 0.00 0.00 0.00 0.00 99.98 18:51:01 all 0.11 0.00 0.05 0.00 0.00 99.84 18:51:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:51:01 1 0.32 0.00 0.03 0.00 0.00 99.65 18:51:01 2 0.03 0.00 0.08 0.00 0.00 99.88 18:51:01 3 0.07 0.00 0.03 0.00 0.02 99.88 18:52:01 all 0.15 0.00 0.02 0.00 0.00 99.82 18:52:01 0 0.53 0.00 0.02 0.00 0.00 99.45 18:52:01 1 0.02 0.00 0.02 0.00 0.00 99.97 18:52:01 2 0.03 0.00 0.02 0.00 0.00 99.95 18:52:01 3 0.03 0.00 0.05 0.00 0.00 99.92 18:53:01 all 0.24 0.00 0.09 0.00 0.00 99.67 18:53:01 0 0.62 0.00 0.15 0.00 0.00 99.23 18:53:01 1 0.13 0.00 0.07 0.00 0.00 99.80 18:53:01 2 0.10 0.00 0.07 0.00 0.00 99.83 18:53:01 3 0.10 0.00 0.08 0.00 0.00 99.82 Average: all 0.16 0.00 0.05 0.00 0.00 99.78 Average: 0 0.19 0.00 0.05 0.00 0.00 99.75 Average: 1 0.35 0.00 0.05 0.00 0.00 99.60 Average: 2 0.06 0.00 0.07 0.00 0.00 99.87 Average: 3 0.05 0.00 0.04 0.00 0.00 99.90