---> uname -a: Linux 1022fd3de111 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: 2933.436 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 6.9G 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 6.9G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 6.9G 43.0G 14% /etc/hostname /dev/vda1 50.0G 6.9G 43.0G 14% /etc/hosts /dev/vda1 50.0G 6.9G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/foundry_device-virtual-go_PR-129 /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/foundry_device-virtual-go_PR-129@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 657 137 0 1042 1072 Swap: 1023 0 1023 ---> 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) 09/17/20 _x86_64_ (4 CPU) 08:05:03 LINUX RESTART (4 CPU) 08:06:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:07:01 26.99 10.65 16.33 0.00 4395.27 2308.04 0.00 08:08:01 1.68 0.00 1.68 0.00 0.00 32.57 0.00 08:09:01 0.37 0.00 0.37 0.00 0.00 6.64 0.00 08:10:01 0.30 0.00 0.30 0.00 0.00 4.98 0.00 08:11:01 0.42 0.00 0.42 0.00 0.00 4.36 0.00 08:12:01 0.42 0.02 0.40 0.00 0.13 6.63 0.00 Average: 5.03 1.78 3.25 0.00 732.81 394.00 0.00 08:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:07:01 174376 0 579264 30.79 2620 1125296 1125864 38.42 439568 1108592 20 08:08:01 180216 0 573420 30.48 2620 1125300 1088208 37.14 437848 1105536 12 08:09:01 179220 0 574408 30.53 2620 1125308 1088388 37.14 438732 1105536 8 08:10:01 176556 0 577072 30.67 2620 1125308 1088400 37.15 445996 1100836 8 08:11:01 177556 0 576068 30.62 2620 1125312 1088304 37.14 449144 1097124 20 08:12:01 178528 0 575084 30.56 2620 1125324 1088208 37.14 448660 1097124 12 Average: 177742 0 575886 30.61 2620 1125308 1094562 37.36 443325 1102458 13 08:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:07:01 eth0 71.32 54.64 339.25 27.82 0.00 0.00 0.00 0.00 08:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 docker0 1.48 1.35 0.28 2.98 0.00 0.00 0.00 0.00 08:08:01 eth0 0.77 0.08 0.06 0.01 0.00 0.00 0.00 0.00 08:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 eth0 3.91 1.50 3.19 0.27 0.00 0.00 0.00 0.00 08:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 eth0 0.52 0.43 0.27 0.21 0.00 0.00 0.00 0.00 08:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 eth0 0.17 0.12 0.08 0.07 0.00 0.00 0.00 0.00 08:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 12.79 9.47 57.16 4.73 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 0.25 0.22 0.05 0.50 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) 09/17/20 _x86_64_ (4 CPU) 08:05:03 LINUX RESTART (4 CPU) 08:06:01 CPU %user %nice %system %iowait %steal %idle 08:07:01 all 2.32 0.00 1.41 0.53 0.02 95.73 08:07:01 0 1.79 0.00 1.36 0.25 0.02 96.58 08:07:01 1 2.04 0.00 1.57 1.41 0.02 94.96 08:07:01 2 3.16 0.00 1.19 0.07 0.02 95.57 08:07:01 3 2.29 0.00 1.51 0.38 0.02 95.80 08:08:01 all 0.15 0.00 0.04 0.00 0.00 99.81 08:08:01 0 0.05 0.00 0.05 0.00 0.00 99.90 08:08:01 1 0.03 0.00 0.03 0.00 0.00 99.93 08:08:01 2 0.48 0.00 0.03 0.00 0.00 99.48 08:08:01 3 0.02 0.00 0.05 0.00 0.00 99.93 08:09:01 all 0.17 0.00 0.04 0.00 0.00 99.80 08:09:01 0 0.08 0.00 0.05 0.00 0.00 99.87 08:09:01 1 0.03 0.00 0.02 0.00 0.00 99.95 08:09:01 2 0.48 0.00 0.03 0.00 0.00 99.48 08:09:01 3 0.07 0.00 0.05 0.00 0.00 99.88 08:10:01 all 0.16 0.00 0.03 0.00 0.00 99.80 08:10:01 0 0.03 0.00 0.02 0.00 0.00 99.95 08:10:01 1 0.52 0.00 0.02 0.00 0.00 99.47 08:10:01 2 0.07 0.00 0.05 0.00 0.02 99.87 08:10:01 3 0.02 0.00 0.05 0.00 0.00 99.93 08:11:01 all 0.16 0.00 0.05 0.00 0.00 99.78 08:11:01 0 0.05 0.00 0.02 0.00 0.00 99.93 08:11:01 1 0.50 0.00 0.02 0.00 0.02 99.47 08:11:01 2 0.05 0.00 0.03 0.00 0.00 99.92 08:11:01 3 0.05 0.00 0.13 0.00 0.00 99.82 08:12:01 all 0.15 0.00 0.02 0.00 0.00 99.83 08:12:01 0 0.03 0.00 0.02 0.00 0.00 99.95 08:12:01 1 0.52 0.00 0.03 0.00 0.00 99.45 08:12:01 2 0.03 0.00 0.02 0.00 0.00 99.95 08:12:01 3 0.00 0.00 0.02 0.00 0.00 99.98 Average: all 0.52 0.00 0.26 0.09 0.00 99.13 Average: 0 0.34 0.00 0.25 0.04 0.00 99.37 Average: 1 0.61 0.00 0.28 0.23 0.01 98.87 Average: 2 0.71 0.00 0.23 0.01 0.01 99.05 Average: 3 0.41 0.00 0.30 0.06 0.00 99.23