---> uname -a: Linux a09e92658b4c 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 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% /w/workspace/foundry_device-virtual-go_PR-131 /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/foundry_device-virtual-go_PR-131@tmp /dev/vda1 50.0G 6.9G 43.0G 14% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 621 138 0 1077 1109 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) 09/18/20 _x86_64_ (4 CPU) 09:00:05 LINUX RESTART (4 CPU) 09:01:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:02:01 60.52 13.77 46.76 0.00 4921.08 4942.06 0.00 09:03:01 2.31 0.00 2.31 0.00 0.00 50.96 0.00 09:04:01 0.37 0.00 0.37 0.00 0.00 6.56 0.00 09:05:01 0.25 0.00 0.25 0.00 0.00 4.26 0.00 09:06:01 0.37 0.00 0.37 0.00 0.00 6.66 0.00 09:07:01 0.38 0.00 0.38 0.00 0.00 7.08 0.00 Average: 10.58 2.27 8.31 0.00 810.14 826.22 0.00 09:01:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:02:01 167420 0 547480 29.10 2620 1164036 1173712 40.06 431296 1121896 120 09:03:01 175824 0 539068 28.65 2620 1164044 1103936 37.68 425436 1120468 16 09:04:01 177968 0 536920 28.54 2620 1164048 1078428 36.80 424372 1120068 12 09:05:01 176256 0 538596 28.63 2620 1164084 1078476 36.81 428640 1117404 32 09:06:01 176852 0 538028 28.59 2620 1164056 1078448 36.81 433436 1112284 16 09:07:01 176644 0 538232 28.61 2620 1164060 1078720 36.81 433604 1112284 12 Average: 175161 0 539721 28.68 2620 1164055 1098620 37.49 429464 1117401 35 09:01:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:02:01 eth0 121.22 105.71 568.64 62.43 0.00 0.00 0.00 0.00 09:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 docker0 1.30 1.27 0.27 3.08 0.00 0.00 0.00 0.00 09:03:01 eth0 0.95 0.40 0.30 0.21 0.00 0.00 0.00 0.00 09:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:04:01 eth0 1.00 0.25 0.33 0.17 0.00 0.00 0.00 0.00 09:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 eth0 1.25 0.38 0.36 0.23 0.00 0.00 0.00 0.00 09:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 eth0 1.07 0.42 0.39 0.26 0.00 0.00 0.00 0.00 09:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 eth0 0.50 0.42 0.32 0.17 0.00 0.00 0.00 0.00 09:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 20.75 17.71 93.90 10.45 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 0.21 0.21 0.05 0.51 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) 09/18/20 _x86_64_ (4 CPU) 09:00:05 LINUX RESTART (4 CPU) 09:01:02 CPU %user %nice %system %iowait %steal %idle 09:02:01 all 4.84 0.00 2.91 1.85 12.17 78.23 09:02:01 0 5.76 0.00 3.19 0.32 13.06 77.68 09:02:01 1 5.29 0.00 2.22 1.99 11.86 78.64 09:02:01 2 3.05 0.00 3.82 4.65 12.14 76.34 09:02:01 3 5.29 0.00 2.43 0.40 11.61 80.27 09:03:01 all 0.12 0.00 0.06 0.00 0.36 99.46 09:03:01 0 0.03 0.00 0.07 0.00 0.32 99.58 09:03:01 1 0.03 0.00 0.07 0.00 0.22 99.68 09:03:01 2 0.40 0.00 0.03 0.00 0.53 99.04 09:03:01 3 0.03 0.00 0.08 0.00 0.37 99.52 09:04:01 all 0.09 0.00 0.04 0.00 0.51 99.36 09:04:01 0 0.05 0.00 0.07 0.00 1.04 98.84 09:04:01 1 0.03 0.00 0.02 0.00 0.46 99.49 09:04:01 2 0.23 0.00 0.03 0.00 0.33 99.40 09:04:01 3 0.03 0.00 0.03 0.00 0.22 99.72 09:05:01 all 0.07 0.00 0.04 0.00 0.46 99.42 09:05:01 0 0.03 0.00 0.05 0.00 0.18 99.73 09:05:01 1 0.03 0.00 0.05 0.00 0.78 99.14 09:05:01 2 0.22 0.00 0.02 0.00 0.38 99.38 09:05:01 3 0.02 0.00 0.03 0.00 0.51 99.44 09:06:01 all 0.10 0.00 0.06 0.00 0.25 99.59 09:06:01 0 0.00 0.00 0.13 0.00 0.20 99.67 09:06:01 1 0.05 0.00 0.05 0.00 0.60 99.30 09:06:01 2 0.32 0.00 0.02 0.00 0.12 99.55 09:06:01 3 0.05 0.00 0.03 0.00 0.07 99.85 09:07:01 all 0.10 0.00 0.04 0.00 0.20 99.66 09:07:01 0 0.08 0.00 0.03 0.00 0.03 99.85 09:07:01 1 0.02 0.00 0.05 0.00 0.37 99.57 09:07:01 2 0.28 0.00 0.05 0.00 0.32 99.35 09:07:01 3 0.02 0.00 0.02 0.00 0.08 99.88 Average: all 0.90 0.00 0.53 0.31 2.34 95.92 Average: 0 0.99 0.00 0.59 0.05 2.47 95.89 Average: 1 0.92 0.00 0.41 0.34 2.41 95.91 Average: 2 0.76 0.00 0.67 0.79 2.34 95.45 Average: 3 0.91 0.00 0.44 0.07 2.15 96.43