---> uname -a: Linux 1aeec370a35d 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-131 /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/foundry_device-virtual-go_PR-131@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 658 141 0 1037 1070 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) 09/17/20 _x86_64_ (4 CPU) 15:55:44 LINUX RESTART (4 CPU) 15:57:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:58:01 3.26 0.00 3.26 0.00 0.00 107.87 0.00 15:59:01 0.35 0.00 0.35 0.00 0.00 5.41 0.00 16:00:01 0.18 0.00 0.18 0.00 0.00 2.16 0.00 16:01:01 0.32 0.02 0.30 0.00 0.13 3.65 0.00 Average: 1.01 0.00 1.00 0.00 0.03 29.11 0.00 15:57:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:58:01 181836 0 572312 30.42 2620 1124788 1062884 36.27 409676 1132008 12 15:59:01 181672 0 572472 30.43 2620 1124792 1063096 36.28 412176 1130212 20 16:00:01 179436 0 574700 30.54 2620 1124800 1063060 36.28 414000 1130204 12 16:01:01 177688 0 576448 30.64 2620 1124800 1065292 36.36 420212 1125528 8 Average: 180158 0 573983 30.51 2620 1124795 1063583 36.30 414016 1129488 13 15:57:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:58:01 eth0 0.57 0.07 0.04 0.02 0.00 0.00 0.00 0.00 15:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:59:01 eth0 1.57 0.47 0.69 0.18 0.00 0.00 0.00 0.00 15:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 eth0 0.50 0.33 0.27 0.23 0.00 0.00 0.00 0.00 16:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:01:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 16:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.68 0.24 0.25 0.11 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) 09/17/20 _x86_64_ (4 CPU) 15:55:44 LINUX RESTART (4 CPU) 15:57:03 CPU %user %nice %system %iowait %steal %idle 15:58:01 all 0.18 0.00 0.05 0.00 0.00 99.77 15:58:01 0 0.55 0.00 0.05 0.00 0.00 99.40 15:58:01 1 0.09 0.00 0.03 0.00 0.00 99.88 15:58:01 2 0.07 0.00 0.09 0.00 0.00 99.84 15:58:01 3 0.02 0.00 0.03 0.00 0.00 99.95 15:59:01 all 0.17 0.00 0.03 0.00 0.00 99.80 15:59:01 0 0.55 0.00 0.03 0.00 0.00 99.42 15:59:01 1 0.03 0.00 0.03 0.00 0.00 99.93 15:59:01 2 0.05 0.00 0.03 0.00 0.00 99.92 15:59:01 3 0.05 0.00 0.03 0.00 0.00 99.92 16:00:01 all 0.16 0.00 0.02 0.00 0.00 99.82 16:00:01 0 0.48 0.00 0.02 0.00 0.00 99.50 16:00:01 1 0.08 0.00 0.02 0.00 0.00 99.90 16:00:01 2 0.03 0.00 0.03 0.00 0.00 99.93 16:00:01 3 0.05 0.00 0.02 0.00 0.00 99.93 16:01:01 all 0.16 0.00 0.05 0.00 0.00 99.78 16:01:01 0 0.55 0.00 0.05 0.00 0.02 99.38 16:01:01 1 0.03 0.00 0.08 0.00 0.00 99.88 16:01:01 2 0.05 0.00 0.03 0.00 0.00 99.92 16:01:01 3 0.02 0.00 0.03 0.00 0.00 99.95 Average: all 0.17 0.00 0.04 0.00 0.00 99.79 Average: 0 0.53 0.00 0.04 0.00 0.00 99.42 Average: 1 0.06 0.00 0.04 0.00 0.00 99.90 Average: 2 0.05 0.00 0.05 0.00 0.00 99.90 Average: 3 0.03 0.00 0.03 0.00 0.00 99.94