---> uname -a: Linux f5e6cd5b3aa8 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% /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 623 133 0 1080 1107 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) 09/22/20 _x86_64_ (4 CPU) 06:02:48 LINUX RESTART (4 CPU) 06:04:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:05:01 25.82 9.18 16.64 0.00 4290.93 2127.62 0.00 06:06:01 0.67 0.00 0.67 0.00 0.00 15.08 0.00 06:07:01 0.27 0.00 0.27 0.00 0.00 3.38 0.00 06:08:01 0.27 0.00 0.27 0.00 0.00 3.63 0.00 06:09:01 0.37 0.00 0.37 0.00 0.00 4.71 0.00 06:10:01 62.74 56.51 6.23 0.00 4298.22 1948.91 0.00 Average: 15.08 10.99 4.09 0.00 1436.66 686.31 0.00 06:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 169612 0 545764 29.01 2620 1163560 1142716 39.00 405708 1145240 20 06:06:01 180684 0 534688 28.42 2620 1163564 1066188 36.39 400668 1141308 20 06:07:01 180860 0 534504 28.41 2620 1163572 1066468 36.40 400872 1141312 12 06:08:01 180628 0 534736 28.42 2620 1163572 1066240 36.39 405448 1136916 16 06:09:01 179152 0 536208 28.50 2620 1163576 1066408 36.39 406748 1136916 8 06:10:01 77448 0 642452 34.14 2620 1159036 1483860 50.64 462108 1159412 45636 Average: 161397 0 554725 29.48 2620 1162813 1148647 39.20 413592 1143517 7619 06:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 eth0 61.60 48.34 337.49 31.03 0.00 0.00 0.00 0.00 06:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 docker0 1.93 1.56 0.31 3.06 0.00 0.00 0.00 0.00 06:06:01 eth0 1.56 0.42 0.37 0.11 0.00 0.00 0.00 0.00 06:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 eth0 1.23 0.58 0.57 0.45 0.00 0.00 0.00 0.00 06:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 eth0 0.62 0.08 0.06 0.04 0.00 0.00 0.00 0.00 06:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 eth0 1.42 0.61 0.49 0.28 0.00 0.00 0.00 0.00 06:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 eth0 83.01 61.23 737.40 9.52 0.00 0.00 0.00 0.00 06:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 25.00 18.61 180.07 6.93 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 0.32 0.26 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) 09/22/20 _x86_64_ (4 CPU) 06:02:48 LINUX RESTART (4 CPU) 06:04:01 CPU %user %nice %system %iowait %steal %idle 06:05:01 all 1.85 0.00 1.61 0.61 3.34 92.58 06:05:01 0 2.22 0.00 2.07 0.40 3.50 91.82 06:05:01 1 1.70 0.00 1.86 1.55 2.91 91.98 06:05:01 2 2.21 0.00 1.28 0.43 3.60 92.49 06:05:01 3 1.30 0.00 1.25 0.08 3.36 94.00 06:06:01 all 0.10 0.00 0.05 0.00 0.62 99.23 06:06:01 0 0.05 0.00 0.05 0.00 1.03 98.88 06:06:01 1 0.03 0.00 0.03 0.00 0.27 99.67 06:06:01 2 0.05 0.00 0.07 0.00 0.60 99.29 06:06:01 3 0.28 0.00 0.03 0.00 0.58 99.10 06:07:01 all 0.13 0.00 0.03 0.00 0.33 99.51 06:07:01 0 0.03 0.00 0.02 0.00 0.15 99.80 06:07:01 1 0.07 0.00 0.03 0.00 0.50 99.40 06:07:01 2 0.05 0.00 0.03 0.00 0.32 99.60 06:07:01 3 0.38 0.00 0.03 0.00 0.35 99.24 06:08:01 all 0.11 0.00 0.04 0.00 0.40 99.45 06:08:01 0 0.05 0.00 0.05 0.00 0.68 99.22 06:08:01 1 0.02 0.00 0.02 0.00 0.15 99.82 06:08:01 2 0.00 0.00 0.05 0.00 0.22 99.73 06:08:01 3 0.36 0.00 0.03 0.00 0.56 99.04 06:09:01 all 0.12 0.00 0.05 0.00 0.34 99.49 06:09:01 0 0.02 0.00 0.02 0.02 0.27 99.68 06:09:01 1 0.05 0.00 0.05 0.00 0.46 99.44 06:09:01 2 0.03 0.00 0.12 0.00 0.29 99.56 06:09:01 3 0.37 0.00 0.00 0.00 0.34 99.29 06:10:01 all 1.84 0.00 1.25 1.37 3.30 92.24 06:10:01 0 1.37 0.00 1.09 0.12 3.56 93.86 06:10:01 1 2.78 0.00 1.57 3.57 3.38 88.70 06:10:01 2 1.52 0.00 1.29 0.31 3.41 93.46 06:10:01 3 1.68 0.00 1.06 1.49 2.84 92.93 Average: all 0.69 0.00 0.51 0.33 1.39 97.08 Average: 0 0.62 0.00 0.55 0.09 1.53 97.20 Average: 1 0.78 0.00 0.59 0.85 1.28 96.50 Average: 2 0.65 0.00 0.47 0.12 1.41 97.34 Average: 3 0.73 0.00 0.40 0.26 1.34 97.26