---> uname -a: Linux ee04f19a01f1 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 7.2G 42.8G 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 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/foundry_device-virtual-go_PR-126 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/foundry_device-virtual-go_PR-126@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 674 122 0 1040 1057 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) 08/24/20 _x86_64_ (4 CPU) 06:43:18 LINUX RESTART 06:44:01 tps rtps wtps bread/s bwrtn/s 06:45:01 86.33 39.06 47.27 7540.52 4900.37 06:46:01 2.63 0.00 2.63 0.00 51.36 06:47:01 0.45 0.00 0.45 0.00 5.19 06:48:01 0.17 0.00 0.17 0.00 1.60 06:49:01 0.32 0.00 0.32 0.00 5.36 06:50:01 0.32 0.00 0.32 0.00 5.04 06:51:01 114.15 68.46 45.69 6398.40 16716.34 Average: 29.21 15.37 13.84 1992.63 3100.48 06:44:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:45:01 174668 1706888 90.72 2620 1113924 1150484 39.26 439072 1108532 124 06:46:01 182460 1699096 90.30 2620 1114112 1088060 37.13 437068 1104548 16 06:47:01 182256 1699300 90.31 2620 1114120 1081748 36.92 438096 1104184 12 06:48:01 179140 1702416 90.48 2620 1114120 1081940 36.92 440980 1103540 12 06:49:01 179896 1701660 90.44 2620 1114124 1082004 36.93 444844 1099836 8 06:50:01 176496 1705060 90.62 2620 1114132 1082124 36.93 456824 1090768 20 06:51:01 86160 1795396 95.42 2620 1118280 1289164 44.00 472784 1116756 36924 Average: 165868 1715688 91.18 2620 1114687 1122218 38.30 447095 1104023 5302 06:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:45:01 eth0 210.86 166.60 1028.86 82.13 0.00 0.00 0.00 06:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:45:01 docker0 1.25 1.23 0.25 2.86 0.00 0.00 0.00 06:46:01 eth0 1.40 0.40 0.66 0.20 0.00 0.00 0.00 06:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:47:01 eth0 1.48 0.07 0.15 0.01 0.00 0.00 0.00 06:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:48:01 eth0 1.73 0.52 0.62 0.36 0.00 0.00 0.00 06:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:49:01 eth0 2.35 0.27 0.43 0.20 0.00 0.00 0.00 06:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 eth0 3.11 1.15 1.33 0.79 0.00 0.00 0.00 06:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 eth0 108.30 63.08 2334.72 13.28 0.00 0.00 0.00 06:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 47.06 33.17 481.35 13.86 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.18 0.18 0.04 0.41 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) 08/24/20 _x86_64_ (4 CPU) 06:43:18 LINUX RESTART 06:44:01 CPU %user %nice %system %iowait %steal %idle 06:45:01 all 12.95 0.00 5.64 2.54 12.20 66.66 06:45:01 0 16.74 0.00 5.74 2.41 11.75 63.36 06:45:01 1 10.49 0.00 5.35 1.72 12.77 69.67 06:45:01 2 9.78 0.00 5.24 1.69 13.03 70.27 06:45:01 3 15.15 0.00 6.27 4.43 11.15 63.00 06:46:01 all 0.16 0.00 0.07 0.00 0.18 99.59 06:46:01 0 0.47 0.00 0.08 0.00 0.35 99.10 06:46:01 1 0.07 0.00 0.05 0.00 0.18 99.70 06:46:01 2 0.07 0.00 0.08 0.00 0.15 99.70 06:46:01 3 0.05 0.00 0.08 0.00 0.05 99.82 06:47:01 all 0.08 0.00 0.03 0.00 0.63 99.25 06:47:01 0 0.27 0.00 0.03 0.00 0.84 98.86 06:47:01 1 0.02 0.00 0.03 0.00 0.17 99.78 06:47:01 2 0.02 0.00 0.02 0.00 0.73 99.24 06:47:01 3 0.03 0.00 0.03 0.00 0.78 99.16 06:48:01 all 0.11 0.00 0.03 0.00 0.34 99.52 06:48:01 0 0.30 0.00 0.02 0.00 0.37 99.32 06:48:01 1 0.02 0.00 0.03 0.00 0.22 99.73 06:48:01 2 0.03 0.00 0.02 0.00 0.08 99.87 06:48:01 3 0.08 0.00 0.05 0.00 0.68 99.19 06:49:01 all 0.08 0.00 0.04 0.00 0.65 99.23 06:49:01 0 0.22 0.00 0.03 0.00 0.99 98.76 06:49:01 1 0.02 0.00 0.03 0.00 0.28 99.67 06:49:01 2 0.03 0.00 0.03 0.00 0.50 99.44 06:49:01 3 0.07 0.00 0.10 0.00 0.85 98.99 06:50:01 all 0.10 0.00 0.06 0.00 0.67 99.16 06:50:01 0 0.23 0.00 0.03 0.00 0.85 98.89 06:50:01 1 0.03 0.00 0.05 0.00 0.17 99.75 06:50:01 2 0.12 0.00 0.08 0.00 1.47 98.33 06:50:01 3 0.02 0.00 0.07 0.00 0.18 99.73 06:51:01 all 4.28 0.00 2.58 1.22 7.26 84.66 06:51:01 0 3.95 0.00 2.68 0.97 7.68 84.72 06:51:01 1 4.21 0.00 2.64 1.67 7.42 84.06 06:51:01 2 3.60 0.00 2.12 0.67 7.15 86.47 06:51:01 3 5.36 0.00 2.86 1.60 6.80 83.38 Average: all 2.52 0.00 1.20 0.53 3.11 92.64 Average: 0 3.08 0.00 1.20 0.47 3.20 92.04 Average: 1 2.14 0.00 1.18 0.49 3.04 93.16 Average: 2 1.97 0.00 1.10 0.34 3.33 93.27 Average: 3 2.89 0.00 1.32 0.84 2.87 92.08