---> uname -a: Linux 9d4b74a2cf4d 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 7.5G 42.5G 15% / 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 7.5G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/exfoundry_ci-build-images_PR-135 /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/exfoundry_ci-build-images_PR-135@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 686 115 0 1034 1049 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) 06/05/20 _x86_64_ (4 CPU) 07:51:34 LINUX RESTART 07:52:01 tps rtps wtps bread/s bwrtn/s 07:53:02 275.27 131.89 143.38 11407.32 24440.61 07:54:01 2.71 0.02 2.69 0.54 80.04 07:55:01 0.27 0.00 0.27 0.00 4.25 Average: 93.28 44.23 49.05 3825.11 8222.87 07:52:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:53:02 388268 1493288 79.36 2620 867896 1107420 37.79 367756 917664 20 07:54:01 414004 1467552 78.00 2620 868104 1087044 37.10 367720 914620 20 07:55:01 414592 1466964 77.97 2620 868108 1077072 36.76 368724 913840 16 Average: 405621 1475935 78.44 2620 868036 1090512 37.22 368067 915375 19 07:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:53:02 eth0 585.59 336.58 2252.58 74.80 0.00 0.00 0.00 07:53:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:53:02 docker0 79.51 137.87 4.17 1483.17 0.00 0.00 0.00 07:54:01 eth0 1.29 0.41 0.56 0.27 0.00 0.00 0.00 07:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:55:01 eth0 0.47 0.45 0.27 0.21 0.00 0.00 0.00 07:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 196.93 113.14 755.58 25.24 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 26.66 46.23 1.40 497.31 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) 06/05/20 _x86_64_ (4 CPU) 07:51:34 LINUX RESTART 07:52:01 CPU %user %nice %system %iowait %steal %idle 07:53:02 all 14.54 0.00 7.73 7.30 0.03 70.39 07:53:02 0 13.56 0.00 8.28 7.19 0.03 70.93 07:53:02 1 14.67 0.00 7.64 7.11 0.03 70.55 07:53:02 2 16.62 0.00 7.29 6.76 0.05 69.28 07:53:02 3 13.31 0.00 7.73 8.18 0.03 70.75 07:54:01 all 0.15 0.00 0.06 0.00 0.00 99.78 07:54:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:54:01 1 0.05 0.00 0.07 0.00 0.00 99.88 07:54:01 2 0.44 0.00 0.07 0.00 0.00 99.49 07:54:01 3 0.08 0.00 0.07 0.00 0.00 99.85 07:55:01 all 0.15 0.00 0.03 0.00 0.00 99.82 07:55:01 0 0.03 0.00 0.05 0.00 0.00 99.92 07:55:01 1 0.03 0.00 0.05 0.00 0.00 99.92 07:55:01 2 0.45 0.00 0.00 0.00 0.00 99.55 07:55:01 3 0.07 0.00 0.03 0.00 0.00 99.90 Average: all 4.94 0.00 2.60 2.43 0.01 90.01 Average: 0 4.53 0.00 2.78 2.39 0.01 90.29 Average: 1 4.92 0.00 2.59 2.37 0.01 90.11 Average: 2 5.84 0.00 2.45 2.25 0.02 89.44 Average: 3 4.47 0.00 2.60 2.72 0.01 90.21