---> uname -a: Linux 1b486cbea53f 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 7.3G 42.7G 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/exfoundry_ci-build-images_PR-144 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/exfoundry_ci-build-images_PR-144@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 669 128 0 1039 1067 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) 07/20/20 _x86_64_ (4 CPU) 17:02:49 LINUX RESTART 17:04:01 tps rtps wtps bread/s bwrtn/s 17:05:01 84.69 10.79 73.90 1315.05 5837.03 17:06:02 0.68 0.00 0.68 0.00 9.89 17:07:01 0.59 0.00 0.59 0.00 8.52 17:08:01 32.95 32.80 0.15 3437.09 1.86 Average: 29.85 10.95 18.91 1193.67 1470.35 17:04:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:05:01 250004 1631552 86.71 2620 1032284 1109144 37.85 422760 1017632 20 17:06:02 254948 1626608 86.45 2620 1032392 1068024 36.45 420928 1015520 8 17:07:01 253908 1627648 86.51 2620 1032396 1068240 36.46 422260 1015520 12 17:08:01 126252 1755304 93.29 2620 1135728 1103588 37.66 448952 1116036 68 Average: 221278 1660278 88.24 2620 1058200 1087249 37.11 428725 1041177 27 17:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:05:01 eth0 44.44 36.87 147.92 8.43 0.00 0.00 0.00 17:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:05:01 docker0 31.44 33.94 3.56 139.27 0.00 0.00 0.00 17:06:02 eth0 0.73 0.08 0.06 0.01 0.00 0.00 0.00 17:06:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:06:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:07:01 eth0 0.46 0.29 0.27 0.20 0.00 0.00 0.00 17:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:08:01 eth0 5.12 3.11 5.14 2.09 0.00 0.00 0.00 17:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 12.74 10.13 38.51 2.69 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.89 8.52 0.89 34.96 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) 07/20/20 _x86_64_ (4 CPU) 17:02:49 LINUX RESTART 17:04:01 CPU %user %nice %system %iowait %steal %idle 17:05:01 all 5.95 0.00 3.66 1.19 8.28 80.92 17:05:01 0 5.09 0.00 3.94 0.66 8.85 81.46 17:05:01 1 5.11 0.00 3.37 1.92 8.32 81.28 17:05:01 2 5.94 0.00 3.74 0.49 7.76 82.07 17:05:01 3 7.65 0.00 3.61 1.69 8.19 78.86 17:06:02 all 0.08 0.00 0.05 0.00 0.34 99.53 17:06:02 0 0.23 0.00 0.05 0.00 0.57 99.15 17:06:02 1 0.02 0.00 0.03 0.00 0.28 99.67 17:06:02 2 0.02 0.00 0.03 0.00 0.17 99.78 17:06:02 3 0.07 0.00 0.08 0.00 0.33 99.52 17:07:01 all 0.14 0.00 0.03 0.00 0.07 99.76 17:07:01 0 0.41 0.00 0.02 0.00 0.05 99.53 17:07:01 1 0.05 0.00 0.07 0.00 0.15 99.73 17:07:01 2 0.03 0.00 0.02 0.00 0.05 99.90 17:07:01 3 0.03 0.00 0.03 0.00 0.02 99.92 17:08:01 all 0.54 0.00 0.13 1.33 0.72 97.28 17:08:01 0 0.70 0.00 0.13 1.18 0.38 97.61 17:08:01 1 0.72 0.00 0.15 0.72 0.43 97.98 17:08:01 2 0.15 0.00 0.05 0.23 1.14 98.43 17:08:01 3 0.61 0.00 0.20 3.22 0.95 95.02 Average: all 1.71 0.00 0.99 0.64 2.40 94.26 Average: 0 1.64 0.00 1.06 0.46 2.52 94.32 Average: 1 1.51 0.00 0.93 0.67 2.36 94.53 Average: 2 1.56 0.00 0.98 0.18 2.31 94.97 Average: 3 2.13 0.00 1.00 1.24 2.41 93.22