---> uname -a: Linux 9b922b899101 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% /w/workspace/gexfoundry_go-mod-registry_PR-50@tmp /dev/vda1 50.0G 6.9G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/gexfoundry_go-mod-registry_PR-50 ---> free -m: total used free shared buff/cache available Mem: 1837 672 132 0 1032 1058 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) 09/11/20 _x86_64_ (4 CPU) 22:05:19 LINUX RESTART (4 CPU) 22:06:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:07:01 61.62 15.69 45.93 0.00 5075.74 4925.73 0.00 22:08:01 1.68 0.00 1.68 0.00 0.00 32.80 0.00 22:09:01 0.42 0.00 0.42 0.00 0.00 5.85 0.00 22:10:01 0.22 0.00 0.22 0.00 0.00 3.45 0.00 22:11:01 0.18 0.00 0.18 0.00 0.00 2.91 0.00 22:12:01 71.88 58.71 13.17 0.00 4294.59 2959.36 0.00 Average: 22.56 12.39 10.17 0.00 1552.20 1311.87 0.00 22:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:07:01 152744 0 596016 31.68 2620 1130176 1126004 38.43 437892 1130880 120 22:08:01 157224 0 591532 31.44 2620 1130180 1098668 37.50 436592 1128736 8 22:09:01 158008 0 590740 31.40 2620 1130188 1090444 37.21 436124 1128380 20 22:10:01 158048 0 590700 31.39 2620 1130188 1073216 36.63 437596 1127196 16 22:11:01 158320 0 590424 31.38 2620 1130192 1073252 36.63 444664 1120508 16 22:12:01 173944 0 629964 33.48 2620 1075028 1075264 36.70 415916 1098708 91772 Average: 159715 0 598229 31.79 2620 1120992 1089475 37.18 434797 1122401 15325 22:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:07:01 eth0 340.04 210.43 699.05 77.23 0.00 0.00 0.00 0.00 22:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:07:01 docker0 1.02 0.85 0.25 1.59 0.00 0.00 0.00 0.00 22:08:01 eth0 1.43 0.60 0.62 0.37 0.00 0.00 0.00 0.00 22:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 eth0 1.65 0.30 0.38 0.23 0.00 0.00 0.00 0.00 22:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 eth0 2.90 0.50 0.73 0.36 0.00 0.00 0.00 0.00 22:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 eth0 1.77 0.63 0.67 0.46 0.00 0.00 0.00 0.00 22:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 eth0 93.41 74.15 738.94 10.01 0.00 0.00 0.00 0.00 22:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 72.80 47.32 238.83 14.61 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 0.17 0.14 0.04 0.26 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) 09/11/20 _x86_64_ (4 CPU) 22:05:19 LINUX RESTART (4 CPU) 22:06:02 CPU %user %nice %system %iowait %steal %idle 22:07:01 all 6.71 0.00 2.73 1.82 0.01 88.73 22:07:01 0 6.72 0.00 2.83 2.44 0.02 87.99 22:07:01 1 7.05 0.00 2.44 1.26 0.00 89.25 22:07:01 2 6.83 0.00 2.96 1.11 0.00 89.11 22:07:01 3 6.24 0.00 2.68 2.49 0.02 88.57 22:08:01 all 0.17 0.00 0.05 0.00 0.00 99.77 22:08:01 0 0.07 0.00 0.07 0.00 0.00 99.87 22:08:01 1 0.05 0.00 0.03 0.00 0.00 99.92 22:08:01 2 0.07 0.00 0.08 0.00 0.00 99.85 22:08:01 3 0.50 0.00 0.03 0.00 0.02 99.45 22:09:01 all 0.16 0.00 0.04 0.00 0.00 99.80 22:09:01 0 0.05 0.00 0.07 0.00 0.02 99.87 22:09:01 1 0.05 0.00 0.02 0.00 0.00 99.93 22:09:01 2 0.07 0.00 0.03 0.00 0.00 99.90 22:09:01 3 0.47 0.00 0.05 0.00 0.00 99.48 22:10:01 all 0.20 0.00 0.04 0.00 0.01 99.75 22:10:01 0 0.12 0.00 0.05 0.00 0.00 99.83 22:10:01 1 0.05 0.00 0.02 0.00 0.02 99.92 22:10:01 2 0.12 0.00 0.05 0.00 0.02 99.82 22:10:01 3 0.53 0.00 0.03 0.00 0.00 99.43 22:11:01 all 0.18 0.00 0.06 0.00 0.00 99.76 22:11:01 0 0.03 0.00 0.13 0.00 0.00 99.83 22:11:01 1 0.38 0.00 0.03 0.00 0.02 99.57 22:11:01 2 0.05 0.00 0.05 0.00 0.00 99.90 22:11:01 3 0.23 0.00 0.03 0.00 0.00 99.73 22:12:01 all 2.94 0.00 1.86 1.54 0.00 93.66 22:12:01 0 2.31 0.00 1.77 0.07 0.00 95.85 22:12:01 1 2.61 0.00 1.57 1.70 0.00 94.12 22:12:01 2 3.31 0.00 1.74 3.81 0.02 91.12 22:12:01 3 3.53 0.00 2.34 0.57 0.00 93.57 Average: all 1.71 0.00 0.79 0.56 0.01 96.94 Average: 0 1.53 0.00 0.81 0.41 0.01 97.24 Average: 1 1.68 0.00 0.68 0.49 0.01 97.15 Average: 2 1.72 0.00 0.81 0.82 0.01 96.65 Average: 3 1.90 0.00 0.85 0.50 0.01 96.74