---> uname -a: Linux 45dd6681b6ef 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/_app-service-configurable_PR-109 /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/_app-service-configurable_PR-109@tmp /dev/vda1 50.0G 6.9G 43.0G 14% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 637 136 0 1062 1091 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) 09/04/20 _x86_64_ (4 CPU) 07:36:47 LINUX RESTART (4 CPU) 07:38:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:39:01 6.50 1.08 5.41 0.00 76.87 148.87 0.00 07:40:01 0.30 0.00 0.30 0.00 0.00 4.60 0.00 07:41:01 0.35 0.00 0.35 0.00 0.00 4.03 0.00 07:42:01 0.25 0.00 0.25 0.00 0.00 3.01 0.00 07:43:01 0.32 0.00 0.32 0.00 0.00 4.93 0.00 07:44:01 0.33 0.02 0.32 0.00 0.13 3.05 0.00 07:45:01 0.20 0.00 0.20 0.00 0.00 2.56 0.00 07:46:01 0.25 0.00 0.25 0.00 0.00 3.33 0.00 Average: 1.05 0.14 0.92 0.00 9.49 21.55 0.00 07:38:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:39:01 164580 0 561300 29.83 2620 1153056 1086580 37.08 431592 1124944 20 07:40:01 175820 0 550056 29.23 2620 1153060 1010876 34.50 424576 1122144 8 07:41:01 172820 0 553048 29.39 2620 1153068 1011148 34.51 427920 1122084 12 07:42:01 171976 0 553892 29.44 2620 1153068 1011124 34.51 431768 1119304 8 07:43:01 172148 0 553712 29.43 2620 1153076 1011064 34.51 432776 1118052 8 07:44:01 173036 0 552812 29.38 2620 1153088 1010944 34.50 432284 1118048 20 07:45:01 172012 0 553836 29.43 2620 1153088 1011124 34.51 422788 1128280 12 07:46:01 172756 0 553084 29.40 2620 1153096 1010944 34.50 422072 1128280 8 Average: 171894 0 553968 29.44 2620 1153075 1020476 34.83 428222 1122642 12 07:38:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:39:01 eth0 20.15 15.34 26.36 17.36 0.00 0.00 0.00 0.00 07:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:39:01 docker0 1.51 1.34 0.27 2.93 0.00 0.00 0.00 0.00 07:40:01 eth0 0.77 0.08 0.06 0.01 0.00 0.00 0.00 0.00 07:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:41:01 eth0 0.97 0.42 0.32 0.21 0.00 0.00 0.00 0.00 07:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:42:01 eth0 0.83 0.75 0.61 0.23 0.00 0.00 0.00 0.00 07:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:43:01 eth0 0.30 0.22 0.15 0.07 0.00 0.00 0.00 0.00 07:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:44:01 eth0 0.58 0.08 0.06 0.01 0.00 0.00 0.00 0.00 07:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:45:01 eth0 0.53 0.43 0.27 0.21 0.00 0.00 0.00 0.00 07:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:46:01 eth0 0.72 0.07 0.06 0.01 0.00 0.00 0.00 0.00 07:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 3.07 2.15 3.44 2.23 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 0.19 0.16 0.03 0.36 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) 09/04/20 _x86_64_ (4 CPU) 07:36:47 LINUX RESTART (4 CPU) 07:38:02 CPU %user %nice %system %iowait %steal %idle 07:39:01 all 1.20 0.00 0.56 0.04 1.76 96.45 07:39:01 0 0.69 0.00 0.62 0.02 2.00 96.67 07:39:01 1 1.44 0.00 0.47 0.00 1.88 96.21 07:39:01 2 1.18 0.00 0.49 0.05 1.82 96.46 07:39:01 3 1.49 0.00 0.64 0.10 1.32 96.44 07:40:01 all 0.12 0.00 0.05 0.00 0.17 99.65 07:40:01 0 0.07 0.00 0.07 0.00 0.22 99.65 07:40:01 1 0.05 0.00 0.07 0.00 0.18 99.70 07:40:01 2 0.32 0.00 0.05 0.00 0.28 99.35 07:40:01 3 0.03 0.00 0.03 0.00 0.02 99.92 07:41:01 all 0.11 0.00 0.04 0.00 0.18 99.66 07:41:01 0 0.03 0.00 0.03 0.00 0.28 99.65 07:41:01 1 0.02 0.00 0.05 0.00 0.08 99.85 07:41:01 2 0.37 0.00 0.02 0.00 0.22 99.40 07:41:01 3 0.03 0.00 0.05 0.02 0.15 99.75 07:42:01 all 0.13 0.00 0.04 0.00 0.24 99.59 07:42:01 0 0.03 0.00 0.03 0.00 0.40 99.53 07:42:01 1 0.05 0.00 0.03 0.00 0.32 99.60 07:42:01 2 0.43 0.00 0.02 0.00 0.20 99.35 07:42:01 3 0.02 0.00 0.08 0.00 0.03 99.87 07:43:01 all 0.11 0.00 0.04 0.00 0.23 99.62 07:43:01 0 0.03 0.00 0.02 0.00 0.13 99.82 07:43:01 1 0.07 0.00 0.05 0.00 0.28 99.60 07:43:01 2 0.32 0.00 0.02 0.00 0.47 99.20 07:43:01 3 0.02 0.00 0.08 0.00 0.05 99.85 07:44:01 all 0.08 0.00 0.04 0.00 0.40 99.48 07:44:01 0 0.03 0.00 0.03 0.00 0.13 99.80 07:44:01 1 0.20 0.00 0.07 0.00 0.75 98.99 07:44:01 2 0.07 0.00 0.03 0.00 0.68 99.22 07:44:01 3 0.02 0.00 0.02 0.00 0.05 99.92 07:45:01 all 0.14 0.00 0.03 0.00 0.17 99.66 07:45:01 0 0.02 0.00 0.02 0.00 0.05 99.92 07:45:01 1 0.42 0.00 0.05 0.00 0.42 99.12 07:45:01 2 0.07 0.00 0.05 0.00 0.15 99.73 07:45:01 3 0.05 0.00 0.02 0.00 0.05 99.88 07:46:01 all 0.07 0.00 0.03 0.00 0.25 99.65 07:46:01 0 0.02 0.00 0.02 0.00 0.27 99.70 07:46:01 1 0.23 0.00 0.05 0.00 0.48 99.23 07:46:01 2 0.03 0.00 0.03 0.00 0.22 99.72 07:46:01 3 0.00 0.00 0.02 0.00 0.02 99.97 Average: all 0.24 0.00 0.10 0.01 0.42 99.23 Average: 0 0.11 0.00 0.10 0.00 0.43 99.35 Average: 1 0.31 0.00 0.10 0.00 0.55 99.04 Average: 2 0.35 0.00 0.09 0.01 0.50 99.06 Average: 3 0.20 0.00 0.12 0.01 0.21 99.46