---> uname -a: Linux d2deb48b7836 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: 2933.442 BogoMIPS: 5866.88 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/y_app-service-configurable_PR-79 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/y_app-service-configurable_PR-79@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 622 120 0 1093 1110 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) 06/10/20 _x86_64_ (4 CPU) 23:39:54 LINUX RESTART 23:41:01 tps rtps wtps bread/s bwrtn/s 23:42:01 2.03 0.00 2.03 0.00 41.82 23:43:02 0.38 0.00 0.38 0.00 5.50 23:44:01 0.24 0.00 0.24 0.00 3.17 23:45:01 0.27 0.00 0.27 0.00 3.33 23:46:01 0.38 0.00 0.38 0.00 5.78 23:47:01 0.22 0.02 0.20 0.13 1.93 23:48:01 0.32 0.00 0.32 0.00 3.38 23:49:01 0.23 0.00 0.23 0.00 3.00 Average: 0.51 0.00 0.51 0.02 8.50 23:41:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:42:01 170600 1710956 90.93 2620 1179628 1070660 36.54 409468 1141360 16 23:43:02 170968 1710588 90.91 2620 1179632 1070660 36.54 409588 1141068 12 23:44:01 169268 1712288 91.00 2620 1179640 1070888 36.55 410964 1141068 8 23:45:01 169348 1712208 91.00 2620 1179640 1070660 36.54 412244 1139564 8 23:46:01 168032 1713524 91.07 2620 1179644 1070744 36.54 411916 1141196 8 23:47:01 167248 1714308 91.11 2620 1179656 1070788 36.54 427820 1126524 8 23:48:01 167160 1714396 91.12 2620 1179660 1070788 36.54 419068 1135388 8 23:49:01 167308 1714248 91.11 2620 1179668 1070788 36.54 419076 1135388 8 Average: 168742 1712815 91.03 2620 1179646 1070747 36.54 415018 1137695 10 23:41:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:42:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 23:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:43:02 eth0 0.53 0.10 0.06 0.01 0.00 0.00 0.00 23:43:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:43:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:44:01 eth0 0.46 0.44 0.27 0.21 0.00 0.00 0.00 23:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:45:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 23:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:46:01 eth0 0.30 0.20 0.14 0.07 0.00 0.00 0.00 23:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:47:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 23:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 eth0 0.02 0.03 0.00 0.00 0.00 0.00 0.00 23:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 eth0 0.07 0.08 0.01 0.01 0.00 0.00 0.00 23:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.20 0.14 0.06 0.04 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 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) 06/10/20 _x86_64_ (4 CPU) 23:39:54 LINUX RESTART 23:41:01 CPU %user %nice %system %iowait %steal %idle 23:42:01 all 0.17 0.00 0.03 0.00 0.00 99.79 23:42:01 0 0.05 0.00 0.03 0.00 0.00 99.92 23:42:01 1 0.03 0.00 0.07 0.00 0.00 99.90 23:42:01 2 0.02 0.00 0.02 0.00 0.00 99.97 23:42:01 3 0.57 0.00 0.03 0.00 0.00 99.40 23:43:02 all 0.15 0.00 0.03 0.00 0.00 99.82 23:43:02 0 0.03 0.00 0.02 0.00 0.00 99.95 23:43:02 1 0.02 0.00 0.03 0.00 0.00 99.95 23:43:02 2 0.05 0.00 0.03 0.00 0.00 99.92 23:43:02 3 0.50 0.00 0.03 0.00 0.00 99.47 23:44:01 all 0.16 0.00 0.03 0.00 0.00 99.82 23:44:01 0 0.02 0.00 0.02 0.00 0.00 99.97 23:44:01 1 0.03 0.00 0.03 0.00 0.00 99.93 23:44:01 2 0.05 0.00 0.03 0.00 0.00 99.92 23:44:01 3 0.51 0.00 0.02 0.00 0.00 99.47 23:45:01 all 0.15 0.00 0.03 0.00 0.00 99.82 23:45:01 0 0.02 0.00 0.02 0.00 0.00 99.97 23:45:01 1 0.05 0.00 0.05 0.00 0.00 99.90 23:45:01 2 0.03 0.00 0.02 0.00 0.00 99.95 23:45:01 3 0.52 0.00 0.05 0.00 0.02 99.42 23:46:01 all 0.06 0.00 0.05 0.00 0.00 99.89 23:46:01 0 0.02 0.00 0.02 0.00 0.00 99.97 23:46:01 1 0.02 0.00 0.02 0.00 0.00 99.97 23:46:01 2 0.05 0.00 0.03 0.00 0.00 99.92 23:46:01 3 0.15 0.00 0.12 0.00 0.00 99.73 23:47:01 all 0.03 0.00 0.04 0.00 0.00 99.92 23:47:01 0 0.02 0.00 0.00 0.00 0.00 99.98 23:47:01 1 0.03 0.00 0.02 0.00 0.00 99.95 23:47:01 2 0.05 0.00 0.05 0.00 0.00 99.90 23:47:01 3 0.03 0.00 0.07 0.00 0.00 99.90 23:48:01 all 0.08 0.00 0.04 0.00 0.00 99.88 23:48:01 0 0.03 0.00 0.03 0.00 0.00 99.93 23:48:01 1 0.03 0.00 0.02 0.00 0.00 99.95 23:48:01 2 0.05 0.00 0.03 0.00 0.00 99.92 23:48:01 3 0.23 0.00 0.08 0.00 0.00 99.68 23:49:01 all 0.10 0.00 0.02 0.00 0.00 99.88 23:49:01 0 0.02 0.00 0.00 0.00 0.00 99.98 23:49:01 1 0.03 0.00 0.03 0.00 0.00 99.93 23:49:01 2 0.03 0.00 0.03 0.00 0.00 99.93 23:49:01 3 0.32 0.00 0.02 0.00 0.00 99.67 Average: all 0.11 0.00 0.03 0.00 0.00 99.85 Average: 0 0.03 0.00 0.02 0.00 0.00 99.96 Average: 1 0.03 0.00 0.03 0.00 0.00 99.94 Average: 2 0.04 0.00 0.03 0.00 0.00 99.93 Average: 3 0.35 0.00 0.05 0.00 0.00 99.59