---> uname -a: Linux 24c40034ea86 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 7.2G 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% /w/workspace/y_app-service-configurable_PR-90@tmp /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-90 ---> free -m: total used free shared buff/cache available Mem: 1837 664 120 0 1052 1067 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) 06/29/20 _x86_64_ (4 CPU) 15:57:13 LINUX RESTART 15:58:01 tps rtps wtps bread/s bwrtn/s 15:59:01 26.44 9.51 16.94 4318.00 2029.73 16:00:01 1.60 0.00 1.60 0.00 29.89 16:01:01 0.28 0.02 0.27 0.13 3.43 16:02:01 0.48 0.12 0.37 2.13 6.74 16:03:01 0.25 0.00 0.25 0.00 3.30 16:04:01 0.32 0.02 0.30 0.13 4.33 16:05:01 0.20 0.00 0.20 0.00 2.02 16:06:01 0.17 0.00 0.17 0.00 1.62 16:07:02 0.22 0.00 0.22 0.00 2.35 16:08:01 0.29 0.00 0.29 0.00 4.08 16:09:01 41.74 41.37 0.37 4045.04 7.63 Average: 6.55 4.65 1.91 761.70 190.78 15:58:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:59:01 182356 1699200 90.31 2620 1115256 1117672 38.14 421400 1118192 20 16:00:01 187956 1693600 90.01 2620 1115260 1080296 36.87 419988 1114832 16 16:01:01 183688 1697868 90.24 2620 1115268 1082984 36.96 425564 1113292 8 16:02:01 183360 1698196 90.25 2620 1115408 1081060 36.89 428308 1110988 8 16:03:01 183976 1697580 90.22 2620 1115412 1080940 36.89 433048 1105896 20 16:04:01 183796 1697760 90.23 2620 1115420 1080904 36.89 433528 1105772 12 16:05:01 182812 1698744 90.28 2620 1115424 1081060 36.89 434420 1105772 8 16:06:01 183876 1697680 90.23 2620 1115428 1080868 36.89 426440 1112716 8 16:07:02 183844 1697712 90.23 2620 1115436 1080868 36.89 426560 1112716 12 16:08:01 183600 1697956 90.24 2620 1115440 1080928 36.89 419612 1119992 16 16:09:01 113928 1767628 93.95 2620 1178176 1082488 36.94 420332 1184496 52 Average: 177563 1703993 90.56 2620 1121084 1084552 37.01 426291 1118606 16 15:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:59:01 eth0 56.24 41.85 339.22 27.95 0.00 0.00 0.00 15:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:59:01 docker0 1.70 1.42 0.41 2.84 0.00 0.00 0.00 16:00:01 eth0 0.67 0.07 0.06 0.01 0.00 0.00 0.00 16:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:01:01 eth0 1.02 0.42 0.32 0.21 0.00 0.00 0.00 16:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:02:01 eth0 0.43 0.42 0.26 0.21 0.00 0.00 0.00 16:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 16:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 eth0 0.80 0.12 0.12 0.01 0.00 0.00 0.00 16:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:05:01 eth0 0.40 0.42 0.26 0.21 0.00 0.00 0.00 16:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:06:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:02 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:07:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:08:01 eth0 0.24 0.17 0.08 0.07 0.00 0.00 0.00 16:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:09:01 eth0 8.31 4.96 8.39 2.85 0.00 0.00 0.00 16:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 6.23 4.44 31.76 2.88 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.15 0.13 0.04 0.26 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) 06/29/20 _x86_64_ (4 CPU) 15:57:13 LINUX RESTART 15:58:01 CPU %user %nice %system %iowait %steal %idle 15:59:01 all 2.31 0.00 1.44 0.73 0.00 95.51 15:59:01 0 2.26 0.00 1.27 1.60 0.00 94.87 15:59:01 1 2.45 0.00 1.58 0.72 0.00 95.25 15:59:01 2 2.55 0.00 1.45 0.40 0.02 95.58 15:59:01 3 1.97 0.00 1.44 0.20 0.00 96.39 16:00:01 all 0.12 0.00 0.04 0.00 0.00 99.84 16:00:01 0 0.03 0.00 0.03 0.00 0.00 99.93 16:00:01 1 0.00 0.00 0.02 0.00 0.00 99.98 16:00:01 2 0.40 0.00 0.03 0.00 0.00 99.57 16:00:01 3 0.05 0.00 0.07 0.00 0.00 99.88 16:01:01 all 0.17 0.00 0.03 0.00 0.00 99.80 16:01:01 0 0.02 0.00 0.03 0.00 0.00 99.95 16:01:01 1 0.03 0.00 0.03 0.00 0.00 99.93 16:01:01 2 0.57 0.00 0.03 0.00 0.00 99.40 16:01:01 3 0.07 0.00 0.02 0.00 0.00 99.92 16:02:01 all 0.16 0.00 0.04 0.00 0.00 99.80 16:02:01 0 0.03 0.00 0.02 0.00 0.00 99.95 16:02:01 1 0.03 0.00 0.05 0.00 0.00 99.92 16:02:01 2 0.53 0.00 0.03 0.00 0.00 99.43 16:02:01 3 0.02 0.00 0.03 0.02 0.00 99.93 16:03:01 all 0.15 0.00 0.03 0.00 0.00 99.81 16:03:01 0 0.02 0.00 0.02 0.00 0.00 99.97 16:03:01 1 0.03 0.00 0.10 0.00 0.00 99.87 16:03:01 2 0.57 0.00 0.02 0.00 0.00 99.42 16:03:01 3 0.03 0.00 0.02 0.00 0.00 99.95 16:04:01 all 0.14 0.00 0.05 0.00 0.00 99.81 16:04:01 0 0.00 0.00 0.02 0.00 0.00 99.98 16:04:01 1 0.02 0.00 0.08 0.00 0.00 99.90 16:04:01 2 0.50 0.00 0.03 0.00 0.00 99.47 16:04:01 3 0.02 0.00 0.03 0.00 0.00 99.95 16:05:01 all 0.03 0.00 0.03 0.00 0.00 99.95 16:05:01 0 0.03 0.00 0.02 0.00 0.00 99.95 16:05:01 1 0.03 0.00 0.02 0.00 0.00 99.95 16:05:01 2 0.05 0.00 0.02 0.00 0.00 99.93 16:05:01 3 0.02 0.00 0.05 0.00 0.00 99.93 16:06:01 all 0.12 0.00 0.03 0.00 0.00 99.85 16:06:01 0 0.00 0.00 0.02 0.00 0.00 99.98 16:06:01 1 0.10 0.00 0.02 0.00 0.00 99.88 16:06:01 2 0.33 0.00 0.05 0.00 0.00 99.62 16:06:01 3 0.05 0.00 0.05 0.00 0.00 99.90 16:07:02 all 0.15 0.00 0.02 0.00 0.00 99.83 16:07:02 0 0.02 0.00 0.02 0.00 0.00 99.97 16:07:02 1 0.52 0.00 0.02 0.00 0.00 99.47 16:07:02 2 0.05 0.00 0.02 0.00 0.00 99.93 16:07:02 3 0.03 0.00 0.03 0.00 0.00 99.93 16:08:01 all 0.14 0.00 0.02 0.00 0.00 99.83 16:08:01 0 0.02 0.00 0.02 0.00 0.02 99.95 16:08:01 1 0.49 0.00 0.02 0.00 0.00 99.49 16:08:01 2 0.02 0.00 0.02 0.00 0.00 99.97 16:08:01 3 0.05 0.00 0.03 0.00 0.00 99.92 16:09:01 all 0.91 0.00 0.33 0.89 0.00 97.87 16:09:01 0 0.33 0.00 0.18 0.02 0.00 99.47 16:09:01 1 0.82 0.00 0.18 0.18 0.00 98.82 16:09:01 2 0.80 0.00 0.42 2.30 0.00 96.48 16:09:01 3 1.67 0.00 0.52 1.05 0.00 96.76 Average: all 0.40 0.00 0.19 0.15 0.00 99.26 Average: 0 0.25 0.00 0.15 0.15 0.00 99.45 Average: 1 0.41 0.00 0.19 0.08 0.00 99.31 Average: 2 0.58 0.00 0.19 0.25 0.00 98.98 Average: 3 0.36 0.00 0.21 0.12 0.00 99.32