---> uname -a: Linux a8153d146023 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/ndry_app-functions-sdk-go_PR-414 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-414@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 667 125 0 1044 1063 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) 07/21/20 _x86_64_ (4 CPU) 00:47:33 LINUX RESTART 00:48:01 tps rtps wtps bread/s bwrtn/s 00:49:01 97.02 40.49 56.53 7614.84 8622.77 00:50:01 2.48 0.00 2.48 0.00 56.17 00:51:02 0.53 0.00 0.53 0.00 8.74 00:52:01 0.30 0.00 0.30 0.00 4.13 00:53:01 0.25 0.00 0.25 0.00 3.06 00:54:01 0.40 0.00 0.40 0.00 5.96 Average: 16.89 6.77 10.12 1273.45 1455.04 00:48:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:49:01 196416 1685140 89.56 2620 1092992 1112204 37.96 442912 1082220 120 00:50:01 202840 1678716 89.22 2620 1093180 1071668 36.57 442120 1078128 8 00:51:02 202104 1679452 89.26 2620 1093188 1071936 36.58 443256 1078120 8 00:52:01 201340 1680216 89.30 2620 1093188 1071732 36.58 444172 1077468 16 00:53:01 201652 1679904 89.28 2620 1093192 1071732 36.58 448276 1073372 12 00:54:01 199732 1681824 89.38 2620 1093200 1071792 36.58 450440 1073312 8 Average: 200681 1680875 89.33 2620 1093157 1078511 36.81 445196 1077103 29 00:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:49:01 eth0 728.01 495.22 1663.43 411.01 0.00 0.00 0.00 00:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:49:01 docker0 103.43 91.03 8.84 302.86 0.00 0.00 0.00 00:50:01 eth0 0.72 0.08 0.06 0.01 0.00 0.00 0.00 00:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:51:02 eth0 1.42 0.73 0.58 0.38 0.00 0.00 0.00 00:51:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:51:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:52:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 00:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:53:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 00:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:54:01 eth0 0.22 0.15 0.08 0.07 0.00 0.00 0.00 00:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 122.17 83.01 278.30 68.82 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 17.30 15.22 1.48 50.65 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) 07/21/20 _x86_64_ (4 CPU) 00:47:33 LINUX RESTART 00:48:01 CPU %user %nice %system %iowait %steal %idle 00:49:01 all 16.95 0.00 6.07 4.22 0.02 72.74 00:49:01 0 16.93 0.00 6.57 1.03 0.02 75.45 00:49:01 1 16.37 0.00 6.06 5.35 0.00 72.22 00:49:01 2 16.95 0.00 5.63 4.82 0.03 72.57 00:49:01 3 17.56 0.00 6.03 5.70 0.02 70.69 00:50:01 all 0.15 0.00 0.05 0.00 0.00 99.81 00:50:01 0 0.45 0.00 0.03 0.00 0.00 99.52 00:50:01 1 0.05 0.00 0.05 0.00 0.00 99.90 00:50:01 2 0.07 0.00 0.07 0.00 0.00 99.87 00:50:01 3 0.03 0.00 0.03 0.00 0.00 99.93 00:51:02 all 0.17 0.00 0.03 0.00 0.00 99.80 00:51:02 0 0.07 0.00 0.02 0.00 0.00 99.92 00:51:02 1 0.05 0.00 0.03 0.00 0.00 99.92 00:51:02 2 0.52 0.00 0.05 0.00 0.00 99.43 00:51:02 3 0.03 0.00 0.03 0.00 0.00 99.93 00:52:01 all 0.16 0.00 0.04 0.00 0.00 99.81 00:52:01 0 0.00 0.00 0.02 0.00 0.00 99.98 00:52:01 1 0.53 0.00 0.02 0.00 0.00 99.46 00:52:01 2 0.05 0.00 0.07 0.00 0.00 99.88 00:52:01 3 0.05 0.00 0.05 0.00 0.00 99.90 00:53:01 all 0.17 0.00 0.05 0.00 0.00 99.78 00:53:01 0 0.03 0.00 0.07 0.00 0.00 99.90 00:53:01 1 0.55 0.00 0.03 0.00 0.02 99.40 00:53:01 2 0.05 0.00 0.07 0.00 0.00 99.88 00:53:01 3 0.03 0.00 0.03 0.00 0.02 99.92 00:54:01 all 0.15 0.00 0.06 0.00 0.00 99.79 00:54:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:54:01 1 0.52 0.00 0.02 0.00 0.00 99.47 00:54:01 2 0.03 0.00 0.13 0.00 0.00 99.83 00:54:01 3 0.03 0.00 0.05 0.00 0.00 99.92 Average: all 2.94 0.00 1.04 0.70 0.00 95.31 Average: 0 2.91 0.00 1.12 0.17 0.00 95.80 Average: 1 3.00 0.00 1.03 0.89 0.00 95.07 Average: 2 2.93 0.00 1.00 0.80 0.01 95.26 Average: 3 2.94 0.00 1.03 0.94 0.01 95.08