---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5156 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian 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: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 596 12673 0 2769 15116 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:de:40:a2 brd ff:ff:ff:ff:ff:ff inet 10.30.107.103/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fede:40a2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5156) 11/02/26 _x86_64_ (4 CPU) 19:25:18 LINUX RESTART (4 CPU) 19:26:02 tps rtps wtps bread/s bwrtn/s 19:27:01 177.87 29.18 148.69 1711.98 30639.15 19:28:01 91.43 11.06 80.37 803.33 12812.26 19:29:01 13.68 2.65 11.03 70.65 1021.96 Average: 93.86 14.22 79.65 857.24 14736.12 19:26:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:27:01 13397244 15368652 3027724 18.43 78596 2077432 1033200 5.91 889788 1891216 201052 19:28:01 11943096 14107112 4481872 27.29 83848 2258024 2254292 12.90 2219872 1999296 2748 19:29:01 11715240 14053920 4709728 28.67 85168 2428488 2153588 12.32 2338608 2100212 149956 Average: 12351860 14509895 4073108 24.80 82537 2254648 1813693 10.38 1816089 1996908 117919 19:26:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:27:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 19:27:01 ens3 304.39 245.55 3141.26 47.24 0.00 0.00 0.00 0.00 19:28:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 19:28:01 ens3 295.30 202.50 1713.16 57.62 0.00 0.00 0.00 0.00 19:29:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 19:29:01 ens3 290.50 166.12 391.19 82.04 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 296.69 204.50 1740.75 62.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5156) 11/02/26 _x86_64_ (4 CPU) 19:25:18 LINUX RESTART (4 CPU) 19:26:02 CPU %user %nice %system %iowait %steal %idle 19:27:01 all 28.03 0.00 2.36 1.83 0.00 67.78 19:27:01 0 49.67 0.00 4.48 1.07 0.00 44.78 19:27:01 1 25.50 0.00 1.65 0.24 0.00 72.62 19:27:01 2 20.66 0.00 2.05 1.73 0.00 75.56 19:27:01 3 16.31 0.00 1.24 4.27 0.00 78.18 19:28:01 all 64.33 0.00 2.44 0.42 0.01 32.79 19:28:01 0 64.41 0.00 2.98 0.47 0.03 32.11 19:28:01 1 64.06 0.00 1.91 0.57 0.00 33.46 19:28:01 2 68.66 0.00 2.46 0.20 0.00 28.68 19:28:01 3 60.19 0.00 2.42 0.45 0.00 36.93 19:29:01 all 72.61 0.00 2.40 0.04 0.02 24.93 19:29:01 0 74.56 0.00 2.90 0.03 0.03 22.48 19:29:01 1 76.11 0.00 2.22 0.03 0.03 21.60 19:29:01 2 77.39 0.00 2.38 0.07 0.02 20.15 19:29:01 3 62.40 0.00 2.12 0.03 0.02 35.43 Average: all 55.11 0.00 2.40 0.76 0.01 41.72 Average: 0 62.93 0.00 3.45 0.52 0.02 33.08 Average: 1 55.37 0.00 1.93 0.28 0.01 42.42 Average: 2 55.71 0.00 2.30 0.66 0.01 41.33 Average: 3 46.46 0.00 1.93 1.57 0.01 50.03