---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10074 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 479 5278 0 2218 7214 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:34:3b:cd brd ff:ff:ff:ff:ff:ff inet 10.32.6.39/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fe34:3bcd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10074) 09/05/26 _x86_64_ (4 CPU) 19:12:51 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 134.96 54.59 80.37 3588.87 38045.01 19:15:01 51.34 0.13 51.21 20.52 9428.49 19:16:01 81.47 18.48 63.00 686.04 10500.90 19:17:01 23.35 1.45 21.90 98.78 4393.00 Average: 72.78 18.66 54.12 1098.45 15591.12 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5954012 7392964 2213400 27.10 38148 1580396 710600 7.71 609196 1439888 79036 19:15:01 5665924 7378236 2501488 30.63 57048 1817364 708632 7.69 620920 1680908 147004 19:16:01 5419900 7389360 2747512 33.64 63696 2061896 693232 7.52 705960 1830024 99808 19:17:01 5360820 7349268 2806592 34.36 65888 2077992 725652 7.87 754376 1838400 13092 Average: 5600164 7377457 2567248 31.43 56195 1884412 709529 7.70 672613 1697305 84735 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:01 ens3 393.03 209.17 1505.28 64.41 0.00 0.00 0.00 0.00 19:15:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 19:15:01 ens3 19.16 17.79 356.43 2.98 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.18 0.18 0.00 0.00 0.00 0.00 19:16:01 ens3 277.06 270.14 1687.15 59.53 0.00 0.00 0.00 0.00 19:17:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 19:17:01 ens3 51.74 58.94 25.55 530.75 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 185.24 139.01 893.59 164.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10074) 09/05/26 _x86_64_ (4 CPU) 19:12:51 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 23.03 0.00 1.94 4.20 1.47 69.36 19:14:01 0 30.08 0.00 2.05 2.50 1.82 63.54 19:14:01 1 22.01 0.00 1.95 1.76 1.58 72.69 19:14:01 2 22.76 0.00 2.06 1.66 1.50 72.01 19:14:01 3 17.24 0.00 1.72 10.88 0.97 69.19 19:15:01 all 20.64 0.00 1.23 1.48 1.17 75.47 19:15:01 0 31.94 0.00 1.13 0.15 1.46 65.33 19:15:01 1 15.71 0.00 1.42 1.59 1.62 79.65 19:15:01 2 15.08 0.00 1.21 2.64 0.90 80.17 19:15:01 3 19.79 0.00 1.15 1.58 0.70 76.78 19:16:01 all 39.77 0.00 2.31 1.56 2.95 53.40 19:16:01 0 34.75 0.00 1.76 0.40 2.70 60.39 19:16:01 1 32.14 0.00 2.82 2.72 3.02 59.29 19:16:01 2 38.75 0.00 2.80 2.88 3.13 52.43 19:16:01 3 53.50 0.00 1.89 0.25 2.95 41.41 19:17:01 all 20.52 0.00 0.82 0.73 1.06 76.86 19:17:01 0 41.18 0.00 1.16 0.55 1.26 55.85 19:17:01 1 4.33 0.00 0.41 0.71 0.91 93.63 19:17:01 2 30.30 0.00 1.23 1.63 1.13 65.71 19:17:01 3 6.39 0.00 0.46 0.03 0.94 92.17 Average: all 26.01 0.00 1.57 1.99 1.66 68.76 Average: 0 34.48 0.00 1.53 0.90 1.81 61.28 Average: 1 18.56 0.00 1.65 1.70 1.79 76.30 Average: 2 26.73 0.00 1.83 2.20 1.66 67.57 Average: 3 24.24 0.00 1.30 3.17 1.39 69.89