---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1801 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: 2799.998 BogoMIPS: 5599.99 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.7G 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 549 12969 0 2520 15170 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:66:10:0e brd ff:ff:ff:ff:ff:ff inet 10.30.107.135/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe66:100e/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-1801) 11/19/23 _x86_64_ (4 CPU) 22:45:29 LINUX RESTART (4 CPU) 22:46:01 tps rtps wtps bread/s bwrtn/s 22:47:01 91.52 32.36 59.16 1659.72 27700.72 22:48:01 116.24 14.16 102.08 329.22 31924.69 22:49:01 56.46 3.52 52.94 332.48 19077.35 22:50:01 37.49 6.51 30.97 1049.78 8298.97 Average: 75.43 14.14 61.29 842.79 21750.30 22:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:47:01 13922960 15548800 2502000 15.23 56448 1771928 829840 4.75 728272 1565860 179332 22:48:01 13428120 15244600 2996840 18.25 73788 1933072 1081800 6.19 1023440 1739912 76212 22:49:01 12994964 14909428 3429996 20.88 76840 2024264 1516020 8.68 1383348 1803692 1116 22:50:01 13307792 15555508 3117168 18.98 83084 2345700 761772 4.36 800172 2064812 102232 Average: 13413459 15314584 3011501 18.33 72540 2018741 1047358 5.99 983808 1793569 89723 22:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:47:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 22:47:01 ens3 91.97 62.14 1538.55 9.29 0.00 0.00 0.00 0.00 22:48:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 22:48:01 ens3 222.71 148.82 1218.76 47.36 0.00 0.00 0.00 0.00 22:49:01 lo 0.67 0.67 0.04 0.04 0.00 0.00 0.00 0.00 22:49:01 ens3 339.63 215.03 1028.54 77.12 0.00 0.00 0.00 0.00 22:50:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 22:50:01 ens3 155.20 83.34 227.01 29.70 0.00 0.00 0.00 0.00 Average: lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 202.37 127.33 1003.19 40.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1801) 11/19/23 _x86_64_ (4 CPU) 22:45:29 LINUX RESTART (4 CPU) 22:46:01 CPU %user %nice %system %iowait %steal %idle 22:47:01 all 13.08 0.00 1.13 4.29 0.03 81.46 22:47:01 0 27.67 0.00 1.60 2.42 0.05 68.26 22:47:01 1 9.25 0.00 1.27 0.48 0.03 88.96 22:47:01 2 14.46 0.00 1.16 1.73 0.03 82.62 22:47:01 3 0.94 0.00 0.48 12.53 0.02 86.03 22:48:01 all 24.13 0.00 1.43 4.66 0.06 69.72 22:48:01 0 42.08 0.00 2.11 1.70 0.08 54.03 22:48:01 1 22.89 0.00 1.24 0.25 0.07 75.55 22:48:01 2 17.33 0.00 1.64 4.36 0.05 76.63 22:48:01 3 14.22 0.00 0.77 12.28 0.05 72.68 22:49:01 all 55.41 0.00 2.15 1.14 0.21 41.09 22:49:01 0 52.87 0.00 1.52 0.07 0.10 45.44 22:49:01 1 56.12 0.00 1.84 0.64 0.10 41.31 22:49:01 2 52.66 0.00 2.28 2.86 0.55 41.64 22:49:01 3 60.01 0.00 2.93 1.00 0.08 35.98 22:50:01 all 38.97 0.00 1.68 2.40 0.08 56.88 22:50:01 0 41.34 0.00 1.55 0.38 0.07 56.66 22:50:01 1 47.06 0.00 2.12 0.90 0.08 49.83 22:50:01 2 35.64 0.00 1.59 4.69 0.08 58.00 22:50:01 3 31.81 0.00 1.47 3.66 0.07 62.99 Average: all 32.89 0.00 1.60 3.12 0.10 62.29 Average: 0 40.98 0.00 1.69 1.14 0.08 56.10 Average: 1 33.82 0.00 1.62 0.57 0.07 63.92 Average: 2 30.01 0.00 1.67 3.41 0.18 64.73 Average: 3 26.74 0.00 1.41 7.37 0.05 64.43