---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-136 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: 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 400 1329 0 2214 3280 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:33:16:2c brd ff:ff:ff:ff:ff:ff inet 10.32.6.189/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86202sec preferred_lft 86202sec inet6 fe80::f816:3eff:fe33:162c/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-136) 11/18/23 _x86_64_ (4 CPU) 16:58:49 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:01 103.72 55.31 48.41 3557.01 7385.17 17:01:01 119.46 36.53 82.94 2078.19 15516.08 17:02:01 35.46 1.47 33.99 105.58 5320.45 Average: 86.21 31.10 55.11 1913.59 9407.23 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:01 1832028 3400672 2206624 54.64 49068 1675980 581976 11.44 524620 1513952 139032 17:01:01 1155696 3117244 2882956 71.38 62188 2041724 838044 16.47 888868 1795228 80552 17:02:01 1299536 3312744 2739116 67.82 68524 2084188 650832 12.79 715760 1819444 46384 Average: 1429087 3276887 2609565 64.61 59927 1933964 690284 13.57 709749 1709541 88656 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:01 ens3 390.68 255.37 1416.65 64.04 0.00 0.00 0.00 0.00 17:00:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 17:01:01 ens3 335.09 355.84 2229.84 63.98 0.00 0.00 0.00 0.00 17:01:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 17:02:01 ens3 76.25 79.92 273.80 21.39 0.00 0.00 0.00 0.00 17:02:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 267.34 230.38 1306.76 49.80 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-136) 11/18/23 _x86_64_ (4 CPU) 16:58:49 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:01 all 21.29 0.00 1.98 3.17 0.05 73.49 17:00:01 0 12.56 0.00 1.30 2.05 0.05 84.04 17:00:01 1 5.50 0.00 1.24 6.00 0.02 87.26 17:00:01 2 47.81 0.00 3.39 2.63 0.08 46.09 17:00:01 3 19.28 0.00 1.99 1.99 0.05 76.68 17:01:01 all 31.53 0.00 1.84 2.46 0.07 64.10 17:01:01 0 29.58 0.00 1.92 2.21 0.07 66.23 17:01:01 1 24.81 0.00 1.37 3.58 0.05 70.19 17:01:01 2 33.16 0.00 1.91 1.22 0.08 63.64 17:01:01 3 38.57 0.00 2.16 2.88 0.08 56.31 17:02:01 all 19.24 0.00 1.08 1.06 0.05 78.57 17:02:01 0 22.05 0.00 1.23 0.83 0.07 75.82 17:02:01 1 27.88 0.00 1.02 0.07 0.05 70.99 17:02:01 2 4.38 0.00 0.60 0.02 0.03 94.97 17:02:01 3 22.71 0.00 1.52 3.32 0.05 72.40 Average: all 24.02 0.00 1.64 2.23 0.06 72.06 Average: 0 21.39 0.00 1.49 1.70 0.06 75.36 Average: 1 19.41 0.00 1.21 3.21 0.04 76.14 Average: 2 28.41 0.00 1.96 1.29 0.07 68.28 Average: 3 26.85 0.00 1.89 2.73 0.06 68.47