---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7018 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 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 1219 12271 0 2549 14500 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:86:7f:04 brd ff:ff:ff:ff:ff:ff inet 10.30.107.233/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86066sec preferred_lft 86066sec inet6 fe80::f816:3eff:fe86:7f04/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7018) 12/23/23 _x86_64_ (4 CPU) 01:30:21 LINUX RESTART (4 CPU) 01:31:02 tps rtps wtps bread/s bwrtn/s 01:32:01 91.12 18.47 72.65 1056.63 22359.60 01:33:01 125.15 14.18 110.96 328.48 30406.80 01:34:01 35.19 3.12 32.07 342.55 19000.47 01:35:01 43.09 3.80 39.29 115.71 25081.29 Average: 73.56 9.86 63.71 458.35 24219.57 01:31:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:32:01 14009488 15599500 2415480 14.71 61420 1730648 763124 4.37 638404 1565540 158948 01:33:01 13083060 14973272 3341908 20.35 75648 2002212 1343172 7.69 1292952 1806296 68448 01:34:01 12512520 14427364 3912448 23.82 76832 2024756 1932160 11.06 1854884 1811792 7304 01:35:01 12638520 14901380 3786448 23.05 79036 2363684 1366212 7.82 1629684 1900316 736 Average: 13060897 14975379 3364071 20.48 73234 2030325 1351167 7.73 1353981 1770986 58859 01:31:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:32:01 lo 1.22 1.22 0.13 0.13 0.00 0.00 0.00 0.00 01:32:01 ens3 65.41 42.11 881.22 6.96 0.00 0.00 0.00 0.00 01:33:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 01:33:01 ens3 274.99 232.66 2770.02 59.64 0.00 0.00 0.00 0.00 01:34:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 01:34:01 ens3 1410.31 1095.88 391.04 422.50 0.00 0.00 0.00 0.00 01:35:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 01:35:01 ens3 677.07 460.11 1075.32 319.87 0.00 0.00 0.00 0.00 Average: lo 0.57 0.57 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 609.24 459.46 1281.03 203.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7018) 12/23/23 _x86_64_ (4 CPU) 01:30:21 LINUX RESTART (4 CPU) 01:31:02 CPU %user %nice %system %iowait %steal %idle 01:32:01 all 17.37 0.00 1.39 8.50 0.06 72.67 01:32:01 0 11.97 0.00 0.80 1.35 0.07 85.81 01:32:01 1 12.53 0.00 1.53 25.90 0.05 59.98 01:32:01 2 26.14 0.00 1.82 3.46 0.03 68.55 01:32:01 3 18.85 0.00 1.43 3.33 0.09 76.31 01:33:01 all 29.27 0.00 1.52 10.16 0.08 58.96 01:33:01 0 24.42 0.00 1.05 0.17 0.08 74.28 01:33:01 1 21.45 0.00 1.67 7.04 0.07 69.77 01:33:01 2 42.29 0.00 2.09 29.29 0.10 26.22 01:33:01 3 29.00 0.00 1.22 4.25 0.08 65.45 01:34:01 all 30.03 0.00 7.91 2.76 0.08 59.21 01:34:01 0 20.01 0.00 5.27 0.02 0.07 74.64 01:34:01 1 15.92 0.00 2.53 10.91 0.08 70.56 01:34:01 2 45.90 0.00 12.78 0.03 0.10 41.19 01:34:01 3 38.20 0.00 11.08 0.12 0.08 50.52 01:35:01 all 34.23 0.00 1.52 1.63 0.07 62.55 01:35:01 0 37.62 0.00 1.40 0.02 0.08 60.88 01:35:01 1 26.65 0.00 1.50 6.37 0.08 65.39 01:35:01 2 34.06 0.00 1.57 0.07 0.05 64.25 01:35:01 3 38.60 0.00 1.58 0.07 0.07 59.69 Average: all 27.77 0.00 3.09 5.76 0.08 63.31 Average: 0 23.54 0.00 2.13 0.39 0.08 73.86 Average: 1 19.18 0.00 1.81 12.50 0.07 66.45 Average: 2 37.14 0.00 4.58 8.22 0.07 49.99 Average: 3 31.21 0.00 3.84 1.94 0.08 62.94