---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-19953 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 8.5G 69G 11% / 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 550 13107 0 2381 15172 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:d9:b1:6b brd ff:ff:ff:ff:ff:ff inet 10.30.107.242/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fed9:b16b/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-19953) 04/02/24 _x86_64_ (4 CPU) 03:38:59 LINUX RESTART (4 CPU) 03:39:01 tps rtps wtps bread/s bwrtn/s 03:40:02 167.27 94.83 72.44 5876.35 54701.95 03:41:01 90.32 11.02 79.31 293.92 23568.89 03:42:01 93.13 10.98 82.15 598.00 24571.47 03:43:01 28.15 2.20 25.95 51.99 16234.09 03:44:01 45.62 0.92 44.70 55.98 15655.85 Average: 84.88 24.03 60.85 1378.85 26957.45 03:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:02 14085900 15540896 2339068 14.24 49088 1616020 832628 4.77 698112 1444612 95544 03:41:01 13702020 15368060 2722948 16.58 73772 1786608 1251896 7.16 889764 1605048 102136 03:42:01 12794312 14673820 3630656 22.10 81016 1984332 1972832 11.29 1626880 1756380 11692 03:43:01 13470488 15563544 2954480 17.99 82352 2193512 764756 4.38 836308 1867784 196356 03:44:01 13453020 15566960 2971948 18.09 85620 2211372 765192 4.38 868760 1854336 1488 Average: 13501148 15342656 2923820 17.80 74370 1958369 1117461 6.40 983965 1705632 81443 03:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:02 ens3 392.80 254.29 1489.13 60.96 0.00 0.00 0.00 0.00 03:40:02 lo 2.33 2.33 0.23 0.23 0.00 0.00 0.00 0.00 03:41:01 ens3 158.07 132.10 560.53 56.44 0.00 0.00 0.00 0.00 03:41:01 lo 0.95 0.95 0.10 0.10 0.00 0.00 0.00 0.00 03:42:01 ens3 387.05 274.42 2312.18 60.12 0.00 0.00 0.00 0.00 03:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:43:01 ens3 500.52 398.50 348.14 132.94 0.00 0.00 0.00 0.00 03:43:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:44:01 ens3 111.23 93.44 229.40 816.73 0.00 0.00 0.00 0.00 03:44:01 lo 2.00 2.00 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 310.43 230.87 989.24 226.03 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19953) 04/02/24 _x86_64_ (4 CPU) 03:38:59 LINUX RESTART (4 CPU) 03:39:01 CPU %user %nice %system %iowait %steal %idle 03:40:02 all 18.64 0.00 2.79 8.46 0.09 70.01 03:40:02 0 31.56 0.00 3.05 12.55 0.10 52.75 03:40:02 1 19.99 0.00 2.45 1.51 0.08 75.96 03:40:02 2 12.66 0.00 3.38 2.20 0.10 81.66 03:40:02 3 10.39 0.00 2.23 17.61 0.07 69.70 03:41:01 all 21.05 0.00 1.74 3.71 0.10 73.40 03:41:01 0 37.65 0.00 3.22 6.91 0.14 52.09 03:41:01 1 20.05 0.00 1.77 0.60 0.07 77.52 03:41:01 2 15.40 0.00 1.12 0.68 0.09 82.71 03:41:01 3 11.12 0.00 0.87 6.64 0.10 81.27 03:42:01 all 50.14 0.00 2.73 1.90 0.13 45.10 03:42:01 0 51.68 0.00 2.34 5.02 0.13 40.83 03:42:01 1 54.26 0.00 3.54 0.40 0.13 41.66 03:42:01 2 45.53 0.00 2.69 1.80 0.12 49.87 03:42:01 3 49.11 0.00 2.34 0.40 0.13 48.02 03:43:01 all 59.05 0.00 2.82 0.82 0.12 37.19 03:43:01 0 55.14 0.00 2.97 3.11 0.12 38.67 03:43:01 1 60.84 0.00 2.36 0.02 0.13 36.66 03:43:01 2 53.06 0.00 3.47 0.12 0.12 43.24 03:43:01 3 67.16 0.00 2.50 0.03 0.12 30.19 03:44:01 all 21.48 0.00 1.04 1.83 0.05 75.60 03:44:01 0 14.61 0.00 1.15 2.52 0.05 81.67 03:44:01 1 5.66 0.00 0.72 0.00 0.02 93.61 03:44:01 2 28.75 0.00 1.02 2.36 0.05 67.82 03:44:01 3 36.95 0.00 1.27 2.42 0.08 59.28 Average: all 34.10 0.00 2.22 3.34 0.10 60.24 Average: 0 38.10 0.00 2.54 6.01 0.11 53.24 Average: 1 32.16 0.00 2.17 0.50 0.09 65.08 Average: 2 31.13 0.00 2.34 1.43 0.09 65.00 Average: 3 35.02 0.00 1.84 5.42 0.10 57.62