---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-75887 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 9.3G 69G 13% / 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 542 12064 0 3432 15167 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:96:42:dd brd ff:ff:ff:ff:ff:ff inet 10.30.107.0/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85980sec preferred_lft 85980sec inet6 fe80::f816:3eff:fe96:42dd/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-75887) 11/15/23 _x86_64_ (4 CPU) 03:15:27 LINUX RESTART (4 CPU) 03:16:01 tps rtps wtps bread/s bwrtn/s 03:17:01 102.47 13.71 88.75 989.17 41164.47 03:18:01 248.89 11.24 237.66 240.79 30630.00 03:19:01 724.20 10.65 713.55 994.23 37937.28 03:20:01 17.16 1.37 15.80 51.86 1651.32 03:21:01 10.15 0.02 10.13 4.27 662.18 03:22:01 32.49 8.82 23.68 1117.28 1469.49 Average: 189.23 7.63 181.60 566.20 18920.57 03:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:17:01 13973776 15613356 2451192 14.92 60520 1780508 757960 4.34 619552 1617152 164452 03:18:01 13049288 15070836 3375680 20.55 86992 2114108 1369640 7.84 1187336 1927124 130776 03:19:01 11607960 14603752 4817008 29.33 166636 2865956 1974052 11.30 1777776 2615408 28304 03:20:01 11805032 14822316 4619936 28.13 166760 2886676 1622580 9.29 1581644 2616864 12044 03:21:01 11232512 14253024 5192456 31.61 166864 2886828 2128208 12.18 2145760 2614312 52 03:22:01 12384552 15551096 4040416 24.60 170472 3025916 762996 4.37 882676 2737852 120116 Average: 12342187 14985730 4082781 24.86 136374 2593332 1435906 8.22 1365791 2354785 75957 03:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:17:01 ens3 49.09 33.04 813.46 5.79 0.00 0.00 0.00 0.00 03:17:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 03:18:01 ens3 765.52 593.12 1881.39 198.54 0.00 0.00 0.00 0.00 03:18:01 lo 3.93 3.93 0.73 0.73 0.00 0.00 0.00 0.00 03:19:01 ens3 2674.29 2075.22 1918.73 625.24 0.00 0.00 0.00 0.00 03:19:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:20:01 ens3 60.61 41.53 22.77 20.27 0.00 0.00 0.00 0.00 03:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 03:21:01 ens3 65.03 40.84 38.95 31.84 0.00 0.00 0.00 0.00 03:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 ens3 93.22 77.27 153.57 26.84 0.00 0.00 0.00 0.00 03:22:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 617.97 476.84 804.97 151.42 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.16 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-75887) 11/15/23 _x86_64_ (4 CPU) 03:15:27 LINUX RESTART (4 CPU) 03:16:01 CPU %user %nice %system %iowait %steal %idle 03:17:01 all 15.16 0.00 1.25 12.69 0.05 70.86 03:17:01 0 12.02 0.00 0.99 37.38 0.03 49.58 03:17:01 1 9.79 0.00 0.87 7.56 0.07 81.71 03:17:01 2 25.43 0.00 1.89 4.33 0.07 68.28 03:17:01 3 13.38 0.00 1.22 1.54 0.03 83.82 03:18:01 all 26.83 0.00 4.01 7.73 0.09 61.34 03:18:01 0 27.35 0.00 2.62 4.53 0.08 65.41 03:18:01 1 22.93 0.00 4.21 16.23 0.08 56.55 03:18:01 2 21.69 0.00 4.14 4.64 0.08 69.44 03:18:01 3 35.32 0.00 5.09 5.55 0.08 53.96 03:19:01 all 20.91 0.00 9.97 13.76 0.11 55.25 03:19:01 0 11.39 0.00 10.18 25.15 0.10 53.18 03:19:01 1 29.92 0.00 10.33 13.00 0.14 46.62 03:19:01 2 16.92 0.00 11.42 10.35 0.10 61.21 03:19:01 3 25.34 0.00 7.91 6.61 0.12 60.02 03:20:01 all 23.85 0.00 1.86 0.24 0.05 74.00 03:20:01 0 9.68 0.00 1.26 0.53 0.05 88.47 03:20:01 1 22.13 0.00 1.97 0.32 0.05 75.53 03:20:01 2 17.08 0.00 1.54 0.03 0.05 81.30 03:20:01 3 46.53 0.00 2.65 0.05 0.07 50.70 03:21:01 all 31.79 0.00 0.78 0.10 0.10 67.24 03:21:01 0 25.66 0.00 0.99 0.33 0.08 72.93 03:21:01 1 54.92 0.00 0.69 0.07 0.10 44.23 03:21:01 2 22.58 0.00 0.74 0.00 0.08 76.60 03:21:01 3 23.98 0.00 0.70 0.02 0.08 75.22 03:22:01 all 27.21 0.00 1.23 0.47 0.07 71.03 03:22:01 0 15.68 0.00 0.97 0.53 0.05 82.76 03:22:01 1 36.93 0.00 1.38 1.02 0.08 60.58 03:22:01 2 21.64 0.00 1.18 0.12 0.07 77.00 03:22:01 3 34.56 0.00 1.37 0.22 0.08 63.77 Average: all 24.30 0.00 3.16 5.81 0.08 66.65 Average: 0 16.97 0.00 2.82 11.36 0.07 68.79 Average: 1 29.45 0.00 3.23 6.34 0.09 60.90 Average: 2 20.90 0.00 3.46 3.22 0.08 72.34 Average: 3 29.86 0.00 3.15 2.32 0.08 64.59