---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10124 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 8.6G 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 570 12954 0 2515 15146 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:e7:4d:d6 brd ff:ff:ff:ff:ff:ff inet 10.30.106.149/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86084sec preferred_lft 86084sec inet6 fe80::f816:3eff:fee7:4dd6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10124) 01/06/24 _x86_64_ (4 CPU) 18:32:59 LINUX RESTART (4 CPU) 18:33:01 tps rtps wtps bread/s bwrtn/s 18:34:02 164.32 78.37 85.95 5499.35 56827.86 18:35:01 147.54 40.04 107.51 2450.56 29160.83 18:36:01 43.89 3.28 40.61 128.78 17985.80 18:37:01 36.88 0.65 36.23 22.13 21255.92 18:38:01 36.83 1.05 35.78 95.98 11071.89 Average: 85.69 24.63 61.06 1636.67 27254.17 18:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:34:02 13937392 15532700 2487576 15.15 60560 1736024 813776 4.66 744652 1530140 180696 18:35:01 12734764 14695344 3690204 22.47 78320 2069508 1516820 8.68 1612888 1836508 91752 18:36:01 12182716 14199136 4242252 25.83 80380 2120320 2057392 11.77 2140112 1853588 37072 18:37:01 12175476 14390968 4249492 25.87 84052 2310328 1690772 9.68 1968768 2021516 23024 18:38:01 13308440 15552068 3116528 18.97 90588 2330400 769948 4.41 831420 2025016 48600 Average: 12867758 14874043 3557210 21.66 78780 2113316 1369742 7.84 1459568 1853354 76229 18:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:34:02 lo 1.80 1.80 0.18 0.18 0.00 0.00 0.00 0.00 18:34:02 ens3 368.77 241.99 1570.88 58.84 0.00 0.00 0.00 0.00 18:35:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 18:35:01 ens3 444.87 322.79 3244.21 84.22 0.00 0.00 0.00 0.00 18:36:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:36:01 ens3 4735.41 3215.28 1385.86 1247.11 0.00 0.00 0.00 0.00 18:37:01 lo 7.83 7.83 0.76 0.76 0.00 0.00 0.00 0.00 18:37:01 ens3 1990.62 1271.92 3221.24 416.67 0.00 0.00 0.00 0.00 18:38:01 lo 6.43 6.43 5.32 5.32 0.00 0.00 0.00 0.00 18:38:01 ens3 193.47 120.80 142.98 44.45 0.00 0.00 0.00 0.00 Average: lo 3.44 3.44 1.28 1.28 0.00 0.00 0.00 0.00 Average: ens3 1550.27 1036.91 1908.63 371.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10124) 01/06/24 _x86_64_ (4 CPU) 18:32:59 LINUX RESTART (4 CPU) 18:33:01 CPU %user %nice %system %iowait %steal %idle 18:34:02 all 19.29 0.00 2.31 6.94 0.06 71.39 18:34:02 0 26.29 0.00 1.87 1.79 0.07 69.98 18:34:02 1 7.27 0.00 1.81 13.83 0.07 77.02 18:34:02 2 13.83 0.00 2.68 9.58 0.05 73.86 18:34:02 3 29.77 0.00 2.89 2.55 0.08 64.70 18:35:01 all 35.54 0.00 2.02 3.25 0.08 59.11 18:35:01 0 30.37 0.00 1.34 1.14 0.05 67.10 18:35:01 1 27.17 0.00 1.17 5.17 0.09 66.40 18:35:01 2 41.83 0.00 2.92 5.34 0.10 49.81 18:35:01 3 42.81 0.00 2.65 1.39 0.08 53.06 18:36:01 all 75.23 0.00 7.63 0.86 0.14 16.13 18:36:01 0 79.84 0.00 5.00 0.05 0.15 14.96 18:36:01 1 63.35 0.00 9.15 1.54 0.13 25.82 18:36:01 2 75.29 0.00 8.61 1.39 0.12 14.59 18:36:01 3 82.47 0.00 7.77 0.44 0.13 9.19 18:37:01 all 58.44 0.00 3.59 0.98 0.10 36.89 18:37:01 0 64.91 0.00 2.80 0.05 0.10 32.14 18:37:01 1 43.78 0.00 3.03 3.21 0.10 49.88 18:37:01 2 56.48 0.00 4.09 0.33 0.10 39.00 18:37:01 3 68.65 0.00 4.47 0.33 0.10 26.44 18:38:01 all 44.06 0.00 1.89 1.32 0.10 52.63 18:38:01 0 36.67 0.00 1.79 0.13 0.08 61.33 18:38:01 1 47.84 0.00 1.97 4.18 0.10 45.90 18:38:01 2 52.89 0.00 1.74 0.67 0.10 44.60 18:38:01 3 38.89 0.00 2.02 0.30 0.10 58.69 Average: all 46.53 0.00 3.49 2.67 0.09 47.22 Average: 0 47.63 0.00 2.56 0.63 0.09 49.08 Average: 1 37.92 0.00 3.43 5.59 0.10 52.97 Average: 2 48.05 0.00 4.01 3.46 0.09 44.39 Average: 3 52.52 0.00 3.96 1.00 0.10 42.42