---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-780 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: 2800.022 BogoMIPS: 5600.04 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 7.7G 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 411 1238 0 2294 3266 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:9a:8c:47 brd ff:ff:ff:ff:ff:ff inet 10.32.7.136/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86043sec preferred_lft 86043sec inet6 fe80::f816:3eff:fe9a:8c47/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-780) 02/03/24 _x86_64_ (4 CPU) 23:17:48 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 110.10 64.26 45.83 4446.38 7069.38 23:20:01 78.70 29.57 49.13 1651.25 9734.35 23:21:01 20.96 0.00 20.96 0.00 2605.97 23:22:01 32.48 9.13 23.35 672.95 3000.83 23:23:01 37.33 5.30 32.03 162.24 2867.66 Average: 55.84 21.63 34.21 1385.78 5040.06 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 1789084 3361656 2249560 55.70 48544 1680244 616112 12.11 556772 1520560 142680 23:20:01 1479388 3238148 2559256 63.37 58576 1848072 730732 14.36 699296 1672128 65628 23:21:01 1465276 3229824 2573368 63.72 59212 1852472 734684 14.44 708992 1675468 1356 23:22:01 566320 2440700 3472324 85.98 62048 1955720 1437212 28.25 1526356 1745600 7272 23:23:01 1256544 3320376 2782100 68.89 66292 2135784 634264 12.47 727400 1846132 115372 Average: 1311322 3118141 2727322 67.53 58934 1894458 830601 16.33 843763 1691978 66462 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 23:19:02 ens3 375.11 228.84 1418.00 62.45 0.00 0.00 0.00 0.00 23:20:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 23:20:01 ens3 120.08 111.78 897.51 23.27 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:21:01 ens3 54.87 79.09 72.08 12.66 0.00 0.00 0.00 0.00 23:22:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 23:22:01 ens3 236.79 277.72 1369.77 41.90 0.00 0.00 0.00 0.00 23:23:01 lo 120.78 120.78 36.44 36.44 0.00 0.00 0.00 0.00 23:23:01 ens3 226.26 251.04 1128.92 44.17 0.00 0.00 0.00 0.00 Average: lo 24.96 24.96 7.38 7.38 0.00 0.00 0.00 0.00 Average: ens3 202.91 189.96 977.54 36.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-780) 02/03/24 _x86_64_ (4 CPU) 23:17:48 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 22.06 0.00 1.73 2.94 0.05 73.21 23:19:02 0 5.66 0.00 1.29 5.28 0.05 87.73 23:19:02 1 18.29 0.00 1.65 3.09 0.03 76.93 23:19:02 2 37.28 0.00 2.22 2.34 0.07 58.10 23:19:02 3 27.01 0.00 1.77 1.09 0.05 70.08 23:20:01 all 17.79 0.00 1.00 1.47 0.05 79.70 23:20:01 0 7.99 0.00 0.51 0.94 0.03 90.52 23:20:01 1 19.03 0.00 1.21 1.22 0.05 78.49 23:20:01 2 13.22 0.00 0.51 2.89 0.03 83.35 23:20:01 3 30.87 0.00 1.75 0.82 0.08 66.48 23:21:01 all 4.81 0.00 0.23 0.23 0.02 94.71 23:21:01 0 2.55 0.00 0.15 0.00 0.02 97.29 23:21:01 1 2.39 0.00 0.22 0.72 0.02 96.66 23:21:01 2 5.34 0.00 0.37 0.10 0.02 94.18 23:21:01 3 8.98 0.00 0.18 0.12 0.02 90.70 23:22:01 all 23.55 0.00 0.93 0.24 0.06 75.22 23:22:01 0 24.35 0.00 0.87 0.55 0.05 74.18 23:22:01 1 21.44 0.00 0.77 0.07 0.05 77.67 23:22:01 2 24.20 0.00 0.75 0.22 0.05 74.78 23:22:01 3 24.24 0.00 1.29 0.13 0.08 74.26 23:23:01 all 28.70 0.00 1.35 0.26 0.08 69.61 23:23:01 0 34.77 0.00 1.32 0.33 0.08 63.50 23:23:01 1 27.36 0.00 1.42 0.07 0.08 71.07 23:23:01 2 29.14 0.00 1.24 0.07 0.08 69.47 23:23:01 3 23.51 0.00 1.41 0.62 0.07 74.40 Average: all 19.39 0.00 1.05 1.03 0.05 78.49 Average: 0 15.09 0.00 0.83 1.42 0.05 82.61 Average: 1 17.69 0.00 1.05 1.03 0.05 80.18 Average: 2 21.86 0.00 1.02 1.12 0.05 75.96 Average: 3 22.89 0.00 1.28 0.55 0.06 75.22