---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4784 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: 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 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 420 1247 0 2275 3257 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:06:12:9d brd ff:ff:ff:ff:ff:ff inet 10.32.6.160/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85975sec preferred_lft 85975sec inet6 fe80::f816:3eff:fe06:129d/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-4784) 03/16/24 _x86_64_ (4 CPU) 23:17:52 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 118.18 67.17 51.01 4522.31 26745.94 23:20:01 75.50 29.64 45.86 1674.56 8507.98 23:21:01 25.65 0.03 25.61 0.53 4175.04 23:22:01 7.31 0.00 7.31 0.00 248.18 23:23:01 36.18 10.56 25.61 721.35 3076.29 23:24:01 34.46 3.87 30.59 113.98 2868.86 Average: 49.47 18.51 30.96 1170.69 7600.99 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 1803868 3327400 2234776 55.33 40072 1644452 644844 12.68 607920 1465564 104976 23:20:01 1564312 3283916 2474332 61.27 56596 1812168 711164 13.98 650828 1637876 87880 23:21:01 1466064 3217684 2572580 63.70 57808 1841768 733988 14.43 719028 1665732 1392 23:22:01 1456248 3212856 2582396 63.94 59220 1844940 733988 14.43 724872 1668256 1396 23:23:01 610912 2477456 3427732 84.87 61764 1948672 1398608 27.49 1493196 1733472 3636 23:24:01 1273196 3326052 2765448 68.47 66052 2125536 617896 12.15 720852 1836740 109320 Average: 1362433 3140894 2676211 66.27 56919 1869589 806748 15.86 819449 1667940 51433 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 23:19:02 ens3 354.74 215.78 1330.56 60.01 0.00 0.00 0.00 0.00 23:20:01 lo 1.90 1.90 0.18 0.18 0.00 0.00 0.00 0.00 23:20:01 ens3 73.17 48.67 402.27 16.02 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 79.29 97.12 484.72 14.34 0.00 0.00 0.00 0.00 23:22:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 23:22:01 ens3 43.42 62.31 48.65 9.93 0.00 0.00 0.00 0.00 23:23:01 lo 5.77 5.77 2.03 2.03 0.00 0.00 0.00 0.00 23:23:01 ens3 211.43 251.41 1344.80 35.48 0.00 0.00 0.00 0.00 23:24:01 lo 117.31 117.31 34.53 34.53 0.00 0.00 0.00 0.00 23:24:01 ens3 225.53 250.21 1124.15 41.92 0.00 0.00 0.00 0.00 Average: lo 21.14 21.14 6.16 6.16 0.00 0.00 0.00 0.00 Average: ens3 164.85 154.54 790.25 29.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4784) 03/16/24 _x86_64_ (4 CPU) 23:17:52 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 24.16 0.00 2.09 2.82 0.22 70.72 23:19:02 0 11.95 0.00 1.68 0.85 0.20 85.32 23:19:02 1 17.86 0.00 1.62 1.42 0.13 78.96 23:19:02 2 27.62 0.00 2.12 6.80 0.28 63.18 23:19:02 3 39.22 0.00 2.94 2.22 0.25 55.37 23:20:01 all 22.74 0.00 1.25 1.84 0.14 74.03 23:20:01 0 16.79 0.00 0.72 0.80 0.10 81.59 23:20:01 1 22.11 0.00 1.14 0.73 0.14 75.89 23:20:01 2 15.38 0.00 0.83 4.65 0.14 79.00 23:20:01 3 36.63 0.00 2.29 1.17 0.17 59.74 23:21:01 all 8.31 0.00 0.44 0.31 0.14 90.79 23:21:01 0 5.26 0.00 0.42 0.00 0.10 94.23 23:21:01 1 7.83 0.00 0.62 1.00 0.13 90.42 23:21:01 2 13.30 0.00 0.37 0.27 0.20 85.87 23:21:01 3 6.91 0.00 0.38 0.00 0.12 92.59 23:22:01 all 3.13 0.00 0.17 0.05 0.08 96.57 23:22:01 0 0.12 0.00 0.00 0.00 0.02 99.87 23:22:01 1 4.36 0.00 0.10 0.13 0.07 95.34 23:22:01 2 5.59 0.00 0.47 0.08 0.15 93.71 23:22:01 3 2.44 0.00 0.10 0.00 0.10 97.36 23:23:01 all 32.59 0.00 1.10 0.34 0.27 65.70 23:23:01 0 34.61 0.00 1.05 0.18 0.20 63.95 23:23:01 1 26.01 0.00 1.04 0.59 0.30 72.06 23:23:01 2 35.69 0.00 0.70 0.10 0.20 63.31 23:23:01 3 34.06 0.00 1.61 0.50 0.33 63.50 23:24:01 all 30.44 0.00 1.52 0.33 0.37 67.34 23:24:01 0 33.23 0.00 1.95 0.22 0.38 64.22 23:24:01 1 33.59 0.00 1.15 1.03 0.40 63.82 23:24:01 2 25.85 0.00 1.36 0.02 0.32 72.46 23:24:01 3 29.13 0.00 1.60 0.03 0.40 68.83 Average: all 20.22 0.00 1.09 0.95 0.20 77.54 Average: 0 16.98 0.00 0.97 0.34 0.17 81.54 Average: 1 18.62 0.00 0.94 0.82 0.20 79.43 Average: 2 20.59 0.00 0.98 1.98 0.21 76.25 Average: 3 24.69 0.00 1.48 0.65 0.23 72.94