---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4522 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 7.7G 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 408 1221 0 2313 3269 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:11:ca:c4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.137/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85999sec preferred_lft 85999sec inet6 fe80::f816:3eff:fe11:cac4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4522) 09/07/24 _x86_64_ (4 CPU) 20:22:52 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 147.23 67.27 79.95 4533.64 7662.72 20:25:01 82.94 29.03 53.91 1622.93 9757.57 20:26:01 10.20 0.02 10.18 0.13 447.53 20:27:01 37.81 10.51 27.30 729.75 3588.74 20:28:01 2.37 0.08 2.28 2.93 170.50 20:29:01 33.61 4.38 29.23 185.84 2736.48 Average: 52.36 18.55 33.81 1179.20 4060.59 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 1834404 3418532 2204248 54.58 50744 1688836 562656 11.06 506020 1528228 159052 20:25:01 1487424 3228732 2551228 63.17 57364 1832284 730704 14.36 709984 1656120 4540 20:26:01 1468644 3217056 2570008 63.64 59188 1836644 734668 14.44 723188 1659736 1676 20:27:01 531896 2406964 3506756 86.83 61844 1956732 1490336 29.30 1566928 1739924 3772 20:28:01 523096 2398512 3515556 87.05 61928 1956820 1515872 29.80 1577084 1737580 40 20:29:01 1295008 3389532 2743644 67.93 66284 2167132 570012 11.20 678488 1860908 154404 Average: 1190079 3009888 2848573 70.53 59559 1906408 934041 18.36 960282 1697083 53914 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 20:24:01 ens3 441.88 271.90 1560.73 71.87 0.00 0.00 0.00 0.00 20:25:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 20:25:01 ens3 141.56 134.88 690.59 30.85 0.00 0.00 0.00 0.00 20:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:26:01 ens3 58.56 84.99 63.17 13.70 0.00 0.00 0.00 0.00 20:27:01 lo 3.27 3.27 1.44 1.44 0.00 0.00 0.00 0.00 20:27:01 ens3 236.91 280.40 1593.63 41.27 0.00 0.00 0.00 0.00 20:28:01 lo 12.68 12.68 3.47 3.47 0.00 0.00 0.00 0.00 20:28:01 ens3 3.57 2.95 0.78 0.85 0.00 0.00 0.00 0.00 20:29:01 lo 14.38 14.38 3.17 3.17 0.00 0.00 0.00 0.00 20:29:01 ens3 300.95 299.58 1132.37 60.08 0.00 0.00 0.00 0.00 Average: lo 5.49 5.49 1.39 1.39 0.00 0.00 0.00 0.00 Average: ens3 197.24 179.12 840.21 36.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4522) 09/07/24 _x86_64_ (4 CPU) 20:22:52 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 21.15 0.00 1.94 4.16 0.06 72.68 20:24:01 0 13.69 0.00 1.82 11.78 0.05 72.66 20:24:01 1 15.14 0.00 1.54 1.32 0.08 81.92 20:24:01 2 35.72 0.00 2.44 2.04 0.08 59.72 20:24:01 3 20.14 0.00 1.94 1.42 0.05 76.45 20:25:01 all 13.38 0.00 0.72 1.50 0.05 84.36 20:25:01 0 7.49 0.00 0.50 1.72 0.03 90.26 20:25:01 1 25.20 0.00 1.29 1.72 0.05 71.74 20:25:01 2 7.62 0.00 0.58 1.94 0.03 89.83 20:25:01 3 13.20 0.00 0.50 0.62 0.05 85.63 20:26:01 all 3.65 0.00 0.22 0.06 0.03 96.05 20:26:01 0 0.57 0.00 0.05 0.13 0.00 99.25 20:26:01 1 6.75 0.00 0.57 0.00 0.05 92.63 20:26:01 2 4.82 0.00 0.05 0.00 0.03 95.10 20:26:01 3 2.47 0.00 0.22 0.08 0.03 97.19 20:27:01 all 26.52 0.00 0.86 0.37 0.06 72.19 20:27:01 0 25.86 0.00 0.84 0.43 0.05 72.82 20:27:01 1 26.52 0.00 0.61 0.18 0.07 72.62 20:27:01 2 28.78 0.00 0.80 0.32 0.05 70.05 20:27:01 3 24.95 0.00 1.19 0.54 0.08 73.24 20:28:01 all 2.52 0.00 0.28 0.02 0.04 97.14 20:28:01 0 2.66 0.00 0.22 0.00 0.02 97.11 20:28:01 1 2.59 0.00 0.30 0.00 0.02 97.09 20:28:01 2 1.90 0.00 0.28 0.02 0.02 97.78 20:28:01 3 2.95 0.00 0.33 0.08 0.05 96.58 20:29:01 all 14.69 0.00 1.04 0.36 0.05 83.86 20:29:01 0 14.18 0.00 0.83 0.02 0.05 84.92 20:29:01 1 22.44 0.00 0.95 0.05 0.05 76.51 20:29:01 2 12.04 0.00 0.78 0.00 0.05 87.12 20:29:01 3 10.04 0.00 1.59 1.37 0.07 86.93 Average: all 13.65 0.00 0.85 1.08 0.05 84.38 Average: 0 10.73 0.00 0.71 2.36 0.03 86.17 Average: 1 16.45 0.00 0.88 0.55 0.05 82.07 Average: 2 15.13 0.00 0.82 0.72 0.04 83.28 Average: 3 12.28 0.00 0.96 0.69 0.06 86.01