---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-17 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: 2800.000 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 475 5322 0 2178 7219 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:3b:e3:91 brd ff:ff:ff:ff:ff:ff inet 10.32.6.12/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe3b:e391/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-17) 04/06/26 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 176.45 95.70 80.75 5156.13 40315.75 14:57:01 81.22 29.89 51.33 1695.70 8402.80 14:58:01 74.22 9.03 65.19 516.58 8293.55 14:59:01 28.01 4.37 23.64 149.95 4983.54 Average: 89.97 34.74 55.23 1879.38 15497.14 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 6029764 7417720 2137648 26.17 36380 1532144 691200 7.50 579880 1395184 67456 14:57:01 5664316 7360552 2503096 30.65 56836 1803972 826316 8.97 656608 1650048 127220 14:58:01 5491432 7424980 2675980 32.76 64784 2026208 662820 7.19 709792 1755396 111684 14:59:01 5419840 7361928 2747572 33.64 67488 2031580 712484 7.73 781800 1754444 10480 Average: 5651338 7391295 2516074 30.81 56372 1848476 723205 7.85 682020 1638768 79210 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 371.35 206.20 1253.58 63.73 0.00 0.00 0.00 0.00 14:56:01 lo 2.07 2.07 0.18 0.18 0.00 0.00 0.00 0.00 14:57:01 ens3 67.91 53.23 712.89 14.59 0.00 0.00 0.00 0.00 14:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 14:58:01 ens3 317.98 364.12 1582.96 64.65 0.00 0.00 0.00 0.00 14:58:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 14:59:01 ens3 52.32 65.13 28.84 609.48 0.00 0.00 0.00 0.00 14:59:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 202.37 172.16 894.51 188.13 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-17) 04/06/26 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 20.68 0.00 3.01 5.75 3.96 66.59 14:56:01 0 31.73 0.00 5.00 10.67 4.10 48.49 14:56:01 1 30.62 0.00 2.69 3.15 4.18 59.36 14:56:01 2 10.05 0.00 2.26 3.45 4.11 80.13 14:56:01 3 10.39 0.00 2.12 5.76 3.46 78.27 14:57:01 all 21.39 0.00 1.49 2.38 2.00 72.73 14:57:01 0 27.81 0.00 2.10 6.75 2.30 61.05 14:57:01 1 16.46 0.00 0.99 0.76 1.84 79.94 14:57:01 2 19.76 0.00 1.11 1.33 1.93 75.87 14:57:01 3 21.57 0.00 1.76 0.68 1.93 74.07 14:58:01 all 43.09 0.00 2.50 0.84 7.88 45.69 14:58:01 0 45.72 0.00 2.19 0.62 7.90 43.57 14:58:01 1 39.35 0.00 2.47 0.74 7.34 50.11 14:58:01 2 37.83 0.00 2.03 1.54 7.69 50.92 14:58:01 3 49.45 0.00 3.30 0.48 8.63 38.14 14:59:01 all 20.50 0.00 0.89 0.99 1.44 76.17 14:59:01 0 4.27 0.00 0.58 0.46 1.09 93.59 14:59:01 1 10.60 0.00 0.53 2.25 0.95 85.66 14:59:01 2 25.52 0.00 1.58 0.97 1.66 70.27 14:59:01 3 41.67 0.00 0.88 0.27 2.06 55.12 Average: all 26.47 0.00 1.98 2.49 3.84 65.22 Average: 0 27.44 0.00 2.47 4.61 3.86 61.62 Average: 1 24.34 0.00 1.68 1.72 3.59 68.67 Average: 2 23.32 0.00 1.75 1.82 3.86 69.24 Average: 3 30.77 0.00 2.02 1.80 4.03 61.37