---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8328 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 483 5315 0 2176 7211 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:86:00:7e brd ff:ff:ff:ff:ff:ff inet 10.32.7.62/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fe86:7e/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-8328) 03/07/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 148.71 66.89 81.82 4281.82 40043.61 12:49:01 56.18 3.62 52.57 112.76 8812.66 12:50:01 91.17 31.44 59.72 1989.67 7989.07 12:51:01 33.36 6.33 27.03 200.23 5022.23 12:52:01 20.73 0.35 20.38 33.73 1410.03 Average: 70.03 21.73 48.30 1323.60 12655.39 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6042492 7428212 2124928 26.02 35912 1530140 678876 7.37 570196 1391744 67104 12:49:01 5846036 7482252 2321384 28.42 55432 1745620 597928 6.49 521720 1605784 118936 12:50:01 5387744 7189488 2779676 34.03 63300 1897612 1085628 11.78 870168 1701320 6352 12:51:01 5397860 7336176 2769560 33.91 66620 2028616 726760 7.89 807632 1750884 24492 12:52:01 5458808 7400072 2708612 33.16 68564 2028884 674896 7.32 756672 1739480 8392 Average: 5626588 7367240 2540832 31.11 57966 1846174 752818 8.17 705278 1637842 45055 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 12:48:01 ens3 400.00 207.00 1180.53 64.48 0.00 0.00 0.00 0.00 12:49:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:49:01 ens3 43.12 36.42 558.98 5.50 0.00 0.00 0.00 0.00 12:50:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 285.35 320.68 1452.67 56.27 0.00 0.00 0.00 0.00 12:51:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 12:51:01 ens3 177.29 160.11 328.21 624.93 0.00 0.00 0.00 0.00 12:52:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 12:52:01 ens3 12.13 12.31 9.29 6.02 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 183.57 147.30 705.93 151.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8328) 03/07/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 19.75 0.00 2.68 5.33 2.12 70.12 12:48:01 0 9.92 0.00 1.61 4.75 1.57 82.15 12:48:01 1 21.26 0.00 2.06 10.25 2.62 63.81 12:48:01 2 18.01 0.00 4.93 3.77 2.24 71.05 12:48:01 3 29.80 0.00 2.15 2.48 2.04 63.52 12:49:01 all 18.83 0.00 1.19 1.52 1.01 77.44 12:49:01 0 6.00 0.00 0.77 1.10 0.48 91.66 12:49:01 1 14.36 0.00 0.85 2.54 0.63 81.62 12:49:01 2 42.48 0.00 2.30 2.38 1.48 51.35 12:49:01 3 12.58 0.00 0.84 0.08 1.44 85.06 12:50:01 all 36.94 0.00 2.27 1.39 2.75 56.65 12:50:01 0 34.84 0.00 2.02 1.82 2.62 58.69 12:50:01 1 36.05 0.00 2.53 2.45 2.91 56.06 12:50:01 2 36.16 0.00 2.16 0.43 2.79 58.46 12:50:01 3 40.72 0.00 2.38 0.83 2.70 53.37 12:51:01 all 28.77 0.00 1.57 0.92 1.78 66.96 12:51:01 0 18.07 0.00 1.31 1.68 1.51 77.42 12:51:01 1 44.38 0.00 1.71 1.03 1.96 50.92 12:51:01 2 35.52 0.00 1.30 0.62 2.06 60.50 12:51:01 3 17.09 0.00 1.94 0.37 1.58 79.03 12:52:01 all 21.19 0.00 0.97 0.59 0.97 76.28 12:52:01 0 5.61 0.00 0.66 1.71 0.75 91.27 12:52:01 1 33.60 0.00 1.10 0.53 1.26 63.51 12:52:01 2 43.48 0.00 1.75 0.10 1.68 52.99 12:52:01 3 2.03 0.00 0.38 0.02 0.22 97.35 Average: all 25.10 0.00 1.74 1.95 1.73 69.49 Average: 0 14.89 0.00 1.28 2.22 1.39 80.23 Average: 1 29.92 0.00 1.65 3.37 1.88 63.18 Average: 2 35.12 0.00 2.49 1.46 2.05 58.88 Average: 3 20.46 0.00 1.54 0.76 1.59 75.65