---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-734 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 41% / 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 414 1173 0 2355 3262 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:85:d4:e2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.49/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86091sec preferred_lft 86091sec inet6 fe80::f816:3eff:fe85:d4e2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-734) 02/03/24 _x86_64_ (4 CPU) 15:07:39 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 74.77 18.36 56.41 1028.10 7463.56 15:10:01 72.20 28.98 43.23 1621.86 8404.73 15:11:01 8.78 0.00 8.78 0.00 343.28 15:12:01 48.36 2.25 46.11 116.78 8836.13 Average: 51.03 12.40 38.63 691.68 6261.92 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 1719688 3357916 2318956 57.42 52504 1738728 610844 12.01 563432 1575128 150696 15:10:01 1487316 3244044 2551328 63.17 58636 1845724 714856 14.05 691664 1670188 1124 15:11:01 1473796 3237272 2564848 63.51 60060 1850196 723796 14.23 699156 1673696 1928 15:12:01 1207892 3334180 2830752 70.09 64748 2200112 615880 12.11 635608 1987196 107580 Average: 1472173 3293353 2566471 63.55 58987 1908690 666344 13.10 647465 1726552 65332 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 ens3 79.85 73.25 1084.94 8.78 0.00 0.00 0.00 0.00 15:09:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 15:10:01 ens3 108.58 108.22 613.54 25.76 0.00 0.00 0.00 0.00 15:10:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 15:11:01 ens3 57.82 81.99 71.18 13.20 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:12:01 ens3 645.88 605.25 4128.70 77.10 0.00 0.00 0.00 0.00 15:12:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 223.03 217.18 1474.59 31.21 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-734) 02/03/24 _x86_64_ (4 CPU) 15:07:39 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 20.35 0.00 1.27 2.44 0.04 75.90 15:09:01 0 13.02 0.00 1.02 0.42 0.02 85.53 15:09:01 1 17.55 0.00 1.18 0.42 0.05 80.79 15:09:01 2 9.66 0.00 0.92 8.05 0.02 81.36 15:09:01 3 41.24 0.00 1.99 0.89 0.07 55.81 15:10:01 all 13.58 0.00 0.78 1.10 0.05 84.49 15:10:01 0 11.48 0.00 0.32 0.53 0.03 87.64 15:10:01 1 9.39 0.00 0.57 0.79 0.05 89.20 15:10:01 2 14.35 0.00 1.05 2.86 0.05 81.69 15:10:01 3 19.04 0.00 1.12 0.25 0.03 79.56 15:11:01 all 4.09 0.00 0.23 0.03 0.02 95.64 15:11:01 0 1.70 0.00 0.12 0.00 0.02 98.16 15:11:01 1 6.14 0.00 0.27 0.00 0.03 93.56 15:11:01 2 4.02 0.00 0.38 0.10 0.02 95.48 15:11:01 3 4.49 0.00 0.20 0.00 0.03 95.27 15:12:01 all 13.45 0.00 1.16 0.55 0.05 84.78 15:12:01 0 12.02 0.00 0.77 0.18 0.05 86.98 15:12:01 1 12.41 0.00 0.75 0.00 0.03 86.80 15:12:01 2 13.99 0.00 1.29 1.55 0.07 83.10 15:12:01 3 15.41 0.00 1.85 0.45 0.07 82.22 Average: all 12.87 0.00 0.86 1.03 0.04 85.20 Average: 0 9.56 0.00 0.55 0.28 0.03 89.58 Average: 1 11.38 0.00 0.69 0.30 0.04 87.59 Average: 2 10.50 0.00 0.91 3.14 0.04 85.41 Average: 3 20.04 0.00 1.29 0.40 0.05 78.23