---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-474841 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 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 458 5373 0 2144 7239 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:01:be:bc brd ff:ff:ff:ff:ff:ff inet 10.32.6.89/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86051sec preferred_lft 86051sec inet6 fe80::f816:3eff:fe01:bebc/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-474841) 07/08/25 _x86_64_ (4 CPU) 23:10:11 LINUX RESTART (4 CPU) 23:11:01 tps rtps wtps bread/s bwrtn/s 23:12:01 43.24 5.13 38.11 71.59 5247.39 23:13:01 73.79 29.83 43.96 1670.39 7809.10 23:14:01 56.39 7.87 48.53 467.92 6587.97 23:15:01 24.23 1.25 22.98 63.85 4746.15 Average: 49.41 11.02 38.39 568.41 6097.60 23:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:12:01 6007388 7519232 2160032 26.45 48660 1636004 596948 6.48 488420 1496252 130988 23:13:01 5617624 7316204 2549796 31.22 57456 1805160 852784 9.25 707032 1648748 101288 23:14:01 5518672 7416084 2648748 32.43 62484 1994356 682156 7.40 717360 1728924 112192 23:15:01 5487676 7395256 2679744 32.81 64400 2002236 701260 7.61 745764 1730860 7976 Average: 5657840 7411694 2509580 30.73 58250 1859439 708287 7.69 664644 1651196 88111 23:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:12:01 ens3 51.54 35.71 643.68 4.65 0.00 0.00 0.00 0.00 23:12:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 23:13:01 ens3 69.09 43.98 416.02 16.62 0.00 0.00 0.00 0.00 23:13:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 23:14:01 ens3 221.63 232.71 1236.41 42.06 0.00 0.00 0.00 0.00 23:14:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 23:15:01 ens3 50.85 61.86 28.20 611.29 0.00 0.00 0.00 0.00 23:15:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 98.28 93.56 581.05 168.67 0.00 0.00 0.00 0.00 Average: lo 0.91 0.91 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-474841) 07/08/25 _x86_64_ (4 CPU) 23:10:11 LINUX RESTART (4 CPU) 23:11:01 CPU %user %nice %system %iowait %steal %idle 23:12:01 all 16.96 0.00 1.35 2.40 3.68 75.62 23:12:01 0 6.11 0.00 0.50 0.07 1.00 92.33 23:12:01 1 38.97 0.00 2.37 1.30 6.67 50.69 23:12:01 2 14.36 0.00 1.30 2.43 3.97 77.95 23:12:01 3 8.28 0.00 1.27 5.76 3.04 81.66 23:13:01 all 18.79 0.00 1.43 3.47 6.53 69.78 23:13:01 0 11.68 0.00 0.89 1.81 4.27 81.36 23:13:01 1 32.70 0.00 1.94 4.48 7.58 53.29 23:13:01 2 5.96 0.00 1.39 4.17 7.55 80.93 23:13:01 3 25.02 0.00 1.46 3.37 6.68 63.47 23:14:01 all 29.12 0.00 2.02 1.43 14.47 52.96 23:14:01 0 27.91 0.00 1.39 0.22 13.76 56.73 23:14:01 1 32.43 0.00 1.86 1.63 14.64 49.44 23:14:01 2 25.29 0.00 2.74 3.10 15.16 53.69 23:14:01 3 30.89 0.00 2.07 0.73 14.30 52.02 23:15:01 all 18.31 0.00 0.97 1.36 4.13 75.23 23:15:01 0 1.04 0.00 0.30 0.03 1.48 97.15 23:15:01 1 13.95 0.00 1.25 0.87 3.36 80.56 23:15:01 2 31.16 0.00 1.38 4.11 7.01 56.34 23:15:01 3 26.85 0.00 0.91 0.36 4.63 67.25 Average: all 20.87 0.00 1.45 2.16 7.27 68.25 Average: 0 11.83 0.00 0.77 0.53 5.21 81.65 Average: 1 29.57 0.00 1.86 2.08 8.13 58.37 Average: 2 19.20 0.00 1.71 3.46 8.49 67.14 Average: 3 22.84 0.00 1.43 2.54 7.23 65.95