---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2434 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 7.7G 12G 41% / 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 479 5147 0 2349 7213 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:00:5f:ff brd ff:ff:ff:ff:ff:ff inet 10.32.6.229/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86070sec preferred_lft 86070sec inet6 fe80::f816:3eff:fe00:5fff/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-2434) 01/03/26 _x86_64_ (4 CPU) 23:17:56 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 147.63 65.16 82.47 4267.82 40713.90 23:20:01 84.52 30.14 54.37 1665.19 9114.08 23:21:01 35.78 8.55 27.23 693.35 6726.21 23:22:01 14.26 2.78 11.48 112.78 3688.59 23:23:01 28.51 0.68 27.83 77.72 7715.38 Average: 62.14 21.46 40.68 1363.37 13591.63 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 5947292 7374260 2220128 27.18 37076 1569992 727992 7.90 624356 1430848 87940 23:20:01 5645072 7348928 2522348 30.88 57404 1810360 753888 8.18 670336 1656024 104904 23:21:01 4681040 6584556 3486380 42.69 62972 1998084 1448612 15.72 1468060 1806092 92412 23:22:01 5302244 7403392 2865176 35.08 67108 2186744 662296 7.19 734136 1911296 195044 23:23:01 5303016 7414804 2864404 35.07 69384 2194860 649864 7.05 729624 1914064 8792 Average: 5375733 7225188 2791687 34.18 58789 1952008 848530 9.21 845302 1743665 97818 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 ens3 410.13 241.13 1438.83 66.35 0.00 0.00 0.00 0.00 23:19:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 23:20:01 ens3 64.06 41.46 431.20 11.17 0.00 0.00 0.00 0.00 23:20:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 23:21:01 ens3 206.57 198.37 2647.61 25.81 0.00 0.00 0.00 0.00 23:21:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 23:22:01 ens3 116.58 110.75 1250.23 17.53 0.00 0.00 0.00 0.00 23:22:01 lo 121.23 121.23 36.48 36.48 0.00 0.00 0.00 0.00 23:23:01 ens3 11.40 12.88 9.01 5.86 0.00 0.00 0.00 0.00 23:23:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 161.75 120.92 1155.38 25.34 0.00 0.00 0.00 0.00 Average: lo 24.99 24.99 7.36 7.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2434) 01/03/26 _x86_64_ (4 CPU) 23:17:56 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 23.03 0.00 2.81 4.25 1.24 68.67 23:19:01 0 42.32 0.00 2.68 4.14 1.65 49.21 23:19:01 1 21.28 0.00 1.65 4.67 1.40 71.00 23:19:01 2 14.10 0.00 1.86 5.20 0.85 77.99 23:19:01 3 14.39 0.00 5.00 3.02 1.07 76.52 23:20:01 all 23.37 0.00 1.43 1.84 1.04 72.31 23:20:01 0 36.49 0.00 1.48 1.11 1.46 59.45 23:20:01 1 26.07 0.00 1.83 0.27 1.11 70.72 23:20:01 2 12.54 0.00 1.57 5.52 0.65 79.72 23:20:01 3 18.33 0.00 0.87 0.47 0.93 79.40 23:21:01 all 35.01 0.00 1.38 0.66 2.18 60.78 23:21:01 0 36.14 0.00 1.45 1.22 2.34 58.85 23:21:01 1 38.12 0.00 1.49 0.05 2.00 58.34 23:21:01 2 35.62 0.00 0.97 1.17 2.00 60.24 23:21:01 3 30.17 0.00 1.62 0.18 2.39 65.64 23:22:01 all 36.56 0.00 1.63 0.30 2.29 59.23 23:22:01 0 33.17 0.00 1.99 0.07 2.25 62.52 23:22:01 1 37.17 0.00 1.11 0.05 2.15 59.52 23:22:01 2 36.97 0.00 1.96 0.98 2.33 57.75 23:22:01 3 38.92 0.00 1.43 0.10 2.41 57.14 23:23:01 all 21.41 0.00 1.03 0.67 0.72 76.17 23:23:01 0 4.97 0.00 0.50 0.02 0.66 93.85 23:23:01 1 35.14 0.00 1.28 0.13 0.87 62.58 23:23:01 2 2.20 0.00 0.62 2.44 0.27 94.48 23:23:01 3 43.40 0.00 1.73 0.10 1.07 53.70 Average: all 27.88 0.00 1.66 1.54 1.49 67.43 Average: 0 30.59 0.00 1.62 1.31 1.67 64.81 Average: 1 31.55 0.00 1.47 1.03 1.51 64.43 Average: 2 20.30 0.00 1.39 3.06 1.22 74.03 Average: 3 29.05 0.00 2.13 0.77 1.57 66.47