---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4995 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 460 5339 0 2176 7236 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:91:0d:56 brd ff:ff:ff:ff:ff:ff inet 10.32.7.220/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe91:d56/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4995) 07/05/25 _x86_64_ (4 CPU) 12:27:57 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:02 169.52 86.09 83.44 4958.77 40256.37 12:30:01 57.13 4.44 52.69 138.82 8774.92 12:31:01 97.38 33.99 63.39 2007.93 10170.57 12:32:01 23.73 0.68 23.05 77.73 3740.40 Average: 87.07 31.41 55.65 1802.82 15765.19 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:02 6022832 7417636 2144580 26.26 36368 1539288 705368 7.65 585736 1399176 72284 12:30:01 5851080 7493356 2316332 28.36 55960 1751172 605760 6.57 514200 1609840 123236 12:31:01 5504604 7434236 2662808 32.60 63804 2024136 654696 7.10 670908 1786348 80720 12:32:01 5478020 7427600 2689392 32.93 65940 2041616 659072 7.15 684500 1797180 18608 Average: 5714134 7443207 2453278 30.04 55518 1839053 656224 7.12 613836 1648136 73712 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:02 ens3 434.88 241.08 1254.02 66.67 0.00 0.00 0.00 0.00 12:29:02 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 12:30:01 ens3 38.35 29.67 531.33 4.71 0.00 0.00 0.00 0.00 12:30:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 12:31:01 ens3 365.14 363.64 2381.07 65.75 0.00 0.00 0.00 0.00 12:31:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 12:32:01 ens3 11.28 11.80 8.81 5.65 0.00 0.00 0.00 0.00 12:32:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 213.15 162.11 1046.00 35.83 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4995) 07/05/25 _x86_64_ (4 CPU) 12:27:57 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:02 all 21.36 0.00 2.77 5.48 3.70 66.70 12:29:02 0 13.12 0.00 1.89 3.54 2.81 78.64 12:29:02 1 35.18 0.00 2.60 5.06 4.72 52.44 12:29:02 2 18.94 0.00 2.27 8.20 3.85 66.74 12:29:02 3 18.16 0.00 4.30 5.13 3.39 69.02 12:30:01 all 20.47 0.00 1.24 1.81 1.76 74.73 12:30:01 0 7.41 0.00 0.47 0.10 0.63 91.38 12:30:01 1 19.94 0.00 1.00 1.99 1.55 75.52 12:30:01 2 39.26 0.00 2.02 1.21 2.98 54.52 12:30:01 3 15.20 0.00 1.48 3.89 1.87 77.56 12:31:01 all 35.86 0.00 2.16 1.45 7.78 52.74 12:31:01 0 39.10 0.00 1.76 1.02 7.93 50.19 12:31:01 1 43.49 0.00 2.07 1.00 7.83 45.61 12:31:01 2 33.71 0.00 2.50 2.17 7.83 53.79 12:31:01 3 27.21 0.00 2.31 1.64 7.52 61.32 12:32:01 all 19.54 0.00 0.87 0.82 1.28 77.50 12:32:01 0 31.19 0.00 1.17 0.08 1.62 65.94 12:32:01 1 14.59 0.00 0.73 0.10 0.96 83.62 12:32:01 2 20.36 0.00 1.00 1.76 1.54 75.34 12:32:01 3 12.02 0.00 0.57 1.33 0.98 85.10 Average: all 24.38 0.00 1.77 2.39 3.66 67.80 Average: 0 22.84 0.00 1.33 1.20 3.29 71.35 Average: 1 28.42 0.00 1.61 2.04 3.80 64.14 Average: 2 28.04 0.00 1.95 3.35 4.08 62.59 Average: 3 18.21 0.00 2.17 2.99 3.47 73.16