---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13667 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 7.9G 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 482 4988 0 2505 7206 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:f7:af:31 brd ff:ff:ff:ff:ff:ff inet 10.32.7.235/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fef7:af31/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-13667) 09/26/26 _x86_64_ (4 CPU) 23:17:54 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 161.69 55.61 106.08 3630.73 43284.14 23:20:01 105.02 38.55 66.46 2316.08 14135.23 23:21:01 22.60 11.16 11.43 803.47 7191.87 Average: 96.39 35.09 61.30 2249.72 21578.42 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 5903764 7477672 2263656 27.72 49768 1694252 621112 6.74 509552 1571948 197360 23:20:01 5323572 7263052 2843848 34.82 61968 2034548 816060 8.85 766000 1868076 109140 23:21:01 5167448 7423664 2999972 36.73 67548 2336576 628232 6.82 712548 2059412 191012 Average: 5464928 7388129 2702492 33.09 59761 2021792 688468 7.47 662700 1833145 165837 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 ens3 334.98 227.23 1748.20 65.74 0.00 0.00 0.00 0.00 23:19:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 23:20:01 ens3 147.81 143.26 2288.89 24.84 0.00 0.00 0.00 0.00 23:20:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 23:21:01 ens3 170.55 165.14 2678.39 27.71 0.00 0.00 0.00 0.00 23:21:01 lo 119.65 119.65 36.26 36.26 0.00 0.00 0.00 0.00 Average: ens3 218.17 178.74 2238.21 39.51 0.00 0.00 0.00 0.00 Average: lo 40.84 40.84 12.23 12.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-13667) 09/26/26 _x86_64_ (4 CPU) 23:17:54 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 21.29 0.00 1.86 4.82 0.06 71.97 23:19:02 0 23.11 0.00 1.72 2.54 0.05 72.58 23:19:02 1 11.70 0.00 1.77 6.24 0.03 80.26 23:19:02 2 31.02 0.00 2.18 6.68 0.08 60.04 23:19:02 3 19.45 0.00 1.81 3.81 0.07 74.87 23:20:01 all 16.71 0.00 1.07 2.13 0.06 80.03 23:20:01 0 24.27 0.00 1.19 1.48 0.05 73.01 23:20:01 1 14.85 0.00 1.19 3.78 0.07 80.12 23:20:01 2 20.31 0.00 1.50 3.18 0.09 74.92 23:20:01 3 7.40 0.00 0.39 0.09 0.03 92.09 23:21:01 all 42.62 0.00 1.67 0.25 0.10 55.35 23:21:01 0 42.42 0.00 1.69 0.28 0.10 55.51 23:21:01 1 39.87 0.00 1.62 0.12 0.10 58.30 23:21:01 2 44.84 0.00 2.04 0.49 0.10 52.53 23:21:01 3 43.38 0.00 1.35 0.12 0.10 55.05 Average: all 26.92 0.00 1.54 2.41 0.08 69.06 Average: 0 29.96 0.00 1.53 1.43 0.07 67.01 Average: 1 22.15 0.00 1.53 3.39 0.07 72.87 Average: 2 32.13 0.00 1.91 3.45 0.09 62.43 Average: 3 23.50 0.00 1.19 1.35 0.07 73.90