---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2176 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 8.0G 12G 42% / 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 474 4840 0 2660 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:bc:4d:a4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.160/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:febc:4da4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2176) 05/30/26 _x86_64_ (4 CPU) 12:27:55 LINUX RESTART (4 CPU) 12:28:02 tps rtps wtps bread/s bwrtn/s 12:29:02 141.48 56.24 85.24 3700.39 41272.07 12:30:01 59.80 2.07 57.74 77.28 9812.44 12:31:01 112.80 37.28 75.52 2093.38 24454.32 12:32:01 27.51 0.68 26.83 77.72 3973.34 Average: 85.27 24.03 61.25 1483.82 19830.45 12:28:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:02 5994564 7420892 2172856 26.60 36652 1569508 691792 7.51 579676 1430628 87464 12:30:01 5778668 7486672 2388752 29.25 57088 1812656 599496 6.50 516228 1673248 143496 12:31:01 5013628 7427992 3153792 38.61 64848 2499016 632748 6.87 670680 2258804 81860 12:32:01 4976144 7402440 3191276 39.07 67424 2508128 672812 7.30 703996 2261788 9476 Average: 5440751 7434499 2726669 33.38 56503 2097327 649212 7.04 617645 1906117 80574 12:28:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:02 ens3 460.77 276.95 1508.19 70.07 0.00 0.00 0.00 0.00 12:29:02 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 12:30:01 ens3 48.13 41.08 406.09 5.42 0.00 0.00 0.00 0.00 12:30:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:31:01 ens3 634.23 515.38 9267.44 83.97 0.00 0.00 0.00 0.00 12:31:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 12:32:01 ens3 12.45 12.68 9.69 6.37 0.00 0.00 0.00 0.00 12:32:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 289.18 211.96 2813.32 41.49 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 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-2176) 05/30/26 _x86_64_ (4 CPU) 12:27:55 LINUX RESTART (4 CPU) 12:28:02 CPU %user %nice %system %iowait %steal %idle 12:29:02 all 21.73 0.00 2.66 4.23 1.06 70.33 12:29:02 0 14.89 0.00 1.07 1.34 0.59 82.11 12:29:02 1 38.56 0.00 3.31 1.00 1.34 55.80 12:29:02 2 24.64 0.00 4.37 4.99 1.34 64.66 12:29:02 3 8.79 0.00 1.88 9.62 0.97 78.73 12:30:01 all 21.12 0.00 1.33 1.47 0.70 75.38 12:30:01 0 14.38 0.00 0.80 0.17 0.41 84.25 12:30:01 1 13.59 0.00 1.05 0.02 0.46 84.89 12:30:01 2 13.20 0.00 1.16 1.49 0.76 83.39 12:30:01 3 43.39 0.00 2.31 4.19 1.19 48.92 12:31:01 all 41.75 0.00 2.74 2.06 2.34 51.11 12:31:01 0 42.21 0.00 3.81 1.05 2.30 50.62 12:31:01 1 36.79 0.00 2.19 2.67 2.16 56.18 12:31:01 2 45.66 0.00 3.24 3.60 2.70 44.79 12:31:01 3 42.36 0.00 1.68 0.92 2.20 52.84 12:32:01 all 21.06 0.00 0.98 0.58 0.67 76.71 12:32:01 0 10.09 0.00 0.62 0.02 0.60 88.67 12:32:01 1 10.68 0.00 0.75 0.03 0.37 88.17 12:32:01 2 55.38 0.00 2.04 2.22 1.49 38.87 12:32:01 3 8.13 0.00 0.52 0.07 0.22 91.07 Average: all 26.46 0.00 1.92 2.08 1.20 68.34 Average: 0 20.45 0.00 1.58 0.64 0.98 76.35 Average: 1 24.90 0.00 1.82 0.94 1.08 71.26 Average: 2 34.83 0.00 2.70 3.07 1.58 57.82 Average: 3 25.68 0.00 1.59 3.67 1.14 67.92