---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6664 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 8.7G 11G 45% / 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 457 4217 0 3301 7220 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:f0:25:69 brd ff:ff:ff:ff:ff:ff inet 10.32.6.194/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86004sec preferred_lft 86004sec inet6 fe80::f816:3eff:fef0:2569/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6664) 07/25/26 _x86_64_ (4 CPU) 11:16:46 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 101.00 29.23 71.77 960.51 6160.72 11:19:01 72.94 29.58 43.36 1635.46 8295.15 11:20:01 54.57 0.18 54.38 2.53 35744.89 11:21:01 9.87 0.00 9.87 0.00 393.13 11:22:01 44.76 3.12 41.64 135.84 8694.68 11:23:01 25.62 0.68 24.94 77.69 4880.49 Average: 51.46 10.46 40.99 468.64 10695.22 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 5848340 7407704 2319080 28.39 46820 1684428 716252 7.77 628244 1509648 176920 11:19:01 5526540 7299296 2640880 32.33 58228 1875668 839868 9.11 735576 1702308 154188 11:20:01 4594824 7292828 3572596 43.74 60256 2785408 783088 8.50 732432 2610592 1924 11:21:01 4577548 7283220 3589872 43.95 62212 2790176 791056 8.58 743308 2614436 1364 11:22:01 4347676 7408676 3819744 46.77 66896 3133544 675236 7.33 636012 2937492 112376 11:23:01 4346044 7418892 3821376 46.79 68936 3142820 663768 7.20 632440 2940996 10648 Average: 4873495 7351769 3293925 40.33 60558 2568674 744878 8.08 684669 2385912 76237 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 11:18:01 ens3 412.65 217.01 1264.47 59.06 0.00 0.00 0.00 0.00 11:19:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 11:19:01 ens3 89.09 72.50 534.70 15.12 0.00 0.00 0.00 0.00 11:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:20:01 ens3 567.93 348.17 15244.40 30.51 0.00 0.00 0.00 0.00 11:21:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:21:01 ens3 58.44 83.99 74.82 13.63 0.00 0.00 0.00 0.00 11:22:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:22:01 ens3 642.41 580.99 4110.26 71.89 0.00 0.00 0.00 0.00 11:23:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 11:23:01 ens3 12.03 11.91 9.88 5.79 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 297.08 219.09 3539.89 32.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6664) 07/25/26 _x86_64_ (4 CPU) 11:16:46 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 23.50 0.00 1.66 2.86 1.23 70.75 11:18:01 0 12.72 0.00 0.78 0.22 0.62 85.66 11:18:01 1 48.79 0.00 3.19 3.58 2.06 42.38 11:18:01 2 17.52 0.00 1.52 5.28 1.37 74.33 11:18:01 3 14.94 0.00 1.17 2.37 0.88 80.64 11:19:01 all 22.96 0.00 1.29 1.78 1.13 72.84 11:19:01 0 43.82 0.00 1.97 0.72 1.42 52.08 11:19:01 1 19.71 0.00 1.13 1.56 1.25 76.36 11:19:01 2 10.11 0.00 0.83 3.18 0.85 85.03 11:19:01 3 18.26 0.00 1.20 1.62 1.02 77.90 11:20:01 all 11.32 0.00 1.05 1.40 0.56 85.66 11:20:01 0 10.61 0.00 1.75 0.70 0.35 86.58 11:20:01 1 10.41 0.00 1.60 1.58 0.57 85.84 11:20:01 2 18.69 0.00 0.28 0.50 0.72 79.81 11:20:01 3 5.56 0.00 0.57 2.85 0.63 90.39 11:21:01 all 4.09 0.00 0.33 0.03 0.19 95.36 11:21:01 0 3.74 0.00 0.32 0.08 0.15 95.71 11:21:01 1 3.73 0.00 0.53 0.00 0.13 95.60 11:21:01 2 5.48 0.00 0.07 0.00 0.22 94.24 11:21:01 3 3.41 0.00 0.40 0.02 0.27 95.91 11:22:01 all 17.12 0.00 1.60 0.61 0.90 79.78 11:22:01 0 23.03 0.00 2.22 0.87 0.90 72.98 11:22:01 1 14.28 0.00 1.50 0.88 0.83 82.50 11:22:01 2 12.99 0.00 1.26 0.28 0.75 84.72 11:22:01 3 18.18 0.00 1.46 0.38 1.09 78.90 11:23:01 all 19.09 0.00 0.93 0.83 0.79 78.36 11:23:01 0 24.23 0.00 1.30 2.21 0.75 71.51 11:23:01 1 36.81 0.00 0.92 1.05 1.18 60.04 11:23:01 2 5.35 0.00 0.47 0.02 0.30 93.87 11:23:01 3 10.04 0.00 1.03 0.07 0.95 87.91 Average: all 16.35 0.00 1.14 1.25 0.80 80.45 Average: 0 19.70 0.00 1.39 0.80 0.70 77.42 Average: 1 22.29 0.00 1.48 1.44 1.00 73.78 Average: 2 11.69 0.00 0.74 1.54 0.70 85.33 Average: 3 11.73 0.00 0.97 1.22 0.81 85.28