---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8912 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 8.8G 11G 46% / 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 469 4059 0 3446 7207 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:79:4d:64 brd ff:ff:ff:ff:ff:ff inet 10.32.6.108/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86010sec preferred_lft 86010sec inet6 fe80::f816:3eff:fe79:4d64/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8912) 08/22/26 _x86_64_ (4 CPU) 11:16:52 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 137.09 54.77 82.32 3591.53 40627.11 11:19:01 60.47 5.76 54.71 200.57 9726.74 11:20:01 80.97 24.36 56.61 1484.42 41049.96 11:21:01 9.60 0.00 9.60 0.00 394.60 11:22:01 43.79 2.15 41.64 115.16 8722.16 11:23:01 26.46 0.62 25.85 67.86 4870.92 Average: 59.73 14.61 45.12 909.86 17564.57 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 5992320 7414520 2175092 26.63 36880 1565744 701404 7.61 584644 1427268 85004 11:19:01 5709828 7487188 2457584 30.09 56816 1881868 610612 6.63 513484 1742932 207940 11:20:01 4441256 7285660 3726156 45.62 59828 2930784 764508 8.30 738656 2755628 1952 11:21:01 4422264 7274456 3745148 45.85 61888 2935536 780508 8.47 751648 2759380 1620 11:22:01 4183784 7393648 3983628 48.77 66844 3280724 678804 7.37 649776 3084660 112444 11:23:01 4184604 7406524 3982808 48.76 69052 3290144 670020 7.27 651660 3081284 10612 Average: 4822343 7376999 3345069 40.96 58551 2647467 700976 7.61 648311 2475192 69929 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 ens3 439.26 229.60 1455.08 64.87 0.00 0.00 0.00 0.00 11:18:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 11:19:01 ens3 70.45 65.45 851.32 11.41 0.00 0.00 0.00 0.00 11:19:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 11:20:01 ens3 729.23 439.93 16858.88 41.72 0.00 0.00 0.00 0.00 11:20:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 11:21:01 ens3 53.24 76.10 59.97 14.88 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 11:22:01 ens3 591.92 526.79 4067.81 75.56 0.00 0.00 0.00 0.00 11:22:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 11:23:01 ens3 12.81 12.65 8.55 6.07 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 Average: ens3 316.15 225.09 3883.44 35.75 0.00 0.00 0.00 0.00 Average: lo 0.71 0.71 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8912) 08/22/26 _x86_64_ (4 CPU) 11:16:52 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 22.05 0.00 2.31 4.49 1.38 69.78 11:18:01 0 21.75 0.00 1.90 4.58 1.65 70.12 11:18:01 1 40.69 0.00 2.79 2.74 1.64 52.15 11:18:01 2 9.48 0.00 2.80 6.23 1.13 80.35 11:18:01 3 16.30 0.00 1.73 4.40 1.10 76.46 11:19:01 all 20.80 0.00 1.34 1.45 0.87 75.54 11:19:01 0 10.67 0.00 0.89 0.60 1.01 86.83 11:19:01 1 54.72 0.00 3.18 0.23 1.58 40.28 11:19:01 2 14.54 0.00 0.95 4.87 0.67 78.97 11:19:01 3 3.33 0.00 0.32 0.10 0.23 96.02 11:20:01 all 14.88 0.00 1.49 1.76 0.97 80.89 11:20:01 0 18.69 0.00 2.47 1.88 1.03 75.93 11:20:01 1 13.35 0.00 0.80 1.35 0.88 83.62 11:20:01 2 15.79 0.00 1.62 0.99 0.97 80.63 11:20:01 3 11.68 0.00 1.07 2.85 1.00 83.39 11:21:01 all 4.43 0.00 0.28 0.03 0.24 95.02 11:21:01 0 8.26 0.00 0.10 0.00 0.32 91.32 11:21:01 1 6.02 0.00 0.63 0.00 0.17 93.18 11:21:01 2 1.22 0.00 0.15 0.10 0.32 98.21 11:21:01 3 2.21 0.00 0.20 0.00 0.17 97.42 11:22:01 all 16.22 0.00 1.41 0.43 0.89 81.05 11:22:01 0 13.55 0.00 1.57 0.74 0.72 83.42 11:22:01 1 12.44 0.00 0.95 0.25 0.73 85.63 11:22:01 2 26.94 0.00 2.05 0.35 1.29 69.36 11:22:01 3 11.98 0.00 1.09 0.39 0.79 85.75 11:23:01 all 20.92 0.00 0.99 0.68 0.74 76.67 11:23:01 0 10.99 0.00 0.90 0.02 0.60 87.50 11:23:01 1 18.77 0.00 1.10 0.12 0.77 79.24 11:23:01 2 52.32 0.00 1.40 0.15 1.42 44.71 11:23:01 3 1.63 0.00 0.57 2.43 0.20 95.17 Average: all 16.55 0.00 1.30 1.47 0.85 79.82 Average: 0 13.98 0.00 1.30 1.30 0.89 82.53 Average: 1 24.33 0.00 1.58 0.78 0.96 72.35 Average: 2 20.05 0.00 1.49 2.12 0.97 75.37 Average: 3 7.86 0.00 0.83 1.70 0.58 89.04