---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7126 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 7.5G 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 469 5412 0 2093 7227 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:46:04:a8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.38/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe46:4a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7126) 10/22/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 167.74 84.85 82.89 4938.78 40103.60 19:15:01 61.36 6.95 54.41 206.10 9551.47 19:16:01 69.19 11.98 57.21 490.72 7957.07 19:17:01 22.68 0.83 21.85 55.46 4419.53 Average: 80.24 26.15 54.09 1422.76 15507.92 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6036156 7427056 2131264 26.09 36428 1534748 688852 7.47 574836 1394988 71952 19:15:01 5797404 7454392 2370016 29.02 56076 1764640 809924 8.79 553328 1620908 135120 19:16:01 5509256 7359660 2658164 32.55 62676 1946760 731420 7.94 740272 1712392 103860 19:17:01 5568768 7424172 2598652 31.82 64744 1949168 656928 7.13 684216 1708588 9472 Average: 5727896 7416320 2439524 29.87 54981 1798829 721781 7.83 638163 1609219 80101 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 377.74 213.08 1241.75 64.96 0.00 0.00 0.00 0.00 19:14:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 78.45 52.24 704.16 19.73 0.00 0.00 0.00 0.00 19:15:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 19:16:01 ens3 233.81 256.22 1241.86 46.85 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 19:17:01 ens3 53.37 56.77 35.05 534.66 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 185.84 144.58 805.70 166.55 0.00 0.00 0.00 0.00 Average: lo 1.29 1.29 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7126) 10/22/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.02 0.00 2.82 5.06 1.25 68.86 19:14:01 0 34.42 0.00 2.65 2.18 1.50 59.25 19:14:01 1 13.26 0.00 1.55 6.93 0.73 77.52 19:14:01 2 15.43 0.00 1.40 2.50 1.32 79.34 19:14:01 3 24.97 0.00 5.68 8.62 1.42 59.31 19:15:01 all 22.05 0.00 1.52 1.60 1.01 73.81 19:15:01 0 38.75 0.00 1.88 0.68 1.15 57.54 19:15:01 1 22.96 0.00 1.55 0.53 0.87 74.10 19:15:01 2 14.41 0.00 1.31 1.95 1.21 81.12 19:15:01 3 12.16 0.00 1.36 3.24 0.81 82.42 19:16:01 all 39.82 0.00 1.93 0.86 2.54 54.85 19:16:01 0 34.00 0.00 1.10 0.22 2.06 62.62 19:16:01 1 35.93 0.00 1.74 0.56 2.57 59.20 19:16:01 2 34.25 0.00 2.09 1.50 2.38 59.78 19:16:01 3 55.05 0.00 2.78 1.16 3.17 37.84 19:17:01 all 21.05 0.00 1.09 0.66 1.10 76.10 19:17:01 0 12.70 0.00 0.93 0.10 0.48 85.79 19:17:01 1 5.76 0.00 0.54 0.05 1.39 92.26 19:17:01 2 46.75 0.00 1.33 0.70 1.51 49.71 19:17:01 3 19.12 0.00 1.54 1.79 1.00 76.55 Average: all 26.24 0.00 1.84 2.04 1.47 68.41 Average: 0 29.97 0.00 1.64 0.80 1.30 66.30 Average: 1 19.47 0.00 1.35 2.01 1.39 75.78 Average: 2 27.70 0.00 1.53 1.66 1.60 67.50 Average: 3 27.84 0.00 2.84 3.69 1.60 64.03