---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1179 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 7.6G 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 474 5404 0 2097 7223 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:fd:26:9d brd ff:ff:ff:ff:ff:ff inet 10.32.7.52/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fefd:269d/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-1179) 12/19/25 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 141.15 57.70 83.46 3663.18 40440.27 19:15:01 66.51 11.68 54.82 244.23 9503.08 19:16:01 63.46 7.03 56.43 447.45 7683.17 19:17:01 22.51 1.10 21.41 65.99 4346.34 Average: 73.41 19.38 54.03 1105.29 15493.93 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5989840 7413912 2177580 26.66 36616 1567336 704276 7.64 588816 1427076 85576 19:15:01 5818676 7481688 2348744 28.76 57104 1769912 604656 6.56 532612 1622100 130784 19:16:01 5528996 7383728 2638424 32.30 62728 1951544 699028 7.58 717072 1717696 103744 19:17:01 5599720 7461632 2567700 31.44 64688 1956044 612932 6.65 645624 1716372 10076 Average: 5734308 7435240 2433112 29.79 55284 1811209 655223 7.11 621031 1620811 82545 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 19:14:01 ens3 431.44 224.34 1419.56 65.69 0.00 0.00 0.00 0.00 19:15:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 19:15:01 ens3 74.10 46.41 469.92 11.82 0.00 0.00 0.00 0.00 19:16:01 lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 19:16:01 ens3 286.67 278.56 1248.38 52.60 0.00 0.00 0.00 0.00 19:17:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 19:17:01 ens3 57.41 58.49 30.65 532.06 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 212.42 151.96 792.17 165.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1179) 12/19/25 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.61 0.00 2.77 4.91 2.30 68.41 19:14:01 0 12.77 0.00 1.86 6.26 2.04 77.07 19:14:01 1 40.76 0.00 2.40 2.85 2.51 51.48 19:14:01 2 23.29 0.00 5.03 5.18 2.46 64.04 19:14:01 3 9.71 0.00 1.79 5.32 2.16 81.02 19:15:01 all 21.38 0.00 1.51 1.93 1.22 73.97 19:15:01 0 16.54 0.00 1.63 2.07 0.88 78.87 19:15:01 1 29.88 0.00 1.27 0.40 1.30 67.16 19:15:01 2 13.53 0.00 1.18 5.05 1.28 78.97 19:15:01 3 25.60 0.00 1.96 0.18 1.43 70.82 19:16:01 all 36.68 0.00 2.00 1.06 4.67 55.60 19:16:01 0 31.01 0.00 1.71 2.65 4.34 60.29 19:16:01 1 44.62 0.00 1.82 0.45 4.52 48.59 19:16:01 2 31.82 0.00 1.55 0.87 4.44 61.32 19:16:01 3 39.21 0.00 2.90 0.25 5.36 52.28 19:17:01 all 21.16 0.00 0.95 0.69 1.31 75.89 19:17:01 0 6.64 0.00 0.94 2.25 1.11 89.06 19:17:01 1 51.45 0.00 1.65 0.40 2.00 44.51 19:17:01 2 1.58 0.00 0.28 0.00 0.47 97.67 19:17:01 3 25.05 0.00 0.93 0.12 1.66 72.25 Average: all 25.22 0.00 1.81 2.14 2.38 68.46 Average: 0 16.74 0.00 1.54 3.31 2.10 76.32 Average: 1 41.69 0.00 1.78 1.02 2.59 52.92 Average: 2 17.55 0.00 2.01 2.78 2.16 75.50 Average: 3 24.91 0.00 1.90 1.47 2.66 69.07