---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1797 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: 2799.998 BogoMIPS: 5599.99 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 483 5346 0 2146 7212 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:c3:c3:e1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.109/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fec3:c3e1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1797) 12/27/25 _x86_64_ (4 CPU) 10:25:46 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:01 106.20 35.71 70.49 1248.73 5924.50 10:28:01 74.14 12.35 61.79 243.43 12159.71 10:29:01 57.61 6.47 51.14 460.19 7490.35 Average: 79.31 18.17 61.14 650.78 8524.85 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:01 5835368 7367704 2332044 28.55 44148 1662324 738052 8.01 661924 1492408 152108 10:28:01 5379616 7164460 2787796 34.13 60008 1885512 924264 10.03 856916 1725904 98120 10:29:01 5469140 7375424 2698272 33.04 64780 1999096 696016 7.55 700792 1787120 25836 Average: 5561375 7302529 2606037 31.91 56312 1848977 786111 8.53 739877 1668477 92021 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:01 ens3 361.77 223.10 1470.49 64.78 0.00 0.00 0.00 0.00 10:27:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:28:01 ens3 229.11 198.12 2321.37 34.64 0.00 0.00 0.00 0.00 10:28:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 10:29:01 ens3 201.83 202.98 595.60 46.75 0.00 0.00 0.00 0.00 10:29:01 lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 264.24 208.07 1462.49 48.72 0.00 0.00 0.00 0.00 Average: lo 0.94 0.94 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1797) 12/27/25 _x86_64_ (4 CPU) 10:25:46 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:01 all 25.35 0.00 1.80 2.95 1.24 68.66 10:27:01 0 19.81 0.00 1.83 0.88 1.05 76.43 10:27:01 1 54.47 0.00 2.60 1.30 1.88 39.75 10:27:01 2 18.63 0.00 0.97 0.12 0.92 79.37 10:27:01 3 8.46 0.00 1.80 9.53 1.15 79.06 10:28:01 all 30.18 0.00 1.70 1.43 1.65 65.05 10:28:01 0 32.95 0.00 1.51 1.44 1.86 62.24 10:28:01 1 22.18 0.00 0.90 0.12 1.48 75.33 10:28:01 2 48.29 0.00 2.43 0.13 2.11 47.04 10:28:01 3 17.26 0.00 1.95 4.04 1.12 75.63 10:29:01 all 30.86 0.00 1.53 0.91 1.70 65.00 10:29:01 0 19.54 0.00 0.77 0.07 1.12 78.51 10:29:01 1 46.24 0.00 2.03 0.45 1.93 49.35 10:29:01 2 32.47 0.00 1.48 0.55 2.03 63.48 10:29:01 3 25.16 0.00 1.88 2.55 1.73 68.68 Average: all 28.80 0.00 1.68 1.76 1.53 66.24 Average: 0 24.11 0.00 1.37 0.80 1.34 72.38 Average: 1 40.94 0.00 1.84 0.62 1.76 54.83 Average: 2 33.14 0.00 1.62 0.27 1.69 63.29 Average: 3 16.96 0.00 1.88 5.37 1.33 74.45