---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10592 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 7.7G 12G 41% / 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 452 5173 0 2349 7239 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:ab:ff:62 brd ff:ff:ff:ff:ff:ff inet 10.32.7.17/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86038sec preferred_lft 86038sec inet6 fe80::f816:3eff:feab:ff62/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10592) 11/29/25 _x86_64_ (4 CPU) 23:18:00 LINUX RESTART (4 CPU) 23:19:01 tps rtps wtps bread/s bwrtn/s 23:20:01 56.93 0.22 56.71 26.66 9643.32 23:21:01 62.78 30.12 32.66 1645.32 8057.31 23:22:01 19.03 10.23 8.80 773.61 3563.75 23:23:01 25.67 1.52 24.16 102.37 7223.46 Average: 41.10 10.52 30.58 636.99 7121.96 23:19:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:01 5817028 7417400 2350392 28.78 53316 1716196 706236 7.66 592948 1571280 93308 23:21:01 5472060 7274292 2695360 33.00 61000 1901600 840684 9.12 746208 1744676 21192 23:22:01 4490428 6398816 3676992 45.02 63236 2001840 1602076 17.38 1676864 1782900 1156 23:23:01 5305044 7416444 2862376 35.05 68220 2195492 680484 7.38 723268 1917292 23092 Average: 5271140 7126738 2896280 35.46 61443 1953782 957370 10.39 934822 1754037 34687 23:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:01 ens3 60.81 47.62 679.38 5.72 0.00 0.00 0.00 0.00 23:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:21:01 ens3 145.22 117.06 1604.63 23.69 0.00 0.00 0.00 0.00 23:21:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:22:01 ens3 97.83 88.27 1218.59 10.64 0.00 0.00 0.00 0.00 23:22:01 lo 86.70 86.70 32.14 32.14 0.00 0.00 0.00 0.00 23:23:01 ens3 134.64 112.43 1261.94 20.53 0.00 0.00 0.00 0.00 23:23:01 lo 34.64 34.64 4.33 4.33 0.00 0.00 0.00 0.00 Average: ens3 109.63 91.34 1191.14 15.15 0.00 0.00 0.00 0.00 Average: lo 30.74 30.74 9.16 9.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10592) 11/29/25 _x86_64_ (4 CPU) 23:18:00 LINUX RESTART (4 CPU) 23:19:01 CPU %user %nice %system %iowait %steal %idle 23:20:01 all 19.28 0.00 1.30 2.14 1.42 75.87 23:20:01 0 19.18 0.00 0.93 0.18 1.03 78.67 23:20:01 1 35.10 0.00 2.23 0.48 1.43 60.76 23:20:01 2 10.52 0.00 0.91 4.39 2.40 81.77 23:20:01 3 12.46 0.00 1.13 3.46 0.80 82.15 23:21:01 all 17.29 0.00 1.30 1.43 2.98 76.99 23:21:01 0 11.13 0.00 0.95 0.20 2.51 85.21 23:21:01 1 23.89 0.00 1.94 0.38 3.06 70.73 23:21:01 2 18.30 0.00 1.46 1.18 4.06 75.01 23:21:01 3 15.83 0.00 0.86 3.97 2.31 77.02 23:22:01 all 49.30 0.00 1.67 0.59 6.23 42.21 23:22:01 0 51.68 0.00 1.75 0.72 6.59 39.27 23:22:01 1 49.19 0.00 1.35 0.81 6.09 42.56 23:22:01 2 50.07 0.00 2.11 0.38 6.02 41.42 23:22:01 3 46.27 0.00 1.50 0.45 6.20 45.58 23:23:01 all 24.80 0.00 1.45 0.82 2.08 70.85 23:23:01 0 13.45 0.00 1.28 0.32 1.60 83.35 23:23:01 1 48.16 0.00 1.60 1.13 2.28 46.83 23:23:01 2 17.58 0.00 1.67 1.72 2.69 76.35 23:23:01 3 20.01 0.00 1.25 0.12 1.78 76.84 Average: all 27.68 0.00 1.43 1.24 3.18 66.47 Average: 0 23.90 0.00 1.23 0.36 2.94 71.58 Average: 1 39.06 0.00 1.78 0.70 3.22 55.24 Average: 2 24.08 0.00 1.54 1.92 3.79 68.68 Average: 3 23.69 0.00 1.18 2.00 2.78 70.35