---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1759 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 7.8G 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 478 5161 0 2335 7214 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:c6:5a:ba brd ff:ff:ff:ff:ff:ff inet 10.32.6.35/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86037sec preferred_lft 86037sec inet6 fe80::f816:3eff:fec6:5aba/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-1759) 12/27/25 _x86_64_ (4 CPU) 02:56:43 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:01 98.70 28.68 70.02 944.51 5420.16 02:59:01 57.11 12.35 44.76 244.49 9946.08 03:00:01 29.33 0.02 29.31 0.13 3882.82 03:01:01 26.21 0.00 26.21 0.00 7070.02 03:02:02 40.74 0.97 39.78 89.05 5771.30 Average: 50.42 8.40 42.02 255.64 6418.08 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 5816088 7362824 2351332 28.79 46072 1673420 732024 7.94 672280 1500280 162768 02:59:01 5512572 7239816 2654848 32.51 57436 1832688 875660 9.50 779488 1677120 103672 03:00:01 5498120 7233308 2669300 32.68 59584 1837528 883656 9.59 788068 1681044 2084 03:01:01 5259484 7203076 2907936 35.60 61872 2039016 891628 9.67 818780 1879124 4516 03:02:02 5234356 7335720 2933064 35.91 67208 2187904 747296 8.11 707464 2008884 27336 Average: 5464124 7274949 2703296 33.10 58434 1914111 826053 8.96 753216 1749290 60075 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 ens3 252.09 136.19 1070.16 47.16 0.00 0.00 0.00 0.00 02:58:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 02:59:01 ens3 122.00 81.04 1531.52 17.68 0.00 0.00 0.00 0.00 02:59:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 03:00:01 ens3 57.82 82.32 66.36 12.96 0.00 0.00 0.00 0.00 03:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 551.16 435.78 3376.34 46.13 0.00 0.00 0.00 0.00 03:01:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:02:02 ens3 200.18 205.57 715.20 41.05 0.00 0.00 0.00 0.00 03:02:02 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 236.65 188.18 1351.92 33.00 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 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-1759) 12/27/25 _x86_64_ (4 CPU) 02:56:43 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:01 all 21.95 0.00 1.34 3.28 2.11 71.32 02:58:01 0 6.65 0.00 0.66 7.05 1.13 84.51 02:58:01 1 39.50 0.00 2.29 4.04 3.07 51.10 02:58:01 2 31.28 0.00 1.39 0.80 2.29 64.25 02:58:01 3 10.32 0.00 1.01 1.24 1.92 85.52 02:59:01 all 22.24 0.00 1.30 1.40 2.34 72.73 02:59:01 0 10.04 0.00 0.70 3.34 1.39 84.53 02:59:01 1 26.48 0.00 1.72 0.21 2.63 68.96 02:59:01 2 22.73 0.00 1.15 0.98 2.19 72.95 02:59:01 3 29.59 0.00 1.63 1.12 3.13 64.53 03:00:01 all 6.52 0.00 0.44 0.49 1.36 91.19 03:00:01 0 5.10 0.00 0.78 0.22 1.23 92.67 03:00:01 1 6.79 0.00 0.22 0.00 1.08 91.91 03:00:01 2 11.39 0.00 0.41 1.43 1.53 85.24 03:00:01 3 2.81 0.00 0.35 0.31 1.62 94.91 03:01:01 all 8.06 0.00 0.90 0.26 1.96 88.82 03:01:01 0 8.80 0.00 0.94 0.18 2.08 87.99 03:01:01 1 11.15 0.00 0.75 0.00 1.56 86.54 03:01:01 2 5.79 0.00 0.66 0.71 1.69 91.15 03:01:01 3 6.53 0.00 1.28 0.16 2.50 89.53 03:02:02 all 22.34 0.00 1.41 0.89 2.08 73.28 03:02:02 0 18.66 0.00 1.21 0.17 1.90 78.07 03:02:02 1 31.31 0.00 1.54 0.18 2.36 64.61 03:02:02 2 5.12 0.00 1.09 2.98 1.44 89.36 03:02:02 3 34.23 0.00 1.77 0.25 2.56 61.19 Average: all 16.22 0.00 1.08 1.27 1.97 79.47 Average: 0 9.86 0.00 0.86 2.19 1.55 85.55 Average: 1 23.08 0.00 1.30 0.89 2.14 72.58 Average: 2 15.25 0.00 0.94 1.38 1.83 80.61 Average: 3 16.69 0.00 1.21 0.62 2.35 79.14