---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1833 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 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 482 5277 0 2215 7210 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:f4:da:63 brd ff:ff:ff:ff:ff:ff inet 10.32.7.16/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fef4:da63/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1833) 12/27/25 _x86_64_ (4 CPU) 15:35:43 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:02 98.92 27.60 71.32 904.93 5461.22 15:38:01 74.77 12.52 62.25 247.24 11658.56 15:39:01 67.41 6.05 61.36 402.87 7872.69 15:40:01 26.38 0.68 25.70 77.72 3550.47 Average: 66.83 11.71 55.12 408.84 7117.07 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:02 5792732 7359232 2374680 29.08 48148 1688728 737272 8.00 676024 1513280 178096 15:38:01 5403456 7176892 2763956 33.84 60484 1873628 917612 9.96 843872 1715132 97552 15:39:01 5379808 7350896 2787604 34.13 66880 2059048 721196 7.83 735420 1836532 77340 15:40:01 5386420 7364080 2780992 34.05 69416 2062680 706680 7.67 727892 1835628 11892 Average: 5490604 7312775 2676808 32.77 61232 1921021 770690 8.36 745802 1725143 91220 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:02 ens3 148.63 103.92 910.83 34.75 0.00 0.00 0.00 0.00 15:37:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 15:38:01 ens3 239.94 216.25 2272.33 39.39 0.00 0.00 0.00 0.00 15:38:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 15:39:01 ens3 384.67 427.60 1811.39 84.05 0.00 0.00 0.00 0.00 15:39:01 lo 1.52 1.52 0.18 0.18 0.00 0.00 0.00 0.00 15:40:01 ens3 11.75 13.00 9.21 6.08 0.00 0.00 0.00 0.00 15:40:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 196.07 190.09 1246.73 41.07 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 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-1833) 12/27/25 _x86_64_ (4 CPU) 15:35:43 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:02 all 21.88 0.00 1.38 2.98 1.06 72.71 15:37:02 0 11.77 0.00 0.78 1.07 0.60 85.78 15:37:02 1 49.68 0.00 2.39 0.51 1.86 45.55 15:37:02 2 13.64 0.00 1.08 4.34 1.13 79.80 15:37:02 3 12.30 0.00 1.28 6.00 0.63 79.78 15:38:01 all 30.88 0.00 1.64 1.34 1.73 64.42 15:38:01 0 14.36 0.00 1.10 0.66 1.34 82.55 15:38:01 1 47.62 0.00 2.05 0.61 2.23 47.50 15:38:01 2 38.79 0.00 2.93 4.01 2.20 52.07 15:38:01 3 22.70 0.00 0.49 0.08 1.15 75.57 15:39:01 all 41.25 0.00 1.90 0.79 2.41 53.65 15:39:01 0 59.18 0.00 1.70 0.88 2.66 35.58 15:39:01 1 38.86 0.00 0.93 0.12 2.23 57.86 15:39:01 2 36.45 0.00 3.11 1.78 2.53 56.12 15:39:01 3 30.57 0.00 1.85 0.41 2.22 64.95 15:40:01 all 21.27 0.00 0.92 0.80 0.81 76.21 15:40:01 0 32.59 0.00 1.25 0.20 0.92 65.04 15:40:01 1 33.98 0.00 1.18 0.07 1.22 63.55 15:40:01 2 13.92 0.00 0.77 2.88 0.68 81.75 15:40:01 3 4.58 0.00 0.47 0.03 0.42 94.51 Average: all 28.81 0.00 1.46 1.48 1.50 66.75 Average: 0 29.53 0.00 1.21 0.70 1.38 67.18 Average: 1 42.52 0.00 1.64 0.33 1.88 53.64 Average: 2 25.64 0.00 1.97 3.25 1.63 67.50 Average: 3 17.53 0.00 1.03 1.64 1.11 78.70