---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1864 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 7.8G 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 473 5129 0 2373 7218 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:72:cf:43 brd ff:ff:ff:ff:ff:ff inet 10.32.6.10/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85902sec preferred_lft 85902sec inet6 fe80::f816:3eff:fe72:cf43/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1864) 12/27/25 _x86_64_ (4 CPU) 21:23:43 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:02 98.92 27.95 70.97 913.58 5407.12 21:26:01 79.21 30.11 49.09 1663.72 8552.04 21:27:01 28.25 0.17 28.08 2.40 5623.86 21:28:01 18.49 0.08 18.41 1.07 3061.65 21:29:01 26.40 10.40 16.00 725.87 885.33 21:30:01 1.72 0.05 1.67 0.40 24.40 21:31:01 41.74 4.37 37.38 185.70 7542.08 Average: 42.01 10.40 31.62 496.17 4432.60 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:02 5799768 7369956 2367652 28.99 47840 1693036 727404 7.89 667008 1517300 186332 21:26:01 5588988 7295288 2578432 31.57 57580 1812508 839800 9.11 721480 1659260 87516 21:27:01 5475076 7257936 2692344 32.96 59760 1884928 826772 8.97 761508 1729744 2084 21:28:01 5352604 7226116 2814816 34.46 62092 1970576 851984 9.24 795076 1812596 3544 21:29:01 4461452 6374956 3705968 45.38 63524 2007280 1662148 18.04 1678488 1811700 40 21:30:01 4410072 6323460 3757348 46.00 63568 2007308 1703756 18.49 1732460 1809356 84 21:31:01 5286252 7420648 2881168 35.28 68716 2218308 659392 7.15 731224 1929740 26564 Average: 5196316 7038337 2971104 36.38 60440 1941992 1038751 11.27 1012463 1752814 43738 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 21:25:02 ens3 191.32 115.78 1007.58 39.60 0.00 0.00 0.00 0.00 21:26:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 21:26:01 ens3 93.53 69.07 448.12 17.48 0.00 0.00 0.00 0.00 21:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:27:01 ens3 111.33 126.20 1197.57 19.01 0.00 0.00 0.00 0.00 21:28:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:28:01 ens3 190.50 232.42 1419.64 31.65 0.00 0.00 0.00 0.00 21:29:01 lo 6.63 6.63 2.63 2.63 0.00 0.00 0.00 0.00 21:29:01 ens3 81.12 84.95 211.85 15.52 0.00 0.00 0.00 0.00 21:30:01 lo 16.98 16.98 4.02 4.02 0.00 0.00 0.00 0.00 21:30:01 ens3 6.82 4.83 1.49 1.52 0.00 0.00 0.00 0.00 21:31:01 lo 6.30 6.30 1.28 1.28 0.00 0.00 0.00 0.00 21:31:01 ens3 245.84 266.51 1119.72 53.22 0.00 0.00 0.00 0.00 Average: lo 4.69 4.69 1.17 1.17 0.00 0.00 0.00 0.00 Average: ens3 131.59 128.68 773.08 25.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1864) 12/27/25 _x86_64_ (4 CPU) 21:23:43 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:02 all 22.61 0.00 1.40 2.97 1.36 71.65 21:25:02 0 3.68 0.00 0.55 5.02 0.60 90.15 21:25:02 1 39.37 0.00 2.08 0.48 1.46 56.60 21:25:02 2 20.92 0.00 1.62 4.84 2.23 70.40 21:25:02 3 26.48 0.00 1.37 1.55 1.15 69.46 21:26:01 all 20.46 0.00 1.19 1.89 1.22 75.24 21:26:01 0 8.98 0.00 0.32 0.71 0.68 89.31 21:26:01 1 31.19 0.00 1.78 0.44 1.20 65.39 21:26:01 2 33.84 0.00 1.72 2.29 2.05 60.09 21:26:01 3 7.76 0.00 0.95 4.11 0.95 86.23 21:27:01 all 9.71 0.00 0.44 0.42 0.65 88.77 21:27:01 0 7.50 0.00 0.68 0.53 0.67 90.62 21:27:01 1 19.52 0.00 0.13 0.00 0.83 79.51 21:27:01 2 7.30 0.00 0.42 0.00 0.55 91.73 21:27:01 3 4.52 0.00 0.53 1.15 0.57 93.22 21:28:01 all 6.97 0.00 0.55 0.12 0.35 92.01 21:28:01 0 8.02 0.00 0.23 0.15 0.32 91.27 21:28:01 1 9.06 0.00 0.83 0.10 0.40 89.60 21:28:01 2 7.27 0.00 0.60 0.13 0.35 91.64 21:28:01 3 3.51 0.00 0.50 0.08 0.37 95.54 21:29:01 all 35.75 0.00 1.18 0.58 2.57 59.92 21:29:01 0 34.06 0.00 1.31 0.96 2.46 61.20 21:29:01 1 36.98 0.00 0.65 0.57 2.33 59.48 21:29:01 2 35.92 0.00 1.48 0.38 2.57 59.66 21:29:01 3 36.07 0.00 1.30 0.42 2.89 59.33 21:30:01 all 3.38 0.00 0.32 0.01 0.25 96.04 21:30:01 0 2.49 0.00 0.30 0.05 0.23 96.93 21:30:01 1 4.58 0.00 0.37 0.00 0.27 94.78 21:30:01 2 3.37 0.00 0.29 0.00 0.23 96.11 21:30:01 3 3.05 0.00 0.32 0.00 0.25 96.38 21:31:01 all 24.39 0.00 1.48 0.71 1.28 72.14 21:31:01 0 33.58 0.00 1.08 2.15 1.66 61.53 21:31:01 1 37.11 0.00 1.88 0.30 1.53 59.17 21:31:01 2 19.50 0.00 1.83 0.32 0.93 77.42 21:31:01 3 7.37 0.00 1.10 0.07 1.00 90.47 Average: all 17.62 0.00 0.94 0.96 1.10 79.38 Average: 0 14.07 0.00 0.64 1.37 0.95 82.97 Average: 1 25.40 0.00 1.10 0.27 1.15 72.08 Average: 2 18.31 0.00 1.14 1.14 1.28 78.14 Average: 3 12.71 0.00 0.87 1.05 1.03 84.36