---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1034 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 2.0G 0 2.0G 0% /dev tmpfs 395M 668K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 438 1359 0 2145 3242 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:5e:d6:46 brd ff:ff:ff:ff:ff:ff inet 10.32.7.61/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe5e:d646/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1034) 07/22/25 _x86_64_ (4 CPU) 14:54:49 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 112.60 54.02 58.58 3552.68 5346.48 14:57:01 69.49 19.28 50.21 1355.77 8494.45 14:58:01 77.25 19.56 57.69 837.06 8039.06 14:59:01 24.43 0.42 24.01 38.39 4852.52 Average: 70.94 23.32 47.62 1446.07 6683.07 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 1886744 3324536 2151900 53.28 36936 1564240 650552 12.79 568564 1424864 80776 14:57:01 1659892 3363740 2378752 58.90 57180 1794096 686672 13.50 543972 1644480 136204 14:58:01 1463560 3386832 2575084 63.76 63064 2002364 544212 10.70 636572 1736300 130300 14:59:01 1424444 3351744 2614200 64.73 65196 2004204 585152 11.50 679080 1733000 12156 Average: 1608660 3356713 2429984 60.17 55594 1841226 616647 12.12 607047 1634661 89859 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 273.79 173.46 1413.95 62.19 0.00 0.00 0.00 0.00 14:56:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 14:57:01 ens3 66.72 44.06 444.67 13.72 0.00 0.00 0.00 0.00 14:57:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 246.81 294.92 1261.20 641.71 0.00 0.00 0.00 0.00 14:58:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 14:59:01 ens3 15.26 14.71 11.66 7.34 0.00 0.00 0.00 0.00 14:59:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 150.65 131.79 782.89 181.23 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1034) 07/22/25 _x86_64_ (4 CPU) 14:54:49 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 23.86 0.00 1.75 3.24 1.13 70.03 14:56:01 0 13.77 0.00 1.57 6.43 0.75 77.48 14:56:01 1 41.84 0.00 2.10 1.28 1.50 53.27 14:56:01 2 25.06 0.00 1.55 1.30 1.27 70.82 14:56:01 3 14.74 0.00 1.77 3.93 1.00 78.56 14:57:01 all 21.92 0.00 1.42 1.55 0.79 74.31 14:57:01 0 25.56 0.00 1.60 0.92 0.78 71.14 14:57:01 1 18.89 0.00 1.15 0.63 0.77 78.57 14:57:01 2 37.56 0.00 2.47 3.28 1.37 55.32 14:57:01 3 5.65 0.00 0.47 1.38 0.25 92.24 14:58:01 all 38.01 0.00 1.87 1.54 2.22 56.36 14:58:01 0 43.62 0.00 1.60 0.22 2.04 52.53 14:58:01 1 26.47 0.00 1.15 0.35 2.14 69.89 14:58:01 2 25.60 0.00 1.75 3.00 2.00 67.66 14:58:01 3 56.41 0.00 3.00 2.60 2.72 35.27 14:59:01 all 21.37 0.00 1.02 0.63 0.80 76.18 14:59:01 0 35.98 0.00 1.45 0.07 1.13 61.36 14:59:01 1 32.91 0.00 1.25 0.05 1.05 64.75 14:59:01 2 1.66 0.00 0.55 2.35 0.25 95.19 14:59:01 3 14.98 0.00 0.81 0.03 0.80 83.37 Average: all 26.29 0.00 1.51 1.74 1.24 69.22 Average: 0 29.74 0.00 1.56 1.91 1.18 65.62 Average: 1 30.02 0.00 1.41 0.58 1.37 66.63 Average: 2 22.47 0.00 1.58 2.48 1.22 72.25 Average: 3 22.94 0.00 1.51 1.99 1.19 72.37