---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-26883 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 615 11221 0 4203 15094 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:6a:a1:32 brd ff:ff:ff:ff:ff:ff inet 10.30.106.87/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86052sec preferred_lft 86052sec inet6 fe80::f816:3eff:fe6a:a132/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-26883) 07/09/25 _x86_64_ (4 CPU) 13:02:20 LINUX RESTART (4 CPU) 13:03:02 tps rtps wtps bread/s bwrtn/s 13:04:01 163.41 29.05 134.37 1673.48 32874.83 13:05:01 114.45 18.03 96.42 946.24 35212.00 13:06:01 31.66 2.38 29.28 61.32 16599.37 13:07:01 63.53 0.50 63.03 9.46 28855.58 13:08:01 51.01 3.05 47.96 303.28 41109.82 Average: 84.55 10.54 74.01 595.14 30923.75 13:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13583544 15351548 2841424 17.30 72784 1887192 960432 5.50 886356 1722304 119964 13:05:01 11770088 13912476 4654880 28.34 81456 2242380 2325092 13.31 2430340 1965344 12900 13:06:01 10373960 12651572 6051008 36.84 84684 2370360 3679732 21.06 3708176 2073596 78796 13:07:01 11229192 15099976 5195776 31.63 93688 3909120 1191880 6.82 1559028 3320292 1074192 13:08:01 11458620 15421580 4966348 30.24 97352 3995244 888212 5.08 1283172 3365924 23024 Average: 11683081 14487430 4741887 28.87 85993 2880859 1809070 10.35 1973414 2489492 261775 13:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 13:04:01 ens3 282.60 195.73 2067.78 35.20 0.00 0.00 0.00 0.00 13:05:01 lo 0.75 0.75 0.05 0.05 0.00 0.00 0.00 0.00 13:05:01 ens3 710.16 475.47 5169.44 107.61 0.00 0.00 0.00 0.00 13:06:01 lo 6.12 6.12 25.89 25.89 0.00 0.00 0.00 0.00 13:06:01 ens3 1431.31 894.43 1099.03 348.39 0.00 0.00 0.00 0.00 13:07:01 lo 1.55 1.55 0.15 0.15 0.00 0.00 0.00 0.00 13:07:01 ens3 805.45 477.67 5402.52 72.20 0.00 0.00 0.00 0.00 13:08:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 13:08:01 ens3 854.44 553.61 1437.65 199.10 0.00 0.00 0.00 0.00 Average: lo 1.98 1.98 5.27 5.27 0.00 0.00 0.00 0.00 Average: ens3 818.58 520.46 3038.60 152.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-26883) 07/09/25 _x86_64_ (4 CPU) 13:02:20 LINUX RESTART (4 CPU) 13:03:02 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 22.80 0.00 1.43 4.06 0.07 71.64 13:04:01 0 38.55 0.00 2.39 2.75 0.08 56.23 13:04:01 1 10.54 0.00 0.80 0.25 0.08 88.32 13:04:01 2 15.58 0.00 0.88 0.22 0.05 83.27 13:04:01 3 26.55 0.00 1.67 13.08 0.07 58.63 13:05:01 all 63.65 0.00 2.30 1.96 0.11 31.97 13:05:01 0 64.36 0.00 2.26 0.60 0.10 32.67 13:05:01 1 55.72 0.00 2.61 2.36 0.12 39.19 13:05:01 2 70.81 0.00 2.16 0.75 0.12 26.15 13:05:01 3 63.75 0.00 2.18 4.11 0.12 29.85 13:06:01 all 37.25 0.00 4.09 1.00 0.09 57.57 13:06:01 0 35.00 0.00 2.73 3.15 0.08 59.03 13:06:01 1 39.53 0.00 3.80 0.00 0.08 56.58 13:06:01 2 34.22 0.00 4.82 0.69 0.08 60.19 13:06:01 3 40.21 0.00 5.04 0.17 0.08 54.50 13:07:01 all 41.74 0.00 2.14 2.70 0.09 53.33 13:07:01 0 44.35 0.00 2.04 0.75 0.08 52.77 13:07:01 1 37.43 0.00 2.12 6.90 0.10 53.44 13:07:01 2 33.34 0.00 2.24 1.18 0.10 63.15 13:07:01 3 51.79 0.00 2.14 1.94 0.10 44.04 13:08:01 all 33.63 0.00 1.68 2.85 0.07 61.77 13:08:01 0 44.50 0.00 1.49 0.55 0.08 53.38 13:08:01 1 27.11 0.00 1.57 7.08 0.07 64.17 13:08:01 2 29.98 0.00 1.55 0.63 0.07 67.76 13:08:01 3 32.88 0.00 2.14 3.16 0.05 61.77 Average: all 39.85 0.00 2.33 2.51 0.09 55.22 Average: 0 45.37 0.00 2.18 1.56 0.09 50.80 Average: 1 34.13 0.00 2.18 3.33 0.09 60.27 Average: 2 36.83 0.00 2.33 0.70 0.08 60.06 Average: 3 43.09 0.00 2.64 4.46 0.08 49.73