---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12096 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 676K 1.6G 1% /run /dev/vda1 78G 9.8G 68G 13% / 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 1166 11164 0 3708 14542 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:8b:e0:d1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.152/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe8b:e0d1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12096) 07/25/26 _x86_64_ (4 CPU) 12:17:22 LINUX RESTART (4 CPU) 12:18:01 tps rtps wtps bread/s bwrtn/s 12:19:01 185.84 30.00 155.84 1724.78 48607.37 12:20:01 83.34 12.85 70.49 763.07 20741.21 12:21:01 15.11 2.55 12.56 67.72 11505.55 12:22:01 41.98 0.77 41.21 77.05 29801.30 Average: 81.57 11.54 70.03 658.16 27663.86 12:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:19:01 12534600 15319240 3890368 23.69 75608 2884852 1006232 5.76 928260 2700092 181248 12:20:01 10827024 13933792 5597944 34.08 79044 3195744 2309064 13.21 2356152 2961212 16224 12:21:01 11675164 15373776 4749804 28.92 79892 3769884 842664 4.82 1108632 3350560 447076 12:22:01 11187012 14883304 5237956 31.89 82952 3765588 1347424 7.71 1779972 3166388 26620 Average: 11555950 14877528 4869018 29.64 79374 3404017 1376346 7.88 1543254 3044563 167792 12:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:19:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 12:19:01 ens3 822.53 469.62 17101.67 56.48 0.00 0.00 0.00 0.00 12:20:01 lo 984.90 984.90 75.50 75.50 0.00 0.00 0.00 0.00 12:20:01 ens3 8530.01 4380.70 4480.25 2208.33 0.00 0.00 0.00 0.00 12:21:01 lo 1011.96 1011.96 77.58 77.58 0.00 0.00 0.00 0.00 12:21:01 ens3 8661.34 5863.67 2647.63 2317.72 0.00 0.00 0.00 0.00 12:22:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 12:22:01 ens3 88.80 54.22 33.77 164.51 0.00 0.00 0.00 0.00 Average: lo 499.63 499.63 38.31 38.31 0.00 0.00 0.00 0.00 Average: ens3 4525.67 2692.06 6065.83 1186.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12096) 07/25/26 _x86_64_ (4 CPU) 12:17:22 LINUX RESTART (4 CPU) 12:18:01 CPU %user %nice %system %iowait %steal %idle 12:19:01 all 23.82 0.00 2.04 3.07 0.05 71.01 12:19:01 0 21.22 0.00 2.60 4.07 0.07 72.04 12:19:01 1 12.55 0.00 0.94 1.78 0.03 84.71 12:19:01 2 33.94 0.00 2.89 5.76 0.07 57.35 12:19:01 3 27.56 0.00 1.75 0.69 0.05 69.95 12:20:01 all 45.55 0.00 22.68 0.40 0.11 31.26 12:20:01 0 51.33 0.00 25.60 0.77 0.12 22.18 12:20:01 1 44.63 0.00 30.11 0.08 0.10 25.07 12:20:01 2 42.94 0.00 19.90 0.62 0.10 36.44 12:20:01 3 43.34 0.00 15.03 0.12 0.12 41.39 12:21:01 all 31.35 0.00 28.49 0.13 0.10 39.92 12:21:01 0 41.05 0.00 29.61 0.10 0.10 29.14 12:21:01 1 27.61 0.00 24.92 0.08 0.12 47.26 12:21:01 2 30.07 0.00 34.92 0.33 0.08 34.59 12:21:01 3 26.66 0.00 24.43 0.02 0.10 48.80 12:22:01 all 25.58 0.00 1.14 0.69 0.05 72.54 12:22:01 0 19.76 0.00 0.80 1.22 0.03 78.19 12:22:01 1 26.41 0.00 1.07 0.12 0.05 72.35 12:22:01 2 22.18 0.00 0.97 1.15 0.07 75.64 12:22:01 3 33.97 0.00 1.74 0.28 0.05 63.96 Average: all 31.57 0.00 13.56 1.08 0.08 53.71 Average: 0 33.29 0.00 14.60 1.55 0.08 50.48 Average: 1 27.83 0.00 14.26 0.52 0.08 57.32 Average: 2 32.26 0.00 14.67 1.97 0.08 51.03 Average: 3 32.90 0.00 10.71 0.28 0.08 56.04