---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9373 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 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 483 5147 0 2344 7209 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:ac:ae:94 brd ff:ff:ff:ff:ff:ff inet 10.32.7.53/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86045sec preferred_lft 86045sec inet6 fe80::f816:3eff:feac:ae94/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9373) 03/21/26 _x86_64_ (4 CPU) 05:15:00 LINUX RESTART (4 CPU) 05:16:01 tps rtps wtps bread/s bwrtn/s 05:17:01 59.96 0.30 59.66 23.86 9799.57 05:18:01 60.51 30.12 30.39 1645.32 7555.48 05:19:01 18.91 10.21 8.70 777.47 3574.34 05:20:01 20.85 1.53 19.31 102.92 7098.15 Average: 40.06 10.54 29.51 637.43 7006.91 05:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:17:01 5744188 7385488 2423232 29.67 55128 1751752 707184 7.67 623172 1606060 125780 05:18:01 5429096 7283284 2738324 33.53 60688 1953204 791924 8.59 757536 1775420 80700 05:19:01 4423620 6324824 3743800 45.84 62852 1995556 1672420 18.15 1750968 1776828 1196 05:20:01 5274992 7380752 2892428 35.41 67916 2190640 688164 7.47 760892 1911640 26964 Average: 5217974 7093587 2949446 36.11 61646 1972788 964923 10.47 973142 1767487 58660 05:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:17:01 ens3 57.54 46.31 702.06 5.80 0.00 0.00 0.00 0.00 05:17:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 05:18:01 ens3 182.79 160.18 2560.48 27.14 0.00 0.00 0.00 0.00 05:18:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 05:19:01 ens3 37.46 35.59 252.99 6.50 0.00 0.00 0.00 0.00 05:19:01 lo 86.79 86.79 32.04 32.04 0.00 0.00 0.00 0.00 05:20:01 ens3 116.23 106.23 1253.78 18.79 0.00 0.00 0.00 0.00 05:20:01 lo 36.68 36.68 4.69 4.69 0.00 0.00 0.00 0.00 Average: ens3 98.51 87.08 1192.39 14.56 0.00 0.00 0.00 0.00 Average: lo 31.30 31.30 9.22 9.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9373) 03/21/26 _x86_64_ (4 CPU) 05:15:00 LINUX RESTART (4 CPU) 05:16:01 CPU %user %nice %system %iowait %steal %idle 05:17:01 all 19.85 0.00 1.26 2.19 1.14 75.56 05:17:01 0 12.88 0.00 0.96 3.52 1.69 80.96 05:17:01 1 19.44 0.00 1.23 0.22 0.53 78.58 05:17:01 2 46.32 0.00 2.67 5.00 1.58 44.42 05:17:01 3 0.90 0.00 0.15 0.02 0.75 98.19 05:18:01 all 16.70 0.00 1.17 1.37 1.05 79.71 05:18:01 0 20.93 0.00 1.18 0.68 0.90 76.30 05:18:01 1 13.21 0.00 1.34 2.59 0.82 82.05 05:18:01 2 19.74 0.00 1.03 1.70 1.22 76.31 05:18:01 3 12.93 0.00 1.08 0.53 1.28 84.17 05:19:01 all 56.04 0.00 1.52 0.52 4.04 37.88 05:19:01 0 59.20 0.00 1.40 0.57 4.14 34.69 05:19:01 1 56.49 0.00 1.76 0.68 3.69 37.38 05:19:01 2 50.86 0.00 1.44 0.40 3.97 43.33 05:19:01 3 57.60 0.00 1.51 0.43 4.33 36.13 05:20:01 all 26.40 0.00 1.56 0.65 1.46 69.93 05:20:01 0 15.63 0.00 1.23 1.22 1.05 80.87 05:20:01 1 18.76 0.00 0.70 0.76 1.31 78.47 05:20:01 2 47.33 0.00 3.05 0.48 2.02 47.11 05:20:01 3 23.80 0.00 1.25 0.13 1.50 73.32 Average: all 29.76 0.00 1.38 1.18 1.93 65.76 Average: 0 27.14 0.00 1.19 1.50 1.95 68.22 Average: 1 26.99 0.00 1.26 1.06 1.59 69.11 Average: 2 41.09 0.00 2.05 1.89 2.20 52.77 Average: 3 23.82 0.00 1.00 0.28 1.97 72.94