---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3893 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 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 585 1084 0 2273 3092 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:e8:aa:ab brd ff:ff:ff:ff:ff:ff inet 10.32.7.127/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86012sec preferred_lft 86012sec inet6 fe80::f816:3eff:fee8:aaab/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-3893) 03/29/25 _x86_64_ (4 CPU) 23:17:53 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 157.24 54.76 102.48 3611.00 42747.69 23:20:01 86.42 29.75 56.67 1630.53 10314.68 23:21:02 10.05 0.00 10.05 0.00 450.12 23:22:01 37.94 10.66 27.28 731.94 3214.23 23:23:01 39.64 6.38 33.26 176.77 8314.75 23:24:01 11.38 0.77 10.61 86.39 452.86 Average: 57.16 17.07 40.10 1040.27 10936.88 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 1794164 3359272 2244480 55.58 51024 1669312 585200 11.50 540712 1530156 168008 23:20:01 1490932 3222376 2547712 63.08 57516 1821736 728512 14.32 691248 1667064 4900 23:21:02 1474036 3212452 2564608 63.50 59392 1825992 728512 14.32 703184 1670584 1712 23:22:01 489664 2337668 3548980 87.88 61884 1928984 1510096 29.68 1608180 1734792 888 23:23:01 1184248 3233872 2854396 70.68 65396 2122192 646260 12.70 841336 1802416 344 23:24:01 1175744 3229792 2862900 70.89 67268 2125108 649456 12.77 850596 1800760 17164 Average: 1268131 3099239 2770513 68.60 60413 1915554 808006 15.88 872543 1700962 32169 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 23:19:01 ens3 382.49 259.27 1569.54 69.01 0.00 0.00 0.00 0.00 23:20:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:20:01 ens3 121.41 125.16 765.65 24.56 0.00 0.00 0.00 0.00 23:21:02 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:21:02 ens3 58.41 84.62 61.92 13.50 0.00 0.00 0.00 0.00 23:22:01 lo 88.63 88.63 32.74 32.74 0.00 0.00 0.00 0.00 23:22:01 ens3 202.91 243.52 1344.85 34.57 0.00 0.00 0.00 0.00 23:23:01 lo 34.51 34.51 4.28 4.28 0.00 0.00 0.00 0.00 23:23:01 ens3 476.87 403.22 1454.27 172.72 0.00 0.00 0.00 0.00 23:24:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 23:24:01 ens3 13.55 12.55 10.74 6.17 0.00 0.00 0.00 0.00 Average: lo 20.87 20.87 6.15 6.15 0.00 0.00 0.00 0.00 Average: ens3 209.29 187.90 866.48 53.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3893) 03/29/25 _x86_64_ (4 CPU) 23:17:53 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 20.94 0.00 1.98 4.72 0.05 72.31 23:19:01 0 6.49 0.00 0.97 7.54 0.03 84.97 23:19:01 1 26.99 0.00 1.82 1.60 0.07 69.52 23:19:01 2 32.73 0.00 3.12 7.78 0.08 56.29 23:19:01 3 17.58 0.00 2.01 1.92 0.03 78.45 23:20:01 all 13.76 0.00 0.78 1.54 0.05 83.87 23:20:01 0 6.22 0.00 0.25 1.15 0.02 92.36 23:20:01 1 24.78 0.00 1.25 0.86 0.05 73.05 23:20:01 2 11.16 0.00 0.85 1.50 0.07 86.42 23:20:01 3 12.85 0.00 0.75 2.69 0.03 83.68 23:21:02 all 4.43 0.00 0.22 0.04 0.03 95.27 23:21:02 0 4.47 0.00 0.30 0.07 0.03 95.13 23:21:02 1 6.26 0.00 0.33 0.00 0.03 93.37 23:21:02 2 4.12 0.00 0.22 0.00 0.03 95.63 23:21:02 3 2.84 0.00 0.03 0.10 0.02 97.01 23:22:01 all 35.33 0.00 1.23 0.33 0.07 63.04 23:22:01 0 34.14 0.00 1.53 0.54 0.07 63.72 23:22:01 1 35.43 0.00 1.05 0.09 0.07 63.36 23:22:01 2 36.14 0.00 1.21 0.12 0.09 62.44 23:22:01 3 35.59 0.00 1.14 0.56 0.09 62.62 23:23:01 all 24.21 0.00 1.01 0.27 0.05 74.46 23:23:01 0 27.66 0.00 1.18 0.57 0.07 70.53 23:23:01 1 26.83 0.00 0.94 0.25 0.05 71.93 23:23:01 2 20.00 0.00 1.35 0.23 0.07 78.35 23:23:01 3 22.36 0.00 0.54 0.02 0.05 77.04 23:24:01 all 7.93 0.00 0.38 0.28 0.02 91.39 23:24:01 0 2.15 0.00 0.38 1.02 0.00 96.45 23:24:01 1 2.43 0.00 0.25 0.02 0.02 97.29 23:24:01 2 26.47 0.00 0.63 0.07 0.05 72.78 23:24:01 3 0.70 0.00 0.28 0.03 0.02 98.97 Average: all 17.69 0.00 0.93 1.20 0.05 80.13 Average: 0 13.47 0.00 0.77 1.82 0.04 83.91 Average: 1 20.33 0.00 0.94 0.47 0.05 78.22 Average: 2 21.72 0.00 1.23 1.62 0.06 75.37 Average: 3 15.25 0.00 0.79 0.89 0.04 83.03