---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-176 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 664K 394M 1% /run /dev/vda1 20G 7.8G 12G 41% / 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 419 1218 0 2305 3257 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:aa:51:ef brd ff:ff:ff:ff:ff:ff inet 10.32.7.198/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86008sec preferred_lft 86008sec inet6 fe80::f816:3eff:feaa:51ef/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-176) 07/12/25 _x86_64_ (4 CPU) 02:56:49 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:01 116.25 53.79 62.46 3526.08 5675.45 02:59:01 60.71 12.40 48.31 267.56 8200.63 03:00:01 35.10 0.10 35.00 2.00 6366.81 03:01:01 9.35 0.00 9.35 0.00 344.02 03:02:01 50.35 0.45 49.90 14.79 8953.23 03:03:01 23.90 0.70 23.20 77.85 4640.96 Average: 49.27 11.24 38.04 647.96 5696.99 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 1891720 3331724 2146924 53.16 36992 1566688 652200 12.82 562948 1425548 68888 02:59:01 1631528 3301368 2407116 59.60 56748 1761132 714524 14.05 612168 1605712 134788 03:00:01 1497880 3217960 2540764 62.91 58912 1807800 740940 14.56 697360 1650972 1792 03:01:01 1480104 3206848 2558540 63.35 60660 1811848 748900 14.72 709852 1654284 1576 03:02:01 1236196 3316624 2802448 69.39 65548 2153320 639488 12.57 617104 1976396 110700 03:03:01 1245384 3330280 2793260 69.16 67608 2155516 623408 12.25 609588 1974092 9132 Average: 1497135 3284134 2541509 62.93 57745 1876051 686577 13.50 634837 1714501 54479 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 02:58:01 ens3 365.37 220.70 1401.61 65.99 0.00 0.00 0.00 0.00 02:59:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 02:59:01 ens3 55.57 36.51 420.69 15.39 0.00 0.00 0.00 0.00 03:00:01 lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 03:00:01 ens3 82.59 95.93 765.22 13.97 0.00 0.00 0.00 0.00 03:01:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:01:01 ens3 54.68 78.61 57.08 12.35 0.00 0.00 0.00 0.00 03:02:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:02:01 ens3 593.79 501.55 4051.37 77.96 0.00 0.00 0.00 0.00 03:03:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 03:03:01 ens3 11.43 12.06 8.98 5.82 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 193.93 157.59 1117.70 31.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-176) 07/12/25 _x86_64_ (4 CPU) 02:56:49 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:01 all 20.58 0.00 1.81 4.29 2.43 70.89 02:58:01 0 6.85 0.00 1.45 6.58 1.45 83.68 02:58:01 1 25.99 0.00 1.79 7.19 2.97 62.06 02:58:01 2 21.81 0.00 2.03 2.18 3.14 70.84 02:58:01 3 27.65 0.00 1.96 1.23 2.15 67.00 02:59:01 all 22.09 0.00 1.63 2.25 1.97 72.05 02:59:01 0 11.83 0.00 1.21 6.53 1.66 78.77 02:59:01 1 22.71 0.00 2.06 1.17 1.71 72.34 02:59:01 2 14.48 0.00 1.09 0.71 2.34 81.37 02:59:01 3 39.42 0.00 2.18 0.58 2.19 55.63 03:00:01 all 11.79 0.00 0.64 0.42 1.94 85.20 03:00:01 0 10.75 0.00 0.33 0.43 1.61 86.88 03:00:01 1 14.91 0.00 0.68 0.15 2.04 82.23 03:00:01 2 12.88 0.00 1.02 1.01 2.86 82.23 03:00:01 3 8.59 0.00 0.55 0.12 1.27 89.48 03:01:01 all 4.32 0.00 0.43 0.05 1.70 93.50 03:01:01 0 8.29 0.00 0.58 0.05 2.01 89.07 03:01:01 1 2.39 0.00 0.43 0.17 1.36 95.66 03:01:01 2 3.43 0.00 0.18 0.00 2.23 94.16 03:01:01 3 3.12 0.00 0.51 0.00 1.21 95.15 03:02:01 all 18.07 0.00 1.52 0.82 2.73 76.85 03:02:01 0 11.75 0.00 1.13 0.03 1.87 85.22 03:02:01 1 20.78 0.00 1.36 2.63 2.37 72.86 03:02:01 2 26.23 0.00 1.92 0.56 3.80 67.48 03:02:01 3 13.55 0.00 1.63 0.05 2.89 81.88 03:03:01 all 20.93 0.00 1.03 0.89 0.96 76.19 03:03:01 0 8.40 0.00 0.61 0.20 0.58 90.21 03:03:01 1 15.95 0.00 0.80 0.40 0.87 81.99 03:03:01 2 44.35 0.00 1.68 2.93 1.80 49.25 03:03:01 3 15.06 0.00 1.02 0.05 0.60 83.27 Average: all 16.29 0.00 1.18 1.45 1.96 79.12 Average: 0 9.64 0.00 0.88 2.30 1.53 85.64 Average: 1 17.12 0.00 1.19 1.95 1.89 77.86 Average: 2 20.50 0.00 1.32 1.23 2.70 74.25 Average: 3 17.89 0.00 1.31 0.34 1.72 78.74