---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8338 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 7.9G 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 455 5044 0 2476 7233 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:75:b7:a4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.74/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86063sec preferred_lft 86063sec inet6 fe80::f816:3eff:fe75:b7a4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8338) 08/15/26 _x86_64_ (4 CPU) 05:56:56 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:01 161.11 75.60 85.50 4572.84 40774.55 05:59:01 57.72 0.30 57.42 33.86 10095.38 06:00:01 76.79 36.01 40.78 2223.36 11370.50 06:01:01 12.81 4.72 8.10 152.22 3080.04 06:02:01 33.59 4.08 29.51 173.97 7350.11 Average: 68.40 24.14 44.26 1431.21 14533.74 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:01 5990032 7413052 2177388 26.66 36856 1566368 720612 7.82 585640 1428788 85112 05:59:01 5774964 7501612 2392456 29.29 56824 1831560 611588 6.64 497948 1693392 161980 06:00:01 4788440 6829488 3378980 41.37 63652 2131196 1317668 14.30 1225820 1933820 87712 06:01:01 4728748 6886120 3438672 42.10 66368 2241212 1116460 12.11 1226372 1985288 108320 06:02:01 5174676 7415716 2992744 36.64 69952 2319760 682780 7.41 730096 2034356 10492 Average: 5291372 7209198 2876048 35.21 58730 2018019 889822 9.66 853175 1815129 90723 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 05:58:01 ens3 444.93 217.16 1530.70 64.60 0.00 0.00 0.00 0.00 05:59:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:59:01 ens3 56.29 51.94 682.05 5.95 0.00 0.00 0.00 0.00 06:00:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 06:00:01 ens3 184.74 175.05 3145.67 31.01 0.00 0.00 0.00 0.00 06:01:01 lo 121.84 121.84 36.46 36.46 0.00 0.00 0.00 0.00 06:01:01 ens3 59.58 56.96 830.92 9.89 0.00 0.00 0.00 0.00 06:02:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 06:02:01 ens3 35.56 33.49 223.43 11.82 0.00 0.00 0.00 0.00 Average: lo 25.22 25.22 7.37 7.37 0.00 0.00 0.00 0.00 Average: ens3 156.22 106.92 1282.54 24.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8338) 08/15/26 _x86_64_ (4 CPU) 05:56:56 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:01 all 21.77 0.00 2.69 5.24 1.66 68.64 05:58:01 0 10.44 0.00 1.67 2.27 1.09 84.52 05:58:01 1 29.71 0.00 2.21 5.88 1.75 60.45 05:58:01 2 33.23 0.00 1.99 5.27 2.43 57.08 05:58:01 3 13.71 0.00 4.89 7.55 1.40 72.46 05:59:01 all 20.26 0.00 1.27 1.55 1.17 75.74 05:59:01 0 10.50 0.00 0.57 0.10 0.53 88.30 05:59:01 1 40.41 0.00 2.38 0.40 2.53 54.28 05:59:01 2 11.54 0.00 1.33 4.81 0.87 81.45 05:59:01 3 18.48 0.00 0.78 0.92 0.75 79.07 06:00:01 all 28.74 0.00 1.57 1.89 2.46 65.33 06:00:01 0 34.51 0.00 0.96 0.20 2.49 61.84 06:00:01 1 27.62 0.00 1.48 1.91 2.21 66.78 06:00:01 2 25.73 0.00 2.26 4.85 2.59 64.58 06:00:01 3 27.12 0.00 1.58 0.62 2.58 68.09 06:01:01 all 42.39 0.00 1.62 0.31 3.43 52.25 06:01:01 0 45.02 0.00 1.34 0.02 3.32 50.30 06:01:01 1 34.03 0.00 1.70 0.55 3.42 60.30 06:01:01 2 42.34 0.00 2.22 0.55 3.75 51.14 06:01:01 3 48.22 0.00 1.19 0.12 3.20 47.26 06:02:01 all 22.04 0.00 1.07 1.10 1.29 74.50 06:02:01 0 34.46 0.00 1.15 0.18 1.66 62.54 06:02:01 1 13.76 0.00 1.23 0.96 1.43 82.63 06:02:01 2 27.91 0.00 1.11 2.58 1.40 67.00 06:02:01 3 12.03 0.00 0.80 0.68 0.70 85.79 Average: all 27.05 0.00 1.64 2.02 2.01 67.28 Average: 0 26.99 0.00 1.14 0.55 1.82 69.50 Average: 1 29.11 0.00 1.80 1.93 2.27 64.89 Average: 2 28.16 0.00 1.78 3.61 2.21 64.23 Average: 3 23.94 0.00 1.85 1.97 1.73 70.51