---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7330 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 7.6G 12G 40% / 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 458 5367 0 2150 7239 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:c7:a6:ce brd ff:ff:ff:ff:ff:ff inet 10.32.7.166/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fec7:a6ce/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-7330) 10/25/25 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 139.24 57.96 81.29 3653.52 39843.24 07:07:01 56.30 0.22 56.08 27.11 9654.91 07:08:01 93.74 37.74 56.00 2146.75 8171.68 07:09:01 25.09 1.25 23.84 63.04 4904.61 Average: 78.68 24.39 54.29 1478.56 15667.45 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6064272 7452108 2103148 25.75 36016 1532224 659832 7.16 548080 1392532 70816 07:07:01 5768896 7412748 2398524 29.37 55524 1753252 675764 7.33 600244 1603756 129440 07:08:01 5524312 7426460 2643108 32.36 62588 1998636 647468 7.03 702564 1733720 113376 07:09:01 5464224 7378556 2703196 33.10 64784 2008280 687920 7.46 759160 1737036 8968 Average: 5705426 7417468 2461994 30.14 54728 1823098 667746 7.25 652512 1616761 80650 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 239.81 165.36 1155.49 60.71 0.00 0.00 0.00 0.00 07:06:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:07:01 ens3 39.91 30.38 566.40 4.22 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:08:01 ens3 259.75 260.93 1419.76 61.27 0.00 0.00 0.00 0.00 07:08:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 07:09:01 ens3 50.66 61.54 26.93 604.37 0.00 0.00 0.00 0.00 07:09:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 147.98 129.97 793.05 183.42 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7330) 10/25/25 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 19.27 0.00 2.65 5.92 4.08 68.07 07:06:02 0 15.20 0.00 1.45 2.31 3.14 77.90 07:06:02 1 9.95 0.00 4.32 7.56 3.49 74.69 07:06:02 2 31.57 0.00 2.65 8.18 5.46 52.14 07:06:02 3 20.22 0.00 2.22 5.68 4.21 67.68 07:07:01 all 19.80 0.00 1.22 2.11 2.07 74.81 07:07:01 0 13.78 0.00 0.98 0.86 1.50 82.88 07:07:01 1 0.84 0.00 0.08 0.00 0.69 98.38 07:07:01 2 10.82 0.00 0.81 6.83 1.92 79.63 07:07:01 3 53.56 0.00 2.95 0.70 4.15 38.63 07:08:01 all 34.61 0.00 2.21 2.35 7.55 53.28 07:08:01 0 37.67 0.00 1.90 0.79 7.48 52.16 07:08:01 1 36.71 0.00 2.36 3.29 7.33 50.31 07:08:01 2 28.38 0.00 1.73 1.58 6.94 61.37 07:08:01 3 35.67 0.00 2.83 3.74 8.45 49.32 07:09:01 all 19.85 0.00 0.89 1.11 1.80 76.36 07:09:01 0 0.93 0.00 0.33 0.05 1.03 97.67 07:09:01 1 17.10 0.00 0.80 1.06 1.56 79.48 07:09:01 2 4.07 0.00 0.66 2.83 1.11 91.33 07:09:01 3 57.39 0.00 1.76 0.48 3.53 36.84 Average: all 23.44 0.00 1.74 2.88 3.90 68.05 Average: 0 16.96 0.00 1.17 1.00 3.30 77.57 Average: 1 16.31 0.00 1.90 2.99 3.30 75.50 Average: 2 18.82 0.00 1.47 4.84 3.88 70.99 Average: 3 41.60 0.00 2.44 2.67 5.11 48.19