---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9693 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 479 5320 0 2176 7216 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:8d:ef:f1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.216/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:fe8d:eff1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9693) 03/25/26 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 102.30 35.55 66.74 1237.19 5688.12 07:07:01 78.54 29.96 48.58 1686.24 8614.86 07:08:01 69.72 8.85 60.87 510.71 7418.76 07:09:01 28.23 3.40 24.83 130.11 4963.84 Average: 69.70 19.44 50.26 891.11 6671.44 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5945932 7388060 2221488 27.20 38748 1582516 733480 7.96 616060 1438716 76776 07:07:01 5646812 7345480 2520608 30.86 57412 1805336 787740 8.55 673144 1651184 102324 07:08:01 5489516 7416036 2677904 32.79 65048 2018956 654472 7.10 718628 1749548 115364 07:09:01 5393892 7339536 2773528 33.96 67332 2035328 737280 8.00 804112 1757512 14944 Average: 5619038 7372278 2548382 31.20 57135 1860534 728243 7.90 702986 1649240 77352 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:01 ens3 438.67 229.04 1470.70 66.25 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 64.08 55.83 436.62 15.80 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 339.24 354.87 1563.04 63.03 0.00 0.00 0.00 0.00 07:09:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 07:09:01 ens3 52.32 64.21 27.16 605.20 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 223.58 175.99 874.39 187.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9693) 03/25/26 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 24.09 0.00 1.88 3.75 1.87 68.41 07:06:01 0 20.70 0.00 1.98 1.65 1.41 74.26 07:06:01 1 40.83 0.00 2.11 4.99 1.78 50.28 07:06:01 2 16.71 0.00 1.61 3.44 2.10 76.14 07:06:01 3 18.21 0.00 1.79 4.91 2.19 72.90 07:07:01 all 24.59 0.00 1.62 2.39 2.07 69.33 07:07:01 0 54.69 0.00 2.89 1.28 2.46 38.68 07:07:01 1 7.76 0.00 0.78 1.71 1.20 88.55 07:07:01 2 25.35 0.00 1.77 5.56 2.12 65.20 07:07:01 3 10.71 0.00 1.02 1.02 2.55 84.70 07:08:01 all 41.92 0.00 2.30 1.19 4.49 50.09 07:08:01 0 41.50 0.00 1.68 0.77 3.95 52.10 07:08:01 1 48.56 0.00 2.12 1.87 4.38 43.07 07:08:01 2 30.96 0.00 2.26 1.42 5.15 60.21 07:08:01 3 46.75 0.00 3.17 0.71 4.44 44.93 07:09:01 all 20.56 0.00 0.88 1.01 1.51 76.04 07:09:01 0 26.86 0.00 0.97 0.18 1.03 70.96 07:09:01 1 44.24 0.00 1.31 1.16 1.99 51.29 07:09:01 2 4.49 0.00 0.57 2.64 1.97 90.33 07:09:01 3 6.92 0.00 0.66 0.03 1.04 91.34 Average: all 27.83 0.00 1.67 2.08 2.49 65.93 Average: 0 35.95 0.00 1.88 0.97 2.22 58.98 Average: 1 35.39 0.00 1.58 2.43 2.34 58.26 Average: 2 19.39 0.00 1.55 3.26 2.84 72.96 Average: 3 20.68 0.00 1.66 1.66 2.56 73.44