---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7384 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 7.7G 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 449 5187 0 2339 7242 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:f4:64:de brd ff:ff:ff:ff:ff:ff inet 10.32.6.135/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86031sec preferred_lft 86031sec inet6 fe80::f816:3eff:fef4:64de/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-7384) 10/25/25 _x86_64_ (4 CPU) 16:37:05 LINUX RESTART (4 CPU) 16:38:02 tps rtps wtps bread/s bwrtn/s 16:39:01 45.27 2.36 42.92 48.80 6041.75 16:40:01 82.69 30.14 52.55 1645.72 9878.84 16:41:01 21.66 10.21 11.45 773.87 5691.18 16:42:01 19.66 0.97 18.70 28.26 7364.11 16:43:01 21.74 0.68 21.06 77.71 1503.50 Average: 38.18 8.89 29.29 516.44 6096.03 16:38:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:39:01 5892872 7464180 2274540 27.85 50444 1691056 656476 7.12 538820 1551680 168652 16:40:01 5552924 7325336 2614488 32.01 59780 1874188 788732 8.56 693772 1718200 70988 16:41:01 4406312 6303220 3761100 46.05 62992 1991128 1677048 18.20 1772320 1772456 6652 16:42:01 5258604 7362972 2908808 35.61 67916 2188648 742420 8.06 775216 1911732 16740 16:43:01 5279516 7383496 2887896 35.36 69828 2186440 724064 7.86 760092 1906060 11576 Average: 5278046 7167841 2889366 35.38 62192 1986292 917748 9.96 908044 1772026 54922 16:38:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:39:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 16:39:01 ens3 53.81 39.92 739.43 4.81 0.00 0.00 0.00 0.00 16:40:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 16:40:01 ens3 108.20 81.64 1232.81 18.08 0.00 0.00 0.00 0.00 16:41:01 lo 41.53 41.53 15.25 15.25 0.00 0.00 0.00 0.00 16:41:01 ens3 128.75 111.45 1470.44 15.71 0.00 0.00 0.00 0.00 16:42:01 lo 81.04 81.04 21.30 21.30 0.00 0.00 0.00 0.00 16:42:01 ens3 113.11 100.80 1250.66 17.02 0.00 0.00 0.00 0.00 16:43:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 16:43:01 ens3 12.13 12.90 9.24 6.02 0.00 0.00 0.00 0.00 Average: lo 25.09 25.09 7.38 7.38 0.00 0.00 0.00 0.00 Average: ens3 83.30 69.44 941.16 12.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7384) 10/25/25 _x86_64_ (4 CPU) 16:37:05 LINUX RESTART (4 CPU) 16:38:02 CPU %user %nice %system %iowait %steal %idle 16:39:01 all 18.72 0.00 1.23 2.76 2.18 75.10 16:39:01 0 14.62 0.00 1.15 0.64 1.27 82.32 16:39:01 1 39.08 0.00 2.14 1.23 2.71 54.84 16:39:01 2 13.83 0.00 0.82 0.60 2.52 82.23 16:39:01 3 7.44 0.00 0.81 8.53 2.20 81.03 16:40:01 all 18.00 0.00 1.28 2.83 3.51 74.38 16:40:01 0 13.05 0.00 0.87 2.74 3.11 80.22 16:40:01 1 34.10 0.00 2.42 2.65 4.18 56.64 16:40:01 2 9.88 0.00 0.97 3.01 2.81 83.33 16:40:01 3 15.01 0.00 0.89 2.92 3.92 77.26 16:41:01 all 43.30 0.00 1.51 0.85 7.96 46.38 16:41:01 0 45.80 0.00 1.40 1.11 7.92 43.77 16:41:01 1 39.90 0.00 1.42 0.62 7.91 50.15 16:41:01 2 43.76 0.00 1.46 1.28 7.42 46.08 16:41:01 3 43.73 0.00 1.75 0.39 8.60 45.53 16:42:01 all 27.76 0.00 1.38 0.90 4.22 65.74 16:42:01 0 27.65 0.00 1.34 0.18 3.76 67.07 16:42:01 1 43.18 0.00 1.13 0.31 4.56 50.82 16:42:01 2 17.92 0.00 1.48 0.86 4.13 75.61 16:42:01 3 22.41 0.00 1.55 2.24 4.43 69.39 16:43:01 all 19.71 0.00 0.91 1.45 1.97 75.96 16:43:01 0 44.39 0.00 1.27 0.81 2.88 50.64 16:43:01 1 19.47 0.00 1.05 0.20 1.18 78.10 16:43:01 2 14.03 0.00 0.86 0.68 2.11 82.32 16:43:01 3 1.01 0.00 0.48 4.10 1.71 92.70 Average: all 25.55 0.00 1.26 1.75 3.98 67.45 Average: 0 29.20 0.00 1.21 1.10 3.81 64.69 Average: 1 35.16 0.00 1.63 1.00 4.13 58.08 Average: 2 19.92 0.00 1.12 1.29 3.80 73.87 Average: 3 18.01 0.00 1.09 3.61 4.19 73.10