---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-872 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: 2799.998 BogoMIPS: 5599.99 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 480 5395 0 2099 7217 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:69:9f:48 brd ff:ff:ff:ff:ff:ff inet 10.32.7.151/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fe69:9f48/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-872) 05/14/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 152.59 65.21 87.39 4279.02 41061.84 19:15:01 72.94 12.73 60.21 293.64 8895.03 19:16:01 61.63 8.48 53.15 470.38 9676.11 19:17:01 18.51 0.35 18.16 33.73 1423.10 Average: 76.42 21.69 54.73 1269.12 15263.52 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5958816 7404456 2208604 27.04 38568 1586004 716540 7.77 599464 1443596 97524 19:15:01 5524468 7197696 2642952 32.36 58884 1777584 919388 9.98 825852 1618416 97252 19:16:01 5532276 7394108 2635144 32.26 63188 1957952 681904 7.40 708712 1720572 24932 19:17:01 5489152 7355060 2678268 32.79 65364 1959292 730540 7.93 751380 1719072 11068 Average: 5626178 7337830 2541242 31.11 56501 1820208 762093 8.27 721352 1625414 57694 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 433.34 250.61 1586.98 65.78 0.00 0.00 0.00 0.00 19:14:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 19:15:01 ens3 106.51 106.23 484.93 26.44 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 222.68 235.25 1186.86 560.94 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 12.86 13.11 10.31 6.25 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 193.85 151.30 817.27 164.86 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-872) 05/14/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.06 0.00 2.55 4.60 1.28 69.52 19:14:01 0 9.96 0.00 1.33 5.41 0.82 82.47 19:14:01 1 35.51 0.00 5.05 2.14 1.57 55.73 19:14:01 2 11.53 0.00 1.33 3.72 1.27 82.15 19:14:01 3 31.22 0.00 2.43 7.14 1.48 57.72 19:15:01 all 27.82 0.00 1.54 1.63 1.60 67.41 19:15:01 0 21.49 0.00 1.00 0.18 1.03 76.30 19:15:01 1 41.25 0.00 2.27 0.27 1.89 54.32 19:15:01 2 38.85 0.00 1.77 1.20 2.02 56.17 19:15:01 3 9.70 0.00 1.13 4.88 1.40 82.89 19:16:01 all 32.94 0.00 1.69 1.38 1.99 62.00 19:16:01 0 28.97 0.00 1.28 0.68 1.66 67.40 19:16:01 1 27.19 0.00 1.73 2.11 1.99 66.97 19:16:01 2 48.15 0.00 1.63 0.18 2.39 47.65 19:16:01 3 27.45 0.00 2.11 2.55 1.92 65.97 19:17:01 all 21.23 0.00 0.85 0.50 0.89 76.53 19:17:01 0 18.31 0.00 1.23 0.05 0.58 79.82 19:17:01 1 12.27 0.00 0.63 1.70 0.40 85.00 19:17:01 2 45.02 0.00 1.00 0.08 1.58 52.32 19:17:01 3 9.39 0.00 0.53 0.13 1.01 88.93 Average: all 26.02 0.00 1.66 2.03 1.44 68.86 Average: 0 19.69 0.00 1.21 1.58 1.02 76.50 Average: 1 29.07 0.00 2.42 1.55 1.46 65.49 Average: 2 35.89 0.00 1.43 1.30 1.82 59.56 Average: 3 19.43 0.00 1.55 3.67 1.45 73.89