---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-671 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 7.5G 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 473 5411 0 2091 7224 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:c0:30:b0 brd ff:ff:ff:ff:ff:ff inet 10.32.6.100/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fec0:30b0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-671) 08/10/25 _x86_64_ (4 CPU) 19:13:00 LINUX RESTART (4 CPU) 19:14:02 tps rtps wtps bread/s bwrtn/s 19:15:01 59.42 0.22 59.20 27.11 9397.09 19:16:01 77.57 18.43 59.15 668.44 8487.30 19:17:01 22.16 0.88 21.28 57.06 4335.54 Average: 53.02 6.55 46.47 252.13 7395.70 19:14:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5789468 7405732 2377944 29.12 53900 1730352 701064 7.61 604232 1583584 110028 19:16:01 5544280 7391808 2623132 32.12 62684 1944328 694956 7.54 705280 1711952 101680 19:17:01 5575264 7430140 2592148 31.74 64616 1949248 640996 6.96 674068 1711164 10176 Average: 5636337 7409227 2531075 30.99 60400 1874643 679005 7.37 661193 1668900 73961 19:14:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 19:15:01 ens3 53.64 40.83 669.56 5.37 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 290.00 274.03 1402.20 58.90 0.00 0.00 0.00 0.00 19:17:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 53.09 57.16 28.04 544.79 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 132.69 124.47 700.14 204.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-671) 08/10/25 _x86_64_ (4 CPU) 19:13:00 LINUX RESTART (4 CPU) 19:14:02 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 19.52 0.00 1.19 2.30 1.69 75.30 19:15:01 0 0.08 0.00 0.62 7.64 0.86 90.79 19:15:01 1 18.66 0.00 0.84 0.33 2.44 77.73 19:15:01 2 53.72 0.00 2.91 1.19 2.91 39.26 19:15:01 3 5.54 0.00 0.35 0.02 0.57 93.52 19:16:01 all 38.25 0.00 1.95 1.53 4.91 53.35 19:16:01 0 31.28 0.00 1.56 0.72 4.31 62.12 19:16:01 1 39.20 0.00 2.64 2.64 5.98 49.54 19:16:01 2 40.04 0.00 2.19 2.29 5.26 50.23 19:16:01 3 42.48 0.00 1.45 0.44 4.07 51.56 19:17:01 all 20.65 0.00 0.93 0.91 1.59 75.92 19:17:01 0 18.75 0.00 0.70 0.56 1.31 78.68 19:17:01 1 36.83 0.00 1.02 0.67 3.05 58.44 19:17:01 2 19.17 0.00 1.21 2.35 1.41 75.87 19:17:01 3 7.59 0.00 0.80 0.07 0.55 90.99 Average: all 26.21 0.00 1.36 1.58 2.74 68.11 Average: 0 16.82 0.00 0.96 2.95 2.17 77.09 Average: 1 31.66 0.00 1.50 1.22 3.84 61.78 Average: 2 37.57 0.00 2.10 1.95 3.20 55.18 Average: 3 18.68 0.00 0.87 0.18 1.74 78.52