---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-757 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 7.5G 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 462 5419 0 2093 7235 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:ca:12:9e brd ff:ff:ff:ff:ff:ff inet 10.32.7.88/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:feca:129e/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-757) 04/17/26 _x86_64_ (4 CPU) 19:13:00 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 69.17 12.98 56.19 309.15 9857.56 19:16:01 64.39 8.43 55.96 466.99 7337.44 19:17:01 23.10 0.43 22.66 37.99 4392.20 Average: 52.22 7.28 44.94 271.38 7195.73 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5656812 7316920 2510608 30.74 56916 1767548 873204 9.47 707676 1609320 117400 19:16:01 5553776 7407884 2613644 32.00 62632 1950628 697460 7.57 691068 1716792 112528 19:17:01 5615280 7473972 2552140 31.25 64700 1952924 607524 6.59 631836 1712004 9880 Average: 5608623 7399592 2558797 31.33 61416 1890367 726063 7.88 676860 1679372 79936 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 77.27 62.17 711.12 15.57 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 254.14 282.79 1232.01 505.44 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 19:17:01 ens3 29.01 24.41 27.30 61.48 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 Average: ens3 120.14 123.12 656.81 194.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-757) 04/17/26 _x86_64_ (4 CPU) 19:13:00 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 24.45 0.00 1.50 1.56 1.20 71.28 19:15:01 0 7.47 0.00 0.35 0.38 0.52 91.28 19:15:01 1 47.26 0.00 2.22 0.28 1.67 48.58 19:15:01 2 18.30 0.00 1.37 1.08 1.46 77.79 19:15:01 3 24.81 0.00 2.08 4.50 1.15 67.46 19:16:01 all 37.94 0.00 1.80 1.10 2.08 57.09 19:16:01 0 35.34 0.00 1.55 0.48 1.90 60.72 19:16:01 1 47.46 0.00 1.35 0.98 1.95 48.26 19:16:01 2 41.04 0.00 1.82 1.47 2.38 53.30 19:16:01 3 27.93 0.00 2.47 1.45 2.08 66.07 19:17:01 all 21.09 0.00 1.02 0.67 0.69 76.52 19:17:01 0 1.91 0.00 0.57 2.31 0.28 94.92 19:17:01 1 9.75 0.00 0.85 0.05 0.27 89.09 19:17:01 2 66.23 0.00 2.03 0.27 1.72 29.75 19:17:01 3 6.46 0.00 0.64 0.03 0.49 92.39 Average: all 27.83 0.00 1.44 1.11 1.32 68.30 Average: 0 14.89 0.00 0.82 1.06 0.90 82.33 Average: 1 34.82 0.00 1.47 0.44 1.29 61.98 Average: 2 41.85 0.00 1.74 0.94 1.85 53.62 Average: 3 19.75 0.00 1.73 2.00 1.24 75.28