---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3459 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 442 5389 0 2143 7253 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:ac:fd:c8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.163/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:feac:fdc8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3459) 01/17/26 _x86_64_ (4 CPU) 10:25:55 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:01 149.82 69.89 79.92 4360.68 40149.30 10:28:01 66.24 11.86 54.37 245.69 9755.17 10:29:01 67.75 6.50 61.25 405.60 10191.47 10:30:01 22.53 0.68 21.84 77.71 3472.71 Average: 76.58 22.24 54.35 1272.53 15892.89 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:01 6035268 7430796 2132152 26.11 36584 1539168 674928 7.32 569448 1399180 72172 10:28:01 5832688 7493228 2334732 28.59 56968 1767552 780376 8.47 518076 1620152 127788 10:29:01 5506792 7407536 2660628 32.58 63680 1995276 668384 7.25 666672 1785928 76504 10:30:01 5519284 7424992 2648136 32.42 65932 1997632 651336 7.07 655896 1783608 9780 Average: 5723508 7439138 2443912 29.92 55791 1824907 693756 7.53 602523 1647217 71561 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 10:27:01 ens3 355.16 214.53 1248.16 64.13 0.00 0.00 0.00 0.00 10:28:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 10:28:01 ens3 63.66 41.74 699.15 12.32 0.00 0.00 0.00 0.00 10:29:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 10:29:01 ens3 311.28 334.87 2486.66 60.75 0.00 0.00 0.00 0.00 10:30:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:30:01 ens3 14.33 13.15 15.12 5.98 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 186.10 151.06 1112.17 35.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3459) 01/17/26 _x86_64_ (4 CPU) 10:25:55 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:01 all 20.60 0.00 2.80 5.46 3.77 67.36 10:27:01 0 25.79 0.00 1.83 4.64 3.46 64.28 10:27:01 1 18.79 0.00 1.46 4.06 3.65 72.03 10:27:01 2 14.48 0.00 3.03 9.97 4.74 67.77 10:27:01 3 23.52 0.00 4.87 3.08 3.21 65.32 10:28:01 all 20.48 0.00 1.39 2.30 2.20 73.63 10:28:01 0 40.20 0.00 2.63 1.49 2.96 52.73 10:28:01 1 12.24 0.00 0.96 0.43 1.82 84.55 10:28:01 2 8.09 0.00 1.06 6.90 2.08 81.88 10:28:01 3 21.42 0.00 0.93 0.35 1.94 75.36 10:29:01 all 37.33 0.00 2.08 1.15 7.25 52.19 10:29:01 0 29.62 0.00 2.03 1.81 6.73 59.80 10:29:01 1 41.20 0.00 1.96 1.01 7.58 48.25 10:29:01 2 44.21 0.00 1.91 1.48 7.12 45.27 10:29:01 3 34.31 0.00 2.38 0.29 7.57 55.44 10:30:01 all 20.59 0.00 0.94 0.94 1.94 75.59 10:30:01 0 15.33 0.00 0.60 0.86 1.38 81.83 10:30:01 1 13.95 0.00 1.09 0.17 1.67 83.12 10:30:01 2 14.74 0.00 1.09 2.19 1.98 80.00 10:30:01 3 38.32 0.00 0.98 0.55 2.73 57.43 Average: all 24.79 0.00 1.81 2.46 3.80 67.14 Average: 0 27.76 0.00 1.78 2.20 3.65 64.62 Average: 1 21.61 0.00 1.37 1.42 3.70 71.90 Average: 2 20.42 0.00 1.78 5.15 3.99 68.66 Average: 3 29.41 0.00 2.29 1.06 3.88 63.35