---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4530 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 477 5334 0 2163 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:d0:bc:40 brd ff:ff:ff:ff:ff:ff inet 10.32.7.246/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fed0:bc40/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4530) 06/28/26 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 114.26 54.04 60.22 3561.42 5386.66 19:15:01 64.97 12.16 52.81 277.42 9700.25 19:16:01 69.07 6.46 62.61 398.00 8557.50 19:17:01 23.81 2.98 20.83 120.78 4326.88 Average: 68.03 18.91 49.12 1089.52 6992.88 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5970872 7408440 2196548 26.89 38516 1578128 709220 7.70 597408 1436052 98292 19:15:01 5665772 7392992 2501648 30.63 58412 1830124 828952 8.99 626728 1676236 156792 19:16:01 5467512 7385936 2699908 33.06 63816 2011844 706616 7.67 713336 1778748 104688 19:17:01 5431060 7358536 2736360 33.50 65696 2018360 723992 7.86 747876 1778876 8916 Average: 5633804 7386476 2533616 31.02 56610 1859614 742195 8.05 671337 1667478 92172 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:01 ens3 376.18 228.44 1474.47 65.94 0.00 0.00 0.00 0.00 19:15:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 78.12 60.46 527.92 15.02 0.00 0.00 0.00 0.00 19:16:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 19:16:01 ens3 251.52 263.06 1254.86 47.43 0.00 0.00 0.00 0.00 19:17:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 19:17:01 ens3 53.22 60.79 30.22 532.06 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 189.78 153.21 821.98 165.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4530) 06/28/26 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 23.29 0.00 1.77 3.41 1.23 70.31 19:14:01 0 20.67 0.00 1.53 5.95 0.88 70.97 19:14:01 1 38.59 0.00 1.78 1.60 1.31 56.71 19:14:01 2 8.24 0.00 1.56 1.12 1.45 87.63 19:14:01 3 25.64 0.00 2.18 4.96 1.28 65.93 19:15:01 all 23.42 0.00 1.58 1.59 1.41 72.00 19:15:01 0 17.62 0.00 0.96 0.33 1.13 79.96 19:15:01 1 37.64 0.00 2.74 1.50 1.71 56.40 19:15:01 2 10.76 0.00 0.94 0.26 1.32 86.70 19:15:01 3 27.73 0.00 1.66 4.24 1.48 64.88 19:16:01 all 38.67 0.00 2.00 1.41 2.58 55.35 19:16:01 0 53.98 0.00 1.69 1.26 2.68 40.39 19:16:01 1 30.72 0.00 1.86 2.98 2.33 62.11 19:16:01 2 30.02 0.00 2.33 1.16 2.99 63.50 19:16:01 3 39.94 0.00 2.11 0.25 2.31 55.39 19:17:01 all 18.60 0.00 0.86 0.64 0.77 79.13 19:17:01 0 13.54 0.00 1.01 1.65 0.55 83.25 19:17:01 1 9.29 0.00 0.68 0.72 0.45 88.86 19:17:01 2 34.18 0.00 1.40 0.12 1.13 63.17 19:17:01 3 17.40 0.00 0.32 0.10 0.93 81.26 Average: all 26.00 0.00 1.55 1.76 1.50 69.19 Average: 0 26.47 0.00 1.30 2.29 1.31 68.62 Average: 1 29.07 0.00 1.77 1.70 1.45 66.01 Average: 2 20.80 0.00 1.56 0.66 1.73 75.25 Average: 3 27.68 0.00 1.57 2.39 1.50 66.86