---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1066 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 7.6G 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 474 5323 0 2178 7221 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:70:86:b9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.7/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe70:86b9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1066) 04/21/26 _x86_64_ (4 CPU) 12:46:59 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 192.27 106.83 85.44 5371.77 40896.80 12:49:01 86.63 30.54 56.09 1730.28 9035.08 12:50:01 70.34 8.85 61.49 510.71 7492.08 12:51:01 25.19 3.47 21.73 131.96 4880.51 Average: 93.63 37.45 56.18 1936.97 15603.03 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5975492 7398036 2191928 26.84 37056 1565412 713892 7.75 600164 1427972 84640 12:49:01 5619180 7321232 2548240 31.20 57680 1808388 778584 8.45 697964 1653196 99312 12:50:01 5451640 7384796 2715780 33.25 65404 2025320 702108 7.62 752612 1754172 115592 12:51:01 5489772 7431984 2677648 32.78 67652 2031496 635444 6.90 713352 1753404 9144 Average: 5634021 7384012 2533399 31.02 56948 1857654 707507 7.68 691023 1647186 77172 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 374.95 230.91 1515.49 66.83 0.00 0.00 0.00 0.00 12:48:02 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 12:49:01 ens3 71.17 66.70 492.32 18.44 0.00 0.00 0.00 0.00 12:49:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 351.37 375.54 1550.73 65.74 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 58.90 65.86 28.90 607.34 0.00 0.00 0.00 0.00 12:51:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 214.69 185.24 898.52 190.32 0.00 0.00 0.00 0.00 Average: lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1066) 04/21/26 _x86_64_ (4 CPU) 12:46:59 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.98 0.00 2.65 6.31 1.18 67.88 12:48:02 0 18.82 0.00 4.82 9.70 0.99 65.68 12:48:02 1 23.97 0.00 2.06 3.09 1.02 69.86 12:48:02 2 28.09 0.00 1.79 6.59 1.23 62.30 12:48:02 3 17.02 0.00 1.97 5.82 1.50 73.69 12:49:01 all 25.19 0.00 1.60 1.92 1.26 70.04 12:49:01 0 33.06 0.00 1.65 0.64 1.31 63.34 12:49:01 1 23.21 0.00 1.23 0.12 1.34 74.10 12:49:01 2 25.55 0.00 1.88 5.42 1.22 65.93 12:49:01 3 18.95 0.00 1.60 1.52 1.17 76.76 12:50:01 all 42.02 0.00 2.37 0.81 2.65 52.15 12:50:01 0 49.92 0.00 2.57 0.30 2.87 44.34 12:50:01 1 35.62 0.00 2.06 0.35 2.65 59.32 12:50:01 2 48.25 0.00 2.22 0.07 2.57 46.89 12:50:01 3 34.30 0.00 2.64 2.49 2.49 58.09 12:51:01 all 21.09 0.00 1.05 0.66 0.73 76.47 12:51:01 0 38.47 0.00 1.23 0.20 1.15 58.94 12:51:01 1 34.01 0.00 1.38 0.05 1.05 63.50 12:51:01 2 7.51 0.00 0.85 0.02 0.47 91.16 12:51:01 3 4.40 0.00 0.75 2.38 0.27 92.19 Average: all 27.60 0.00 1.92 2.42 1.46 66.61 Average: 0 35.10 0.00 2.57 2.71 1.58 58.03 Average: 1 29.23 0.00 1.69 0.90 1.51 66.66 Average: 2 27.37 0.00 1.68 3.01 1.37 66.57 Average: 3 18.69 0.00 1.74 3.06 1.36 75.15