---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1246 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 465 5363 0 2146 7230 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:5c:dd:23 brd ff:ff:ff:ff:ff:ff inet 10.32.7.77/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe5c:dd23/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1246) 12/20/25 _x86_64_ (4 CPU) 10:25:55 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:01 150.81 67.17 83.64 4294.22 40668.04 10:28:01 65.93 12.43 53.51 263.73 8673.53 10:29:01 70.20 5.93 64.27 387.40 10476.39 10:30:01 22.71 0.68 22.03 77.71 3428.99 Average: 77.41 21.55 55.86 1255.63 15810.63 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:01 5984688 7409456 2182732 26.72 36688 1568076 709504 7.70 592032 1428092 85064 10:28:01 5705096 7369452 2462324 30.15 57348 1770964 840196 9.12 652096 1615116 134744 10:29:01 5485268 7388820 2682152 32.84 63892 1997972 710688 7.71 687852 1788928 74540 10:30:01 5486204 7395076 2681216 32.83 66260 2000516 700240 7.60 687940 1786836 9820 Average: 5665314 7390701 2502106 30.64 56047 1834382 740157 8.03 654980 1654743 76042 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:01 ens3 383.29 229.63 1427.18 63.92 0.00 0.00 0.00 0.00 10:27:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 10:28:01 ens3 75.76 48.21 465.60 13.71 0.00 0.00 0.00 0.00 10:28:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 10:29:01 ens3 321.78 329.35 2484.78 57.44 0.00 0.00 0.00 0.00 10:29:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 10:30:01 ens3 18.54 15.51 15.70 12.90 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 Average: ens3 199.83 155.66 1098.22 36.99 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 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1246) 12/20/25 _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 20.05 0.00 2.60 5.05 2.60 69.70 10:27:01 0 9.74 0.00 1.17 2.21 2.40 84.48 10:27:01 1 8.11 0.00 1.34 7.93 2.02 80.61 10:27:01 2 35.28 0.00 2.28 2.51 3.26 56.66 10:27:01 3 27.06 0.00 5.61 7.55 2.75 57.03 10:28:01 all 21.80 0.00 1.29 2.02 2.01 72.89 10:28:01 0 5.43 0.00 0.67 5.51 1.88 86.50 10:28:01 1 18.68 0.00 0.93 1.51 1.97 76.92 10:28:01 2 43.14 0.00 2.64 0.68 2.49 51.05 10:28:01 3 20.10 0.00 0.90 0.33 1.69 76.98 10:29:01 all 35.67 0.00 1.98 0.98 5.09 56.28 10:29:01 0 31.64 0.00 2.01 1.57 4.57 60.21 10:29:01 1 27.56 0.00 2.27 1.32 4.76 64.09 10:29:01 2 32.93 0.00 2.02 0.60 5.97 58.47 10:29:01 3 50.54 0.00 1.66 0.43 5.01 42.36 10:30:01 all 20.48 0.00 0.97 0.83 1.48 76.24 10:30:01 0 6.52 0.00 0.60 0.90 1.16 90.83 10:30:01 1 24.73 0.00 1.26 0.65 1.54 71.82 10:30:01 2 40.72 0.00 1.47 1.75 2.32 53.73 10:30:01 3 9.86 0.00 0.52 0.05 0.88 88.69 Average: all 24.52 0.00 1.71 2.22 2.80 68.75 Average: 0 13.34 0.00 1.12 2.55 2.50 80.49 Average: 1 19.77 0.00 1.45 2.85 2.58 73.35 Average: 2 38.00 0.00 2.10 1.39 3.52 55.00 Average: 3 26.96 0.00 2.17 2.09 2.59 66.19