---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1319 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 7.8G 12G 41% / 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 5129 0 2384 7229 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:6e:6a:dd brd ff:ff:ff:ff:ff:ff inet 10.32.6.78/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86014sec preferred_lft 86014sec inet6 fe80::f816:3eff:fe6e:6add/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-1319) 12/20/25 _x86_64_ (4 CPU) 22:37:53 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:02 139.21 54.72 84.49 3597.93 40511.66 22:40:01 84.82 30.19 54.63 1684.72 9617.76 22:41:01 31.93 0.18 31.74 2.67 6118.71 22:42:01 9.08 0.00 9.08 0.00 361.35 22:43:01 48.19 2.17 46.03 115.31 8844.26 22:44:01 25.70 0.70 25.00 77.85 4782.80 Average: 56.41 14.62 41.79 910.93 11711.53 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:02 5956012 7382172 2211408 27.08 37004 1569124 733216 7.96 619268 1429960 86380 22:40:01 5627860 7330400 2539560 31.09 57064 1809304 839920 9.11 688504 1656216 104736 22:41:01 5536884 7313668 2630536 32.21 59316 1879576 790900 8.58 707532 1725164 2016 22:42:01 5519568 7303148 2647852 32.42 61080 1883728 790900 8.58 719868 1728504 1344 22:43:01 5257840 7395020 2909580 35.62 65888 2225204 701784 7.61 664440 2031592 108464 22:44:01 5257588 7405664 2909832 35.63 68324 2233280 686376 7.45 660896 2034632 9152 Average: 5525959 7355012 2641461 32.34 58113 1933369 757183 8.22 676751 1767678 52015 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:39:02 ens3 406.45 230.73 1428.83 65.61 0.00 0.00 0.00 0.00 22:40:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 22:40:01 ens3 90.16 60.47 434.93 16.70 0.00 0.00 0.00 0.00 22:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:41:01 ens3 99.83 113.55 1160.78 16.06 0.00 0.00 0.00 0.00 22:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:42:01 ens3 54.13 77.72 60.49 12.57 0.00 0.00 0.00 0.00 22:43:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 22:43:01 ens3 576.55 530.34 4084.82 69.92 0.00 0.00 0.00 0.00 22:44:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 22:44:01 ens3 11.91 12.68 9.28 6.09 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 206.82 171.22 1198.59 31.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1319) 12/20/25 _x86_64_ (4 CPU) 22:37:53 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:02 all 20.79 0.00 2.22 5.19 2.39 69.42 22:39:02 0 19.56 0.00 1.44 2.62 1.94 74.44 22:39:02 1 35.19 0.00 1.92 1.38 2.93 58.57 22:39:02 2 13.74 0.00 2.23 12.17 2.59 69.26 22:39:02 3 14.66 0.00 3.27 4.55 2.08 75.44 22:40:01 all 21.97 0.00 1.44 2.30 1.83 72.47 22:40:01 0 5.54 0.00 0.56 1.23 0.91 91.76 22:40:01 1 40.17 0.00 2.67 1.95 2.76 52.45 22:40:01 2 22.40 0.00 1.23 5.22 2.10 69.06 22:40:01 3 19.71 0.00 1.28 0.78 1.50 76.73 22:41:01 all 10.07 0.00 0.59 0.35 1.53 87.45 22:41:01 0 7.45 0.00 0.98 0.28 1.44 89.84 22:41:01 1 7.91 0.00 0.43 0.03 1.39 90.23 22:41:01 2 15.11 0.00 0.71 0.98 2.33 80.87 22:41:01 3 9.78 0.00 0.27 0.12 0.98 88.86 22:42:01 all 3.28 0.00 0.33 0.03 1.02 95.34 22:42:01 0 3.95 0.00 0.40 0.03 0.85 94.77 22:42:01 1 1.76 0.00 0.10 0.00 0.66 97.47 22:42:01 2 2.93 0.00 0.27 0.12 1.34 95.34 22:42:01 3 4.49 0.00 0.55 0.00 1.23 93.73 22:43:01 all 18.20 0.00 1.64 0.64 2.42 77.10 22:43:01 0 14.47 0.00 0.94 1.75 2.14 80.70 22:43:01 1 22.59 0.00 1.47 0.18 2.20 73.55 22:43:01 2 11.72 0.00 2.38 0.45 2.85 82.61 22:43:01 3 24.02 0.00 1.71 0.18 2.49 71.60 22:44:01 all 20.34 0.00 1.00 1.00 1.25 76.41 22:44:01 0 1.80 0.00 0.52 3.31 0.52 93.86 22:44:01 1 49.98 0.00 1.76 0.50 1.94 45.82 22:44:01 2 8.91 0.00 0.58 0.07 1.54 88.91 22:44:01 3 20.69 0.00 1.14 0.13 1.01 77.02 Average: all 15.76 0.00 1.20 1.58 1.74 79.71 Average: 0 8.81 0.00 0.81 1.54 1.30 87.54 Average: 1 26.23 0.00 1.39 0.67 1.98 69.72 Average: 2 12.44 0.00 1.23 3.16 2.13 81.04 Average: 3 15.56 0.00 1.37 0.96 1.55 80.56