---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7312 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 458 5196 0 2320 7234 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:3f:ca:8f brd ff:ff:ff:ff:ff:ff inet 10.32.6.110/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86018sec preferred_lft 86018sec inet6 fe80::f816:3eff:fe3f:ca8f/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-7312) 10/25/25 _x86_64_ (4 CPU) 03:47:57 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 167.96 89.45 78.50 5003.17 39931.09 03:50:01 61.90 5.68 56.23 183.16 9039.42 03:51:01 40.88 6.97 33.91 89.85 7177.74 03:52:01 8.50 0.00 8.50 0.00 315.58 03:53:01 47.53 0.42 47.11 14.53 8871.99 03:54:01 25.55 0.70 24.85 77.83 4746.16 Average: 58.71 17.23 41.47 896.64 11686.66 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 6052168 7435392 2115252 25.90 35852 1528028 680916 7.39 564596 1389644 70012 03:50:01 5850092 7493640 2317328 28.37 55636 1752596 599396 6.50 512908 1611876 127440 03:51:01 5527064 7244652 2640356 32.33 58700 1821632 880196 9.55 777176 1665664 1340 03:52:01 5510136 7234788 2657284 32.54 60596 1825920 880196 9.55 789268 1669176 2192 03:53:01 5310872 7388568 2856548 34.97 65676 2166484 714692 7.75 652428 1990528 112408 03:54:01 5329144 7413228 2838276 34.75 67960 2170108 686396 7.45 634476 1989068 10428 Average: 5596579 7368378 2570841 31.48 57403 1877461 740299 8.03 655142 1719326 53970 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 ens3 321.61 191.40 1189.34 63.54 0.00 0.00 0.00 0.00 03:49:02 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 03:50:01 ens3 51.35 34.82 639.56 5.32 0.00 0.00 0.00 0.00 03:50:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 03:51:01 ens3 100.62 101.08 1083.51 20.57 0.00 0.00 0.00 0.00 03:51:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 03:52:01 ens3 55.62 80.16 59.36 12.67 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 643.43 550.16 4045.59 72.76 0.00 0.00 0.00 0.00 03:53:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:54:01 ens3 11.39 11.93 8.89 5.76 0.00 0.00 0.00 0.00 03:54:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 197.72 161.93 1172.40 30.17 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7312) 10/25/25 _x86_64_ (4 CPU) 03:47:57 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 19.80 0.00 2.76 6.72 2.92 67.80 03:49:02 0 19.85 0.00 2.30 14.35 2.86 60.64 03:49:02 1 9.58 0.00 1.47 2.67 2.17 84.11 03:49:02 2 21.55 0.00 4.75 4.21 3.53 65.96 03:49:02 3 28.21 0.00 2.47 5.66 3.13 60.54 03:50:01 all 20.23 0.00 1.23 2.33 1.44 74.77 03:50:01 0 3.93 0.00 0.66 1.26 0.96 93.19 03:50:01 1 21.43 0.00 1.25 0.14 1.18 76.00 03:50:01 2 46.05 0.00 2.38 7.25 2.42 41.90 03:50:01 3 9.59 0.00 0.69 0.69 1.20 87.83 03:51:01 all 14.19 0.00 0.89 0.61 3.03 81.27 03:51:01 0 13.04 0.00 0.64 1.73 2.51 82.07 03:51:01 1 8.49 0.00 0.76 0.10 2.09 88.56 03:51:01 2 19.06 0.00 0.79 0.36 3.37 76.41 03:51:01 3 16.13 0.00 1.33 0.25 4.16 78.13 03:52:01 all 4.58 0.00 0.44 0.04 1.50 93.44 03:52:01 0 2.04 0.00 0.20 0.00 0.73 97.03 03:52:01 1 5.45 0.00 0.91 0.00 1.85 91.79 03:52:01 2 1.50 0.00 0.23 0.13 0.45 97.68 03:52:01 3 9.28 0.00 0.43 0.00 2.90 87.40 03:53:01 all 18.90 0.00 1.57 0.53 3.16 75.84 03:53:01 0 20.64 0.00 1.94 0.05 3.47 73.90 03:53:01 1 10.09 0.00 1.20 0.32 1.88 86.52 03:53:01 2 14.85 0.00 1.32 1.50 2.99 79.33 03:53:01 3 30.00 0.00 1.82 0.25 4.32 63.61 03:54:01 all 20.02 0.00 1.06 1.13 1.42 76.38 03:54:01 0 22.36 0.00 0.75 0.55 1.56 74.78 03:54:01 1 6.14 0.00 0.53 0.80 0.57 91.96 03:54:01 2 8.47 0.00 1.06 2.92 1.10 86.45 03:54:01 3 43.09 0.00 1.91 0.25 2.43 52.32 Average: all 16.27 0.00 1.33 1.89 2.25 78.26 Average: 0 13.67 0.00 1.08 3.00 2.02 80.23 Average: 1 10.16 0.00 1.02 0.67 1.62 86.52 Average: 2 18.52 0.00 1.76 2.72 2.31 74.70 Average: 3 22.72 0.00 1.44 1.18 3.03 71.63