---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3813 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 427 5104 0 2443 7261 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:47:25:5b brd ff:ff:ff:ff:ff:ff inet 10.32.6.213/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86051sec preferred_lft 86051sec inet6 fe80::f816:3eff:fe47:255b/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-3813) 06/20/26 _x86_64_ (4 CPU) 05:14:57 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 163.00 86.84 76.16 4963.81 39665.33 05:17:01 58.35 0.20 58.14 22.50 9898.66 05:18:01 71.85 30.16 41.69 1646.13 10665.96 05:19:01 19.08 10.25 8.83 776.27 3627.93 05:20:01 23.96 1.52 22.45 102.38 7187.47 Average: 67.28 25.88 41.40 1507.28 14224.33 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 6111664 7483656 2055756 25.17 35252 1517796 640176 6.95 515432 1380908 63096 05:17:01 5739176 7429524 2428244 29.73 54848 1800320 683508 7.42 583232 1650632 170176 05:18:01 5466776 7345584 2700644 33.07 62156 1974136 768324 8.34 695596 1797004 9884 05:19:01 4436036 6434544 3731384 45.69 64416 2087804 1589916 17.25 1640744 1868712 608 05:20:01 5217108 7422108 2950312 36.12 69532 2284996 677172 7.35 720852 2004384 28084 Average: 5394152 7223083 2773268 33.96 57241 1933010 871819 9.46 831171 1740328 54370 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 05:16:02 ens3 328.24 184.22 1108.78 61.01 0.00 0.00 0.00 0.00 05:17:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:17:01 ens3 63.65 44.16 778.37 5.37 0.00 0.00 0.00 0.00 05:18:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 05:18:01 ens3 129.65 111.63 1832.96 22.84 0.00 0.00 0.00 0.00 05:19:01 lo 86.44 86.44 32.13 32.13 0.00 0.00 0.00 0.00 05:19:01 ens3 124.16 110.73 1443.88 12.80 0.00 0.00 0.00 0.00 05:20:01 lo 35.26 35.26 4.36 4.36 0.00 0.00 0.00 0.00 05:20:01 ens3 124.93 113.06 1254.59 19.99 0.00 0.00 0.00 0.00 Average: lo 25.05 25.05 7.38 7.38 0.00 0.00 0.00 0.00 Average: ens3 154.43 112.99 1285.40 24.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3813) 06/20/26 _x86_64_ (4 CPU) 05:14:57 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 19.89 0.00 3.13 6.25 3.22 67.52 05:16:02 0 23.58 0.00 1.91 3.93 3.10 67.49 05:16:02 1 27.95 0.00 2.48 3.49 3.12 62.96 05:16:02 2 9.47 0.00 5.73 12.18 3.37 69.25 05:16:02 3 18.57 0.00 2.37 5.37 3.29 70.40 05:17:01 all 19.56 0.00 1.20 2.12 1.42 75.71 05:17:01 0 11.77 0.00 0.75 0.85 0.88 85.75 05:17:01 1 53.18 0.00 2.92 0.64 2.92 40.34 05:17:01 2 6.63 0.00 0.88 6.95 1.06 84.48 05:17:01 3 6.59 0.00 0.25 0.03 0.81 92.31 05:18:01 all 17.04 0.00 1.10 1.93 3.03 76.90 05:18:01 0 18.00 0.00 1.16 2.06 3.32 75.46 05:18:01 1 21.48 0.00 1.39 4.40 2.91 69.82 05:18:01 2 18.54 0.00 1.22 1.01 2.82 76.40 05:18:01 3 10.15 0.00 0.63 0.23 3.05 85.94 05:19:01 all 47.43 0.00 1.62 0.59 5.98 44.37 05:19:01 0 47.51 0.00 1.52 0.51 5.97 44.49 05:19:01 1 46.57 0.00 1.71 0.95 6.01 44.76 05:19:01 2 47.51 0.00 1.45 0.49 5.94 44.61 05:19:01 3 48.14 0.00 1.80 0.40 6.03 43.64 05:20:01 all 26.09 0.00 1.47 0.79 2.49 69.15 05:20:01 0 34.10 0.00 0.78 0.08 2.49 62.55 05:20:01 1 27.49 0.00 1.87 2.53 2.85 65.26 05:20:01 2 18.13 0.00 1.69 0.36 2.02 77.80 05:20:01 3 24.66 0.00 1.58 0.16 2.61 70.98 Average: all 26.04 0.00 1.71 2.33 3.24 66.68 Average: 0 27.07 0.00 1.22 1.49 3.16 67.05 Average: 1 35.28 0.00 2.07 2.41 3.57 56.68 Average: 2 20.12 0.00 2.20 4.19 3.05 70.44 Average: 3 21.71 0.00 1.33 1.25 3.17 72.54