---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3636 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 7.5G 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 467 5415 0 2093 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:d3:a0:90 brd ff:ff:ff:ff:ff:ff inet 10.32.7.169/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fed3:a090/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3636) 09/13/25 _x86_64_ (4 CPU) 19:12:49 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 114.08 53.72 60.36 3535.94 5329.40 19:15:01 68.21 13.94 54.27 323.69 9748.97 19:16:01 59.56 6.28 53.27 400.73 7032.96 19:17:01 22.86 0.42 22.45 37.86 4388.60 Average: 66.17 18.61 47.56 1077.67 6612.04 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5961260 7400172 2206152 27.01 38688 1579260 734000 7.96 605872 1434244 97592 19:15:01 5675012 7337132 2492400 30.52 57280 1768792 845656 9.18 686048 1609520 106816 19:16:01 5623476 7477080 2543936 31.15 63188 1949540 610284 6.62 623284 1714392 113816 19:17:01 5609468 7467592 2557944 31.32 65144 1951924 619500 6.72 638220 1711604 12076 Average: 5717304 7420494 2450108 30.00 56075 1812379 702360 7.62 638356 1617440 82575 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:02 ens3 454.59 242.34 1458.71 66.48 0.00 0.00 0.00 0.00 19:15:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 19:15:01 ens3 76.14 45.58 435.94 17.78 0.00 0.00 0.00 0.00 19:16:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 318.81 310.76 1245.63 568.77 0.00 0.00 0.00 0.00 19:17:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 19:17:01 ens3 25.88 21.10 24.62 13.73 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 219.45 155.40 792.70 167.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3636) 09/13/25 _x86_64_ (4 CPU) 19:12:49 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 23.26 0.00 1.69 3.48 1.66 69.90 19:14:02 0 10.15 0.00 1.18 4.90 1.00 82.77 19:14:02 1 36.56 0.00 1.71 5.09 1.91 54.73 19:14:02 2 27.57 0.00 2.66 2.63 2.01 65.13 19:14:02 3 18.79 0.00 1.20 1.31 1.74 76.96 19:15:01 all 24.24 0.00 1.59 1.60 1.72 70.85 19:15:01 0 32.07 0.00 1.91 0.78 1.85 63.40 19:15:01 1 10.20 0.00 1.11 5.00 1.62 82.07 19:15:01 2 39.58 0.00 2.33 0.44 2.28 55.38 19:15:01 3 15.10 0.00 0.98 0.19 1.15 82.58 19:16:01 all 38.71 0.00 1.83 0.84 3.19 55.44 19:16:01 0 30.95 0.00 1.85 1.82 2.65 62.73 19:16:01 1 61.11 0.00 2.03 0.68 3.52 32.66 19:16:01 2 30.24 0.00 1.61 0.15 3.61 64.39 19:16:01 3 32.63 0.00 1.85 0.71 2.96 61.84 19:17:01 all 21.28 0.00 1.01 0.63 1.22 75.86 19:17:01 0 68.64 0.00 1.95 0.17 2.28 26.95 19:17:01 1 5.58 0.00 0.53 0.16 1.37 92.36 19:17:01 2 10.43 0.00 1.13 0.03 1.04 87.37 19:17:01 3 0.73 0.00 0.45 2.17 0.17 96.48 Average: all 26.89 0.00 1.53 1.64 1.95 67.99 Average: 0 35.43 0.00 1.72 1.92 1.95 58.98 Average: 1 28.38 0.00 1.34 2.72 2.11 65.45 Average: 2 26.90 0.00 1.93 0.81 2.24 68.13 Average: 3 16.85 0.00 1.12 1.10 1.51 79.42