---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-54 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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: 2799.998 BogoMIPS: 5599.99 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.7G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 607 12897 0 2534 15111 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:85:a4:f1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.76/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86162sec preferred_lft 86162sec inet6 fe80::f816:3eff:fe85:a4f1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-54) 12/18/25 _x86_64_ (4 CPU) 08:16:36 LINUX RESTART (4 CPU) 08:17:01 tps rtps wtps bread/s bwrtn/s 08:18:01 167.54 31.99 135.54 1681.99 42800.33 08:19:01 116.78 11.51 105.27 813.86 14980.17 08:20:01 25.11 4.60 20.51 184.64 1605.20 Average: 103.14 16.04 87.11 893.50 19795.23 08:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:18:01 13653992 15368436 2770976 16.87 71664 1836700 954828 5.46 863136 1680596 167124 08:19:01 12074148 14082344 4350820 26.49 79576 2112332 2127972 12.18 2240300 1860348 8444 08:20:01 13268692 15533248 3156276 19.22 82004 2362564 802332 4.59 939788 1962788 246140 Average: 12998944 14994676 3426024 20.86 77748 2103865 1295044 7.41 1347741 1834577 140569 08:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:18:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 08:18:01 ens3 141.16 105.98 1398.10 22.95 0.00 0.00 0.00 0.00 08:19:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 08:19:01 ens3 504.38 370.84 3280.16 78.55 0.00 0.00 0.00 0.00 08:20:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 08:20:01 ens3 419.56 231.64 423.37 82.63 0.00 0.00 0.00 0.00 Average: lo 0.62 0.62 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 355.04 236.16 1700.54 61.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-54) 12/18/25 _x86_64_ (4 CPU) 08:16:36 LINUX RESTART (4 CPU) 08:17:01 CPU %user %nice %system %iowait %steal %idle 08:18:01 all 23.38 0.00 1.68 2.88 0.06 72.00 08:18:01 0 38.21 0.00 2.91 1.24 0.07 57.58 08:18:01 1 30.64 0.00 2.03 1.47 0.08 65.77 08:18:01 2 13.38 0.00 0.97 6.12 0.05 79.49 08:18:01 3 11.31 0.00 0.87 2.69 0.03 85.10 08:19:01 all 61.82 0.00 2.18 0.41 0.10 35.49 08:19:01 0 62.14 0.00 2.57 0.33 0.10 34.86 08:19:01 1 53.46 0.00 2.24 0.38 0.10 43.81 08:19:01 2 66.42 0.00 1.68 0.55 0.10 31.25 08:19:01 3 65.33 0.00 2.19 0.37 0.10 32.01 08:20:01 all 60.31 0.00 2.09 0.11 0.09 37.41 08:20:01 0 66.01 0.00 2.46 0.07 0.12 31.34 08:20:01 1 60.85 0.00 1.66 0.05 0.08 37.36 08:20:01 2 51.11 0.00 2.60 0.05 0.08 46.16 08:20:01 3 63.30 0.00 1.65 0.28 0.07 34.70 Average: all 48.51 0.00 1.98 1.14 0.08 48.29 Average: 0 55.45 0.00 2.65 0.55 0.09 41.27 Average: 1 48.33 0.00 1.98 0.63 0.09 48.97 Average: 2 43.63 0.00 1.75 2.24 0.08 52.31 Average: 3 46.64 0.00 1.57 1.11 0.07 50.61