---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-29689 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 672K 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 633 12912 0 2493 15085 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:f0:db:5a brd ff:ff:ff:ff:ff:ff inet 10.30.106.147/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fef0:db5a/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-29689) 07/21/25 _x86_64_ (4 CPU) 18:48:19 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 133.56 10.71 122.85 271.02 46350.81 18:51:01 101.48 11.71 89.77 649.09 12165.17 18:52:01 20.53 2.50 18.03 67.46 1553.21 Average: 85.19 8.31 76.88 329.19 20023.06 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13882232 15544344 2542736 15.48 71892 1784656 792268 4.53 684008 1635788 99092 18:51:01 12628076 14570884 3796892 23.12 84996 2040580 1863624 10.67 1724608 1822680 15560 18:52:01 13280660 15482192 3144308 19.14 86748 2294976 828216 4.74 933860 1958800 248864 Average: 13263656 15199140 3161312 19.25 81212 2040071 1161369 6.65 1114159 1805756 121172 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 220.63 181.29 1109.54 38.99 0.00 0.00 0.00 0.00 18:50:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 18:51:01 ens3 416.85 314.51 3010.09 64.64 0.00 0.00 0.00 0.00 18:51:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:52:01 ens3 280.42 198.10 363.96 68.52 0.00 0.00 0.00 0.00 18:52:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 305.97 231.30 1494.53 57.38 0.00 0.00 0.00 0.00 Average: lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-29689) 07/21/25 _x86_64_ (4 CPU) 18:48:19 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 12.59 0.00 1.15 3.76 0.06 82.44 18:50:01 0 29.25 0.00 1.84 0.73 0.07 68.11 18:50:01 1 10.50 0.00 1.14 3.91 0.07 84.39 18:50:01 2 8.51 0.00 1.00 2.44 0.03 88.02 18:50:01 3 2.00 0.00 0.64 7.96 0.07 89.33 18:51:01 all 56.93 0.00 2.09 0.30 0.10 40.58 18:51:01 0 56.83 0.00 2.54 0.27 0.08 40.28 18:51:01 1 61.04 0.00 1.89 0.18 0.08 36.81 18:51:01 2 57.52 0.00 1.96 0.50 0.08 39.93 18:51:01 3 52.36 0.00 1.98 0.25 0.10 45.30 18:52:01 all 64.86 0.00 2.08 0.08 0.09 32.89 18:52:01 0 63.89 0.00 2.64 0.05 0.10 33.32 18:52:01 1 58.37 0.00 2.65 0.03 0.10 38.85 18:52:01 2 67.51 0.00 1.90 0.22 0.08 30.29 18:52:01 3 69.72 0.00 1.09 0.02 0.10 29.07 Average: all 44.80 0.00 1.77 1.38 0.08 51.97 Average: 0 49.97 0.00 2.34 0.35 0.08 47.25 Average: 1 43.32 0.00 1.89 1.37 0.08 53.33 Average: 2 44.46 0.00 1.62 1.05 0.07 52.80 Average: 3 41.43 0.00 1.24 2.73 0.09 54.51