---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1527 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 9.5G 68G 13% / 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 606 11949 0 3483 15103 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:86:30:d3 brd ff:ff:ff:ff:ff:ff inet 10.30.107.163/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86153sec preferred_lft 86153sec inet6 fe80::f816:3eff:fe86:30d3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1527) 12/27/25 _x86_64_ (4 CPU) 02:52:05 LINUX RESTART (4 CPU) 02:53:01 tps rtps wtps bread/s bwrtn/s 02:54:01 225.51 11.90 213.61 248.49 22677.29 02:55:01 515.61 7.02 508.60 412.86 37671.72 02:56:01 49.40 3.47 45.93 160.40 9205.07 Average: 263.52 7.46 256.06 273.93 23185.47 02:53:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:54:01 12506880 14691664 3918088 23.85 95412 2261172 1471184 8.42 1529356 2092488 254624 02:55:01 11649588 14664008 4775380 29.07 153632 2920228 1702112 9.74 1680204 2698112 21076 02:56:01 12218620 15442852 4206348 25.61 157460 3118612 874504 5.00 1045788 2759252 24080 Average: 12125029 14932841 4299939 26.18 135501 2766671 1349267 7.72 1418449 2516617 99927 02:53:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:54:01 lo 4.00 4.00 0.38 0.38 0.00 0.00 0.00 0.00 02:54:01 ens3 544.44 371.54 5971.16 61.12 0.00 0.00 0.00 0.00 02:55:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 02:55:01 ens3 465.12 336.46 5020.46 46.10 0.00 0.00 0.00 0.00 02:56:01 lo 0.77 0.77 0.08 0.08 0.00 0.00 0.00 0.00 02:56:01 ens3 339.52 223.55 257.23 77.91 0.00 0.00 0.00 0.00 Average: lo 1.68 1.68 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 449.70 310.52 3749.81 61.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1527) 12/27/25 _x86_64_ (4 CPU) 02:52:05 LINUX RESTART (4 CPU) 02:53:01 CPU %user %nice %system %iowait %steal %idle 02:54:01 all 27.28 0.00 2.47 1.25 0.10 68.90 02:54:01 0 17.36 0.00 1.96 2.58 0.08 78.02 02:54:01 1 28.78 0.00 2.36 0.64 0.10 68.13 02:54:01 2 24.69 0.00 2.63 0.79 0.10 71.80 02:54:01 3 38.27 0.00 2.91 1.04 0.12 57.67 02:55:01 all 35.62 0.00 4.59 4.32 0.15 55.32 02:55:01 0 41.13 0.00 5.75 7.92 0.13 45.05 02:55:01 1 32.71 0.00 4.32 5.76 0.17 57.05 02:55:01 2 36.80 0.00 4.23 0.59 0.15 58.24 02:55:01 3 31.88 0.00 4.08 2.97 0.13 60.93 02:56:01 all 35.03 0.00 2.18 1.48 0.08 61.24 02:56:01 0 53.21 0.00 2.56 3.01 0.10 41.12 02:56:01 1 33.74 0.00 3.02 2.77 0.10 60.37 02:56:01 2 30.21 0.00 1.67 0.10 0.07 67.95 02:56:01 3 23.04 0.00 1.46 0.05 0.07 75.38 Average: all 32.64 0.00 3.08 2.35 0.11 61.82 Average: 0 37.24 0.00 3.42 4.50 0.11 54.74 Average: 1 31.75 0.00 3.23 3.06 0.12 61.83 Average: 2 30.56 0.00 2.84 0.49 0.11 66.00 Average: 3 31.04 0.00 2.81 1.35 0.11 64.69