---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-350 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.1G 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 544 12558 0 2936 15165 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:00:17:28 brd ff:ff:ff:ff:ff:ff inet 10.30.106.15/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe00:1728/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-350) 12/17/25 _x86_64_ (4 CPU) 15:36:26 LINUX RESTART (4 CPU) 15:37:01 tps rtps wtps bread/s bwrtn/s 15:38:01 72.15 3.78 68.37 56.30 11402.96 15:39:01 133.04 28.63 104.42 1673.32 17552.41 15:40:01 91.94 7.15 84.79 202.17 20161.12 15:41:01 55.86 0.70 55.16 45.59 20501.78 Average: 88.24 10.06 78.18 494.14 17402.30 15:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:38:01 14001052 15565468 2423916 14.76 62892 1703196 768444 4.40 651104 1561396 167424 15:39:01 13464812 15267396 2960156 18.02 78988 1912728 981056 5.61 976408 1745356 19784 15:40:01 12021732 14656128 4403236 26.81 92220 2708728 1361520 7.79 1854644 2266404 392620 15:41:01 12810560 15476296 3614408 22.01 96464 2734316 858640 4.91 1075456 2258548 9136 Average: 13074539 15241322 3350429 20.40 82641 2264742 992415 5.68 1139403 1957926 147241 15:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:38:01 ens3 86.61 66.41 906.09 9.44 0.00 0.00 0.00 0.00 15:38:01 lo 1.06 1.06 0.13 0.13 0.00 0.00 0.00 0.00 15:39:01 ens3 217.96 206.22 1564.90 47.02 0.00 0.00 0.00 0.00 15:39:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 15:40:01 ens3 551.47 457.92 6556.11 62.24 0.00 0.00 0.00 0.00 15:40:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 15:41:01 ens3 82.42 74.74 319.35 21.41 0.00 0.00 0.00 0.00 15:41:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 234.58 201.29 2336.37 35.02 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 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-350) 12/17/25 _x86_64_ (4 CPU) 15:36:26 LINUX RESTART (4 CPU) 15:37:01 CPU %user %nice %system %iowait %steal %idle 15:38:01 all 13.82 0.00 0.98 8.87 0.04 76.28 15:38:01 0 6.03 0.00 0.48 0.69 0.02 92.78 15:38:01 1 8.40 0.00 0.78 6.58 0.03 84.21 15:38:01 2 21.35 0.00 1.38 25.20 0.07 51.99 15:38:01 3 19.46 0.00 1.25 3.00 0.05 76.24 15:39:01 all 16.57 0.00 1.38 7.85 0.11 74.09 15:39:01 0 14.63 0.00 1.09 0.38 0.12 83.78 15:39:01 1 19.63 0.00 1.45 9.05 0.10 69.77 15:39:01 2 16.30 0.00 1.98 19.38 0.12 62.23 15:39:01 3 15.72 0.00 1.03 2.62 0.12 80.51 15:40:01 all 42.93 0.00 2.37 2.14 0.12 52.44 15:40:01 0 37.66 0.00 2.21 2.86 0.12 57.16 15:40:01 1 39.18 0.00 2.55 1.47 0.12 56.69 15:40:01 2 54.06 0.00 2.75 2.70 0.13 40.35 15:40:01 3 40.88 0.00 1.95 1.54 0.10 55.53 15:41:01 all 17.59 0.00 1.06 8.23 0.06 73.07 15:41:01 0 3.35 0.00 0.73 11.21 0.03 84.66 15:41:01 1 32.44 0.00 1.92 9.22 0.10 56.32 15:41:01 2 28.72 0.00 0.83 5.96 0.07 64.42 15:41:01 3 5.78 0.00 0.75 6.50 0.02 86.96 Average: all 22.71 0.00 1.44 6.78 0.08 68.99 Average: 0 15.41 0.00 1.13 3.79 0.07 79.60 Average: 1 24.90 0.00 1.68 6.58 0.09 66.75 Average: 2 30.08 0.00 1.74 13.32 0.10 54.76 Average: 3 20.45 0.00 1.25 3.41 0.07 74.82