---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13121 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 9.2G 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 620 12300 0 3119 15089 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:64:bf:3f brd ff:ff:ff:ff:ff:ff inet 10.30.106.45/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86037sec preferred_lft 86037sec inet6 fe80::f816:3eff:fe64:bf3f/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-13121) 11/16/25 _x86_64_ (4 CPU) 07:49:24 LINUX RESTART (4 CPU) 07:50:01 tps rtps wtps bread/s bwrtn/s 07:51:01 199.55 40.89 158.66 2322.56 49658.11 07:52:01 56.76 6.98 49.78 269.69 7263.32 07:53:01 22.43 0.53 21.90 12.80 12702.42 07:54:01 12.70 0.48 12.21 19.73 4179.57 07:55:01 34.16 3.65 30.51 373.40 15231.06 Average: 65.12 10.51 54.62 599.69 17807.96 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:51:01 12937396 14804224 3487572 21.23 75384 1980460 1582788 9.06 1453068 1793600 101316 07:52:01 11856492 13852492 4568476 27.81 79296 2101280 2478860 14.19 2478928 1838376 15248 07:53:01 11403524 13759604 5021444 30.57 80496 2454164 2407752 13.78 2579056 2178848 632 07:54:01 12552016 15208848 3872952 23.58 83476 2745412 1097824 6.28 1255064 2344280 261540 07:55:01 12563772 15415444 3861196 23.51 86916 2931936 892700 5.11 1106636 2475004 31544 Average: 12262640 14608122 4162328 25.34 81114 2442650 1691985 9.68 1774550 2126022 82056 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:51:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 07:51:01 ens3 335.15 254.93 3040.60 54.10 0.00 0.00 0.00 0.00 07:52:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 07:52:01 ens3 1298.82 722.11 1934.70 285.13 0.00 0.00 0.00 0.00 07:53:01 lo 24.68 24.68 4.92 4.92 0.00 0.00 0.00 0.00 07:53:01 ens3 533.28 338.49 469.04 118.15 0.00 0.00 0.00 0.00 07:54:01 lo 12.65 12.65 2.01 2.01 0.00 0.00 0.00 0.00 07:54:01 ens3 729.06 394.95 434.93 208.32 0.00 0.00 0.00 0.00 07:55:01 lo 0.53 0.53 0.07 0.07 0.00 0.00 0.00 0.00 07:55:01 ens3 859.71 514.00 2779.57 205.80 0.00 0.00 0.00 0.00 Average: lo 7.78 7.78 1.42 1.42 0.00 0.00 0.00 0.00 Average: ens3 751.19 444.89 1731.81 174.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13121) 11/16/25 _x86_64_ (4 CPU) 07:49:24 LINUX RESTART (4 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 07:51:01 all 31.33 0.00 1.83 2.33 0.08 64.43 07:51:01 0 37.46 0.00 1.97 2.99 0.10 57.49 07:51:01 1 38.59 0.00 2.65 1.22 0.07 57.48 07:51:01 2 27.98 0.00 1.17 0.70 0.08 70.07 07:51:01 3 21.24 0.00 1.54 4.41 0.07 72.74 07:52:01 all 60.15 0.00 2.12 0.13 0.10 37.50 07:52:01 0 55.17 0.00 2.23 0.10 0.08 42.42 07:52:01 1 68.40 0.00 1.67 0.25 0.12 29.56 07:52:01 2 63.62 0.00 2.37 0.00 0.10 33.90 07:52:01 3 53.41 0.00 2.20 0.15 0.12 44.13 07:53:01 all 23.75 0.00 1.10 0.32 0.05 74.78 07:53:01 0 23.80 0.00 0.82 0.02 0.05 75.32 07:53:01 1 25.88 0.00 0.78 0.00 0.05 73.29 07:53:01 2 25.44 0.00 1.50 0.02 0.05 72.99 07:53:01 3 19.92 0.00 1.27 1.29 0.05 77.47 07:54:01 all 65.84 0.00 2.34 0.08 0.10 31.63 07:54:01 0 65.60 0.00 1.44 0.00 0.10 32.86 07:54:01 1 64.59 0.00 2.61 0.22 0.10 32.49 07:54:01 2 68.68 0.00 2.66 0.00 0.10 28.55 07:54:01 3 64.48 0.00 2.68 0.12 0.12 32.61 07:55:01 all 47.22 0.00 1.71 0.30 0.08 50.69 07:55:01 0 51.95 0.00 1.29 0.07 0.08 46.62 07:55:01 1 39.96 0.00 1.88 0.03 0.07 58.06 07:55:01 2 52.55 0.00 1.75 0.08 0.08 45.53 07:55:01 3 44.42 0.00 1.94 1.02 0.08 52.54 Average: all 45.65 0.00 1.82 0.63 0.08 51.81 Average: 0 46.77 0.00 1.55 0.63 0.08 50.96 Average: 1 47.47 0.00 1.92 0.34 0.08 50.19 Average: 2 47.65 0.00 1.89 0.16 0.08 50.22 Average: 3 40.72 0.00 1.93 1.39 0.09 55.88