---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-15872 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 8.8G 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 626 12745 0 2668 15092 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:00:60:a5 brd ff:ff:ff:ff:ff:ff inet 10.30.106.108/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fe00:60a5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15872) 11/27/25 _x86_64_ (4 CPU) 13:26:22 LINUX RESTART (4 CPU) 13:27:01 tps rtps wtps bread/s bwrtn/s 13:28:01 188.77 33.94 154.82 1809.83 45472.02 13:29:01 57.02 10.01 47.01 806.27 7097.88 13:30:01 13.43 1.20 12.23 151.31 5403.50 13:31:01 241.76 1.98 239.78 137.71 11934.68 Average: 125.25 11.79 113.46 726.28 17477.02 13:27:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:28:01 13433748 15276228 2991220 18.21 75040 1956820 1000744 5.73 960632 1791764 114208 13:29:01 11500284 13452488 4924684 29.98 77152 2061660 2673772 15.30 2869308 1806844 3484 13:30:01 12848492 15215564 3576476 21.77 79120 2467924 1052060 6.02 1208676 2110452 254320 13:31:01 13115776 15517752 3309192 20.15 82092 2498508 789224 4.52 955008 2095280 26432 Average: 12724575 14865508 3700393 22.53 78351 2246228 1378950 7.89 1498406 1951085 99611 13:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:28:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 13:28:01 ens3 290.77 225.48 3032.75 40.65 0.00 0.00 0.00 0.00 13:29:01 lo 17.95 17.95 7.10 7.10 0.00 0.00 0.00 0.00 13:29:01 ens3 374.49 239.38 1297.98 68.69 0.00 0.00 0.00 0.00 13:30:01 lo 50.27 50.27 24.06 24.06 0.00 0.00 0.00 0.00 13:30:01 ens3 933.61 602.70 3346.29 183.73 0.00 0.00 0.00 0.00 13:31:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 13:31:01 ens3 294.95 184.94 294.55 93.89 0.00 0.00 0.00 0.00 Average: lo 17.42 17.42 7.83 7.83 0.00 0.00 0.00 0.00 Average: ens3 473.45 313.12 1992.89 96.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15872) 11/27/25 _x86_64_ (4 CPU) 13:26:22 LINUX RESTART (4 CPU) 13:27:01 CPU %user %nice %system %iowait %steal %idle 13:28:01 all 25.18 0.00 1.76 4.05 0.08 68.93 13:28:01 0 20.27 0.00 1.60 2.99 0.07 75.07 13:28:01 1 47.72 0.00 3.05 1.95 0.12 47.15 13:28:01 2 17.87 0.00 1.54 4.45 0.07 76.07 13:28:01 3 14.91 0.00 0.80 6.80 0.07 77.42 13:29:01 all 73.92 0.00 1.56 0.25 0.12 24.15 13:29:01 0 82.41 0.00 1.32 0.58 0.12 15.57 13:29:01 1 74.26 0.00 1.92 0.17 0.12 23.54 13:29:01 2 63.85 0.00 1.69 0.05 0.15 34.26 13:29:01 3 75.15 0.00 1.32 0.20 0.10 23.24 13:30:01 all 52.87 0.00 2.09 0.07 0.15 44.82 13:30:01 0 60.88 0.00 1.91 0.02 0.13 37.06 13:30:01 1 47.38 0.00 2.28 0.02 0.13 50.19 13:30:01 2 49.92 0.00 2.12 0.02 0.13 47.81 13:30:01 3 53.34 0.00 2.06 0.23 0.17 44.20 13:31:01 all 37.65 0.00 1.73 2.78 0.11 57.73 13:31:01 0 56.51 0.00 2.36 1.87 0.15 39.11 13:31:01 1 33.14 0.00 1.10 0.08 0.10 65.57 13:31:01 2 33.67 0.00 0.92 0.03 0.10 65.28 13:31:01 3 27.32 0.00 2.52 9.11 0.10 60.94 Average: all 47.40 0.00 1.79 1.79 0.11 48.91 Average: 0 55.01 0.00 1.80 1.37 0.12 41.71 Average: 1 50.62 0.00 2.09 0.56 0.12 46.62 Average: 2 41.29 0.00 1.57 1.14 0.11 55.89 Average: 3 42.71 0.00 1.68 4.08 0.11 51.42