---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-634 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 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 574 12836 0 2629 15143 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:da:3e:f8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.234/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:feda:3ef8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-634) 12/21/25 _x86_64_ (4 CPU) 18:48:31 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 137.96 19.63 118.33 1254.46 36695.08 18:51:01 151.06 23.90 127.16 1268.86 40016.00 18:52:01 16.35 2.62 13.73 78.52 5625.86 18:53:01 51.07 3.15 47.93 118.91 12910.91 Average: 89.11 12.32 76.79 680.19 23811.96 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13915284 15606240 2509684 15.28 70496 1815220 721096 4.13 618240 1666072 165396 18:51:01 12181500 14201112 4243468 25.84 85588 2115720 2205432 12.62 2118472 1867700 51836 18:52:01 12080364 14108060 4344604 26.45 86060 2123140 2238256 12.81 2241936 1845416 2408 18:53:01 13157472 15517244 3267496 19.89 90436 2447224 786308 4.50 969280 2036840 8732 Average: 12833655 14858164 3591313 21.86 83145 2125326 1487773 8.51 1486982 1854007 57093 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 119.23 92.25 1339.08 22.71 0.00 0.00 0.00 0.00 18:50:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 18:51:01 ens3 445.63 374.72 3400.50 80.59 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 171.10 139.04 53.09 55.08 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 ens3 217.46 208.28 570.18 1242.14 0.00 0.00 0.00 0.00 18:53:01 lo 2.07 2.07 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 238.36 203.57 1340.71 350.13 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-634) 12/21/25 _x86_64_ (4 CPU) 18:48:31 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 17.39 0.00 1.32 4.61 0.06 76.61 18:50:01 0 12.36 0.00 1.37 1.65 0.10 84.52 18:50:01 1 49.90 0.00 2.88 3.68 0.08 43.46 18:50:01 2 3.86 0.00 0.43 6.65 0.05 89.00 18:50:01 3 3.50 0.00 0.62 6.45 0.03 89.40 18:51:01 all 39.70 0.00 1.94 2.22 0.10 56.04 18:51:01 0 35.31 0.00 2.19 3.77 0.12 58.61 18:51:01 1 39.92 0.00 1.46 1.98 0.12 56.53 18:51:01 2 47.67 0.00 1.29 1.91 0.08 49.05 18:51:01 3 35.93 0.00 2.83 1.22 0.08 59.94 18:52:01 all 72.85 0.00 2.03 0.08 0.11 24.93 18:52:01 0 73.90 0.00 2.32 0.25 0.12 23.41 18:52:01 1 78.07 0.00 1.69 0.02 0.10 20.12 18:52:01 2 66.42 0.00 2.04 0.02 0.12 31.41 18:52:01 3 73.00 0.00 2.06 0.03 0.12 24.79 18:53:01 all 29.57 0.00 1.88 1.11 0.07 67.37 18:53:01 0 26.29 0.00 1.64 1.66 0.07 70.34 18:53:01 1 29.51 0.00 1.60 0.43 0.07 68.38 18:53:01 2 20.55 0.00 1.60 2.22 0.07 75.56 18:53:01 3 41.86 0.00 2.66 0.12 0.07 55.30 Average: all 39.86 0.00 1.79 2.01 0.09 56.26 Average: 0 36.95 0.00 1.88 1.83 0.10 59.23 Average: 1 49.35 0.00 1.91 1.53 0.09 47.13 Average: 2 34.61 0.00 1.34 2.70 0.08 61.27 Average: 3 38.54 0.00 2.04 1.96 0.08 57.39