---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4280 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 8.5G 69G 11% / 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 616 13038 0 2385 15105 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:49:3e:af brd ff:ff:ff:ff:ff:ff inet 10.30.106.81/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86039sec preferred_lft 86039sec inet6 fe80::f816:3eff:fe49:3eaf/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-4280) 10/21/25 _x86_64_ (4 CPU) 21:10:21 LINUX RESTART (4 CPU) 21:11:02 tps rtps wtps bread/s bwrtn/s 21:12:01 180.75 40.28 140.47 2471.85 31028.50 21:13:01 45.36 3.75 41.61 159.44 6488.65 21:14:01 3.47 0.00 3.47 0.00 190.23 21:15:01 7.38 1.27 6.11 42.79 583.01 21:16:01 27.01 3.02 24.00 278.89 6659.02 Average: 52.36 9.56 42.80 584.28 8915.91 21:11:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 13060288 14865552 3364680 20.49 73528 1923132 1447972 8.29 1412268 1720684 92044 21:13:01 12486484 14394860 3938484 23.98 76588 2019232 1871488 10.71 1918836 1777948 4632 21:14:01 12465364 14373784 3959604 24.11 76652 2019280 1871488 10.71 1939208 1777988 196 21:15:01 13372092 15349296 3052876 18.59 78552 2083624 984248 5.63 983944 1824400 52808 21:16:01 13384624 15499404 3040344 18.51 81892 2215008 804304 4.60 896032 1896232 29548 Average: 12953770 14896579 3471198 21.13 77442 2052055 1395900 7.99 1430058 1799450 35846 21:11:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 21:12:01 ens3 272.92 187.95 2159.01 45.76 0.00 0.00 0.00 0.00 21:13:01 lo 1.57 1.57 0.08 0.08 0.00 0.00 0.00 0.00 21:13:01 ens3 481.85 294.45 1278.98 103.17 0.00 0.00 0.00 0.00 21:14:01 lo 3.83 3.83 0.19 0.19 0.00 0.00 0.00 0.00 21:14:01 ens3 5.02 5.68 1.15 2.25 0.00 0.00 0.00 0.00 21:15:01 lo 18.18 18.18 2.65 2.65 0.00 0.00 0.00 0.00 21:15:01 ens3 491.84 282.49 950.54 84.40 0.00 0.00 0.00 0.00 21:16:01 lo 0.53 0.53 0.07 0.07 0.00 0.00 0.00 0.00 21:16:01 ens3 823.03 474.14 2018.13 202.54 0.00 0.00 0.00 0.00 Average: lo 4.97 4.97 0.61 0.61 0.00 0.00 0.00 0.00 Average: ens3 415.41 249.15 1278.62 87.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4280) 10/21/25 _x86_64_ (4 CPU) 21:10:21 LINUX RESTART (4 CPU) 21:11:02 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 35.26 0.00 1.84 1.82 0.07 61.01 21:12:01 0 32.94 0.00 1.26 0.73 0.05 65.02 21:12:01 1 34.66 0.00 1.73 1.27 0.08 62.25 21:12:01 2 34.69 0.00 1.67 1.16 0.07 62.42 21:12:01 3 38.74 0.00 2.70 4.12 0.09 54.35 21:13:01 all 50.19 0.00 1.75 0.11 0.06 47.89 21:13:01 0 52.40 0.00 1.59 0.18 0.07 45.77 21:13:01 1 47.34 0.00 1.71 0.08 0.07 50.80 21:13:01 2 49.03 0.00 1.69 0.15 0.05 49.08 21:13:01 3 51.97 0.00 2.01 0.02 0.07 45.94 21:14:01 all 0.90 0.00 0.08 0.02 0.03 98.98 21:14:01 0 0.63 0.00 0.05 0.00 0.00 99.32 21:14:01 1 1.09 0.00 0.13 0.02 0.03 98.73 21:14:01 2 0.38 0.00 0.05 0.05 0.02 99.50 21:14:01 3 1.52 0.00 0.05 0.02 0.05 98.37 21:15:01 all 23.88 0.00 1.09 0.02 0.06 74.95 21:15:01 0 25.63 0.00 0.82 0.00 0.05 73.50 21:15:01 1 23.45 0.00 1.09 0.02 0.07 75.38 21:15:01 2 22.53 0.00 1.47 0.03 0.07 75.90 21:15:01 3 23.91 0.00 0.99 0.02 0.07 75.02 21:16:01 all 43.27 0.00 1.87 0.21 0.07 54.58 21:16:01 0 44.13 0.00 2.54 0.10 0.07 53.16 21:16:01 1 49.09 0.00 1.71 0.12 0.07 49.02 21:16:01 2 32.84 0.00 1.47 0.57 0.05 65.07 21:16:01 3 47.02 0.00 1.78 0.07 0.07 51.07 Average: all 30.68 0.00 1.32 0.43 0.06 67.51 Average: 0 31.13 0.00 1.25 0.20 0.05 67.37 Average: 1 31.10 0.00 1.27 0.30 0.06 67.26 Average: 2 27.86 0.00 1.27 0.39 0.05 70.43 Average: 3 32.60 0.00 1.50 0.83 0.07 64.99