---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16441 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 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 1229 11798 0 3011 14482 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:72:36:44 brd ff:ff:ff:ff:ff:ff inet 10.30.106.248/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86048sec preferred_lft 86048sec inet6 fe80::f816:3eff:fe72:3644/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16441) 11/29/25 _x86_64_ (4 CPU) 23:42:23 LINUX RESTART (4 CPU) 23:43:01 tps rtps wtps bread/s bwrtn/s 23:44:01 224.58 35.94 188.64 1903.37 58814.80 23:45:01 48.34 8.90 39.44 696.28 7284.92 23:46:01 3.40 0.10 3.30 6.27 219.96 23:47:01 17.80 2.72 15.08 69.73 3675.47 23:48:01 36.52 0.87 35.65 87.17 20229.52 Average: 66.13 9.70 56.43 552.61 18046.84 23:43:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:44:01 13076252 15177512 3348716 20.39 78480 2206308 1057388 6.05 1070776 2029288 126688 23:45:01 10900100 13104128 5524868 33.64 80432 2304500 3184564 18.23 3235316 2025756 2512 23:46:01 10206384 12414140 6218584 37.86 80772 2307680 4032672 23.08 3922876 2021640 1148 23:47:01 12472052 15273088 3952916 24.07 82480 2889608 944464 5.41 1483444 2197408 482532 23:48:01 12101104 14847088 4323864 26.32 85244 2833108 1398640 8.00 1949188 2103476 25720 Average: 11751178 14163191 4673790 28.46 81482 2508241 2123546 12.15 2332320 2075514 127720 23:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:44:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 23:44:01 ens3 498.43 369.93 6370.17 59.24 0.00 0.00 0.00 0.00 23:45:01 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 23:45:01 ens3 214.45 137.74 100.50 41.08 0.00 0.00 0.00 0.00 23:46:01 lo 6.38 6.38 2.20 2.20 0.00 0.00 0.00 0.00 23:46:01 ens3 357.39 187.55 91.39 79.17 0.00 0.00 0.00 0.00 23:47:01 lo 2.68 2.68 0.32 0.32 0.00 0.00 0.00 0.00 23:47:01 ens3 691.67 451.12 765.19 154.22 0.00 0.00 0.00 0.00 23:48:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 23:48:01 ens3 542.05 205.03 161.87 310.18 0.00 0.00 0.00 0.00 Average: lo 2.20 2.20 0.54 0.54 0.00 0.00 0.00 0.00 Average: ens3 460.79 270.27 1497.96 128.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16441) 11/29/25 _x86_64_ (4 CPU) 23:42:23 LINUX RESTART (4 CPU) 23:43:01 CPU %user %nice %system %iowait %steal %idle 23:44:01 all 27.08 0.00 2.11 3.01 0.10 67.70 23:44:01 0 19.70 0.00 1.66 0.64 0.07 77.94 23:44:01 1 20.24 0.00 1.52 1.02 0.12 77.10 23:44:01 2 30.72 0.00 2.68 5.20 0.08 61.32 23:44:01 3 37.65 0.00 2.59 5.18 0.12 54.46 23:45:01 all 54.99 0.00 1.17 0.38 0.08 43.37 23:45:01 0 71.23 0.00 1.29 0.17 0.08 27.23 23:45:01 1 51.70 0.00 0.89 0.00 0.08 47.33 23:45:01 2 48.55 0.00 1.05 0.15 0.08 50.17 23:45:01 3 48.49 0.00 1.44 1.20 0.08 48.78 23:46:01 all 43.08 0.00 0.93 0.02 0.09 55.89 23:46:01 0 48.90 0.00 1.32 0.00 0.08 49.70 23:46:01 1 44.60 0.00 0.69 0.00 0.10 54.61 23:46:01 2 36.74 0.00 1.08 0.03 0.08 62.06 23:46:01 3 42.08 0.00 0.62 0.05 0.10 57.15 23:47:01 all 51.84 0.00 2.69 0.06 0.10 45.30 23:47:01 0 61.69 0.00 2.59 0.00 0.10 35.61 23:47:01 1 50.43 0.00 3.26 0.10 0.10 46.12 23:47:01 2 46.54 0.00 2.61 0.00 0.10 50.76 23:47:01 3 48.75 0.00 2.33 0.13 0.12 48.67 23:48:01 all 22.23 0.00 1.17 0.87 0.05 75.68 23:48:01 0 30.61 0.00 1.50 0.15 0.05 67.69 23:48:01 1 11.30 0.00 0.48 0.00 0.05 88.18 23:48:01 2 17.95 0.00 1.10 0.10 0.03 80.81 23:48:01 3 29.20 0.00 1.62 3.24 0.05 65.89 Average: all 39.83 0.00 1.61 0.87 0.09 57.60 Average: 0 46.43 0.00 1.67 0.19 0.08 51.63 Average: 1 35.59 0.00 1.36 0.22 0.09 62.73 Average: 2 36.11 0.00 1.70 1.09 0.08 61.01 Average: 3 41.23 0.00 1.72 1.96 0.09 54.99