---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1422 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 672K 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 572 12379 0 3087 15137 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:a7:fa:41 brd ff:ff:ff:ff:ff:ff inet 10.30.107.49/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86010sec preferred_lft 86010sec inet6 fe80::f816:3eff:fea7:fa41/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1422) 09/30/25 _x86_64_ (4 CPU) 15:33:19 LINUX RESTART (4 CPU) 15:34:01 tps rtps wtps bread/s bwrtn/s 15:35:01 16.68 0.00 16.68 0.00 19074.44 15:36:01 1.78 0.20 1.58 25.33 20.00 15:37:01 359.64 27.66 331.98 985.17 9649.19 15:38:01 164.26 27.05 137.21 1630.93 17818.50 15:39:01 59.07 4.27 54.81 120.25 15365.71 Average: 120.28 11.83 108.45 552.32 12385.79 15:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:35:01 14476236 15702152 1948724 11.86 32044 1413368 692408 3.96 477384 1297292 152 15:36:01 14477244 15703740 1947716 11.86 32088 1414004 692408 3.96 478148 1297416 20 15:37:01 13964716 15607728 2460244 14.98 67980 1771376 705348 4.04 608236 1628152 225652 15:38:01 13082160 15072072 3342800 20.35 84144 2089316 1111820 6.36 1190456 1902880 19612 15:39:01 12701600 15509372 3723360 22.67 94376 2875888 828860 4.74 1179044 2263044 412276 Average: 13740391 15519013 2684569 16.34 62126 1912790 806169 4.61 786654 1677757 131542 15:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:35:01 ens3 2.75 1.35 2.17 0.12 0.00 0.00 0.00 0.00 15:36:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 15:36:01 ens3 3.00 2.53 2.18 1.67 0.00 0.00 0.00 0.00 15:37:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 15:37:01 ens3 181.07 130.39 1421.76 47.46 0.00 0.00 0.00 0.00 15:38:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 15:38:01 ens3 469.79 421.90 4232.70 78.92 0.00 0.00 0.00 0.00 15:39:01 lo 6.60 6.60 0.60 0.60 0.00 0.00 0.00 0.00 15:39:01 ens3 401.28 310.76 4070.50 59.28 0.00 0.00 0.00 0.00 Average: lo 1.69 1.69 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 211.57 173.38 1945.80 37.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1422) 09/30/25 _x86_64_ (4 CPU) 15:33:19 LINUX RESTART (4 CPU) 15:34:01 CPU %user %nice %system %iowait %steal %idle 15:35:01 all 0.05 0.00 0.02 0.45 0.01 99.47 15:35:01 0 0.02 0.00 0.00 0.12 0.02 99.85 15:35:01 1 0.08 0.00 0.03 0.00 0.02 99.87 15:35:01 2 0.08 0.00 0.03 1.68 0.02 98.18 15:35:01 3 0.05 0.00 0.02 0.00 0.00 99.93 15:36:01 all 0.16 0.00 0.05 0.01 0.01 99.77 15:36:01 0 0.10 0.00 0.05 0.03 0.00 99.82 15:36:01 1 0.22 0.00 0.05 0.00 0.00 99.73 15:36:01 2 0.23 0.00 0.03 0.00 0.02 99.72 15:36:01 3 0.08 0.00 0.05 0.00 0.02 99.85 15:37:01 all 21.45 0.00 1.71 2.63 0.05 74.15 15:37:01 0 5.50 0.00 0.82 5.38 0.02 88.29 15:37:01 1 22.23 0.00 1.62 0.27 0.05 75.84 15:37:01 2 32.74 0.00 1.86 1.11 0.08 64.21 15:37:01 3 25.39 0.00 2.53 3.78 0.07 68.23 15:38:01 all 23.11 0.00 1.65 0.62 0.08 74.55 15:38:01 0 22.23 0.00 2.06 1.30 0.08 74.33 15:38:01 1 23.07 0.00 1.39 0.10 0.07 75.37 15:38:01 2 22.33 0.00 1.62 0.35 0.08 75.62 15:38:01 3 24.79 0.00 1.57 0.72 0.07 72.86 15:39:01 all 35.71 0.00 2.08 0.24 0.07 61.89 15:39:01 0 47.81 0.00 2.58 0.55 0.07 49.00 15:39:01 1 29.52 0.00 1.81 0.02 0.07 68.58 15:39:01 2 35.84 0.00 2.34 0.05 0.07 61.70 15:39:01 3 29.67 0.00 1.58 0.35 0.08 68.32 Average: all 16.08 0.00 1.10 0.79 0.04 81.98 Average: 0 15.14 0.00 1.10 1.48 0.04 82.25 Average: 1 15.00 0.00 0.98 0.08 0.04 83.90 Average: 2 18.22 0.00 1.18 0.64 0.05 79.92 Average: 3 15.97 0.00 1.15 0.97 0.05 81.87