---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-31498 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5600.00 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.1G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 753 5033 4 2455 7188 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:19:38:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81347sec preferred_lft 81347sec inet6 fe80::f816:3eff:fe19:3814/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31498) 06/29/26 _x86_64_ (2 CPU) 02:19:30 LINUX RESTART (2 CPU) 02:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:30:01 1.82 0.04 1.75 0.03 1.55 29.69 873.41 02:40:14 1.26 0.01 1.26 0.00 0.05 15.43 0.12 02:50:14 1.71 0.25 1.45 0.01 30.97 74.16 0.17 03:00:14 1.54 0.01 1.50 0.03 1.05 18.39 436.85 03:10:14 1.25 0.00 1.23 0.02 0.00 15.40 1.09 03:20:14 13.84 0.00 1.28 12.56 0.16 15.51 109119.44 03:30:01 1.57 0.00 1.55 0.02 0.00 18.99 668.42 03:40:14 26.79 2.93 21.48 2.38 222.16 3933.33 2581.69 Average: 6.28 0.41 3.98 1.88 32.52 524.53 14179.56 02:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 6303712 7550756 269880 3.32 30520 1422196 530336 5.78 442632 1183104 180 02:40:14 6303712 7551296 269320 3.31 30716 1422536 530460 5.78 442816 1183640 124 02:50:14 6257608 7532220 287908 3.54 31056 1448864 728624 7.94 457104 1201544 172 03:00:14 6274380 7549872 270236 3.32 31288 1449492 530516 5.78 452176 1202092 132 03:10:14 6273412 7549460 270644 3.33 31488 1449840 530648 5.78 452220 1202640 124 03:20:14 6274940 7551696 268356 3.30 31688 1450340 530776 5.78 453124 1203184 184 03:30:01 6272492 7549776 270236 3.32 31888 1450660 530840 5.78 453060 1203704 240 03:40:14 5253124 7454088 312740 3.85 87180 2273920 612216 6.67 552320 2036692 196 Average: 6151672 7536146 277415 3.41 38228 1545981 565552 6.16 463182 1302075 169 02:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 2.29 0.21 0.53 0.09 0.00 0.00 0.00 0.00 02:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:14 ens3 0.67 0.05 0.10 0.03 0.00 0.00 0.00 0.00 02:50:14 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:14 ens3 2.86 1.54 10.73 0.14 0.00 0.00 0.00 0.00 03:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:14 ens3 0.63 0.08 0.69 0.06 0.00 0.00 0.00 0.00 03:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:14 ens3 0.24 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:14 ens3 0.31 0.15 0.05 0.40 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 0.43 0.09 0.13 0.07 0.00 0.00 0.00 0.00 03:40:14 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:40:14 ens3 109.99 74.39 317.79 17.16 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 14.94 9.75 42.02 2.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31498) 06/29/26 _x86_64_ (2 CPU) 02:19:30 LINUX RESTART (2 CPU) 02:20:02 CPU %user %nice %system %iowait %steal %idle 02:30:01 all 0.31 0.00 0.28 0.01 0.02 99.38 02:30:01 0 0.47 0.00 0.26 0.01 0.01 99.25 02:30:01 1 0.14 0.00 0.29 0.02 0.03 99.52 02:40:14 all 0.24 0.00 0.08 0.01 0.02 99.66 02:40:14 0 0.43 0.00 0.07 0.01 0.02 99.47 02:40:14 1 0.06 0.00 0.08 0.00 0.02 99.84 02:50:14 all 0.35 0.00 0.11 0.02 0.02 99.50 02:50:14 0 0.49 0.00 0.13 0.03 0.02 99.34 02:50:14 1 0.21 0.00 0.09 0.02 0.02 99.66 03:00:14 all 0.29 0.00 0.15 0.01 0.02 99.52 03:00:14 0 0.07 0.00 0.16 0.02 0.03 99.72 03:00:14 1 0.51 0.00 0.14 0.00 0.02 99.33 03:10:14 all 0.27 0.00 0.08 0.01 0.02 99.63 03:10:14 0 0.13 0.00 0.09 0.01 0.02 99.75 03:10:14 1 0.40 0.00 0.06 0.01 0.02 99.51 03:20:14 all 0.25 0.00 0.08 0.03 0.02 99.63 03:20:14 0 0.16 0.00 0.09 0.05 0.01 99.69 03:20:14 1 0.33 0.00 0.07 0.02 0.02 99.56 03:30:01 all 0.26 0.00 0.16 0.01 0.02 99.55 03:30:01 0 0.24 0.00 0.15 0.01 0.02 99.58 03:30:01 1 0.27 0.00 0.17 0.02 0.02 99.52 03:40:14 all 11.74 0.00 1.80 0.66 0.05 85.75 03:40:14 0 13.02 0.00 1.81 0.45 0.04 84.68 03:40:14 1 10.46 0.00 1.80 0.87 0.05 86.82 Average: all 1.74 0.00 0.35 0.10 0.02 97.80 Average: 0 1.91 0.00 0.35 0.07 0.02 97.65 Average: 1 1.57 0.00 0.34 0.12 0.02 97.94