---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-28491 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: 5599.86 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 8.0G 30G 21% / 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 772 5137 4 2332 7169 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:c7:09:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.203/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80863sec preferred_lft 80863sec inet6 fe80::f816:3eff:fec7:952/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28491) 06/19/26 _x86_64_ (2 CPU) 00:41:24 LINUX RESTART (2 CPU) 00:50:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:12 1.45 0.01 1.43 0.02 0.05 17.73 667.86 01:10:01 1.16 0.00 1.14 0.02 0.00 13.92 1.10 01:20:07 1.27 0.00 1.25 0.02 0.01 15.24 1.31 01:30:12 1.43 0.00 1.41 0.02 0.00 17.48 433.47 01:40:01 14.54 0.26 1.49 12.79 32.75 75.88 111133.18 01:50:11 15.49 13.55 1.88 0.06 157.07 59.45 10.34 02:00:07 25.25 2.78 20.13 2.34 220.88 3485.37 876.29 02:10:01 1.27 0.00 1.27 0.00 0.00 21.36 0.05 Average: 7.74 2.11 3.74 1.89 51.63 461.81 13959.33 00:50:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:12 6286348 7533004 287128 3.53 30696 1421824 528200 5.75 444620 1183560 192 01:10:01 6283828 7531000 289132 3.56 30884 1422152 529152 5.76 446884 1184076 188 01:20:07 6283336 7531036 289004 3.55 31092 1422484 529292 5.77 447400 1184600 212 01:30:12 6283140 7531396 288640 3.55 31292 1422808 530988 5.78 448528 1185140 128 01:40:01 6244512 7520200 299320 3.68 31652 1449520 529380 5.77 456872 1202976 160 01:50:11 6177828 7518468 291776 3.59 35872 1501808 535192 5.83 467228 1258052 140 02:00:07 5095652 7350240 407156 5.01 90888 2315748 636100 6.93 598504 2082152 472 02:10:01 5079144 7335764 421704 5.19 91024 2317644 658916 7.18 613156 2084188 484 Average: 5966724 7481388 321732 3.96 46675 1659248 559652 6.10 490399 1420593 247 00:50:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:12 ens3 0.58 0.07 0.09 0.04 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.61 0.13 0.19 0.10 0.00 0.00 0.00 0.00 01:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:07 ens3 0.46 0.09 0.12 0.06 0.00 0.00 0.00 0.00 01:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:12 ens3 0.42 0.19 0.08 0.67 0.00 0.00 0.00 0.00 01:40:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 1.06 0.52 3.34 0.11 0.00 0.00 0.00 0.00 01:50:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:11 ens3 5.46 2.43 9.92 0.72 0.00 0.00 0.00 0.00 02:00:07 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 02:00:07 ens3 64.84 45.83 320.26 11.16 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 12.99 10.65 108.21 0.99 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 10.78 7.47 55.10 1.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28491) 06/19/26 _x86_64_ (2 CPU) 00:41:24 LINUX RESTART (2 CPU) 00:50:24 CPU %user %nice %system %iowait %steal %idle 01:00:12 all 0.28 0.00 0.17 0.02 0.04 99.50 01:00:12 0 0.20 0.00 0.16 0.01 0.04 99.59 01:00:12 1 0.35 0.00 0.18 0.03 0.04 99.41 01:10:01 all 0.29 0.00 0.07 0.01 0.04 99.58 01:10:01 0 0.14 0.00 0.07 0.02 0.04 99.73 01:10:01 1 0.44 0.00 0.08 0.01 0.04 99.44 01:20:07 all 0.24 0.00 0.08 0.01 0.04 99.63 01:20:07 0 0.10 0.00 0.09 0.03 0.05 99.74 01:20:07 1 0.38 0.00 0.06 0.00 0.03 99.53 01:30:12 all 0.18 0.00 0.16 0.01 0.04 99.61 01:30:12 0 0.24 0.00 0.15 0.01 0.03 99.57 01:30:12 1 0.12 0.00 0.17 0.02 0.04 99.66 01:40:01 all 0.34 0.00 0.11 0.05 0.04 99.47 01:40:01 0 0.27 0.00 0.15 0.07 0.04 99.48 01:40:01 1 0.42 0.00 0.07 0.03 0.03 99.45 01:50:11 all 0.30 0.17 0.14 0.15 0.04 99.20 01:50:11 0 0.19 0.00 0.08 0.01 0.04 99.67 01:50:11 1 0.41 0.34 0.19 0.28 0.03 98.74 02:00:07 all 11.88 0.00 1.82 0.55 0.08 85.66 02:00:07 0 9.60 0.00 1.77 0.42 0.10 88.12 02:00:07 1 14.17 0.00 1.87 0.69 0.06 83.21 02:10:01 all 0.80 0.00 0.19 0.01 0.09 98.91 02:10:01 0 0.74 0.00 0.19 0.01 0.09 98.97 02:10:01 1 0.86 0.00 0.20 0.01 0.08 98.85 Average: all 1.78 0.02 0.34 0.10 0.05 97.70 Average: 0 1.43 0.00 0.33 0.07 0.05 98.12 Average: 1 2.13 0.04 0.35 0.13 0.04 97.29