---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-35861 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: 5599.99 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 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 760 5110 4 2363 7181 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:f5:f8:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.116/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79146sec preferred_lft 79146sec inet6 fe80::f816:3eff:fef5:f8c7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-35861) 07/15/26 _x86_64_ (2 CPU) 00:40:34 LINUX RESTART (2 CPU) 00:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 14.26 0.01 1.60 12.66 0.20 19.84 110785.20 01:10:05 1.27 0.00 1.26 0.02 0.00 14.88 1.09 01:20:05 1.18 0.00 1.17 0.01 0.01 14.19 0.97 01:30:01 1.43 0.00 1.40 0.03 0.00 17.92 659.15 01:40:05 1.30 0.01 1.28 0.02 0.46 15.31 1.19 01:50:05 24.20 3.12 18.75 2.34 256.03 3612.74 1055.22 02:00:01 1.51 0.00 1.49 0.02 0.00 24.51 0.40 02:10:05 1.32 0.00 1.31 0.00 0.00 19.36 0.04 02:20:05 1.64 0.00 1.63 0.01 0.00 142.48 389.23 02:30:01 1.64 0.00 1.61 0.03 0.00 32.83 0.75 02:40:05 2.56 0.04 1.99 0.52 1.07 87.87 1240.30 Average: 4.75 0.29 3.04 1.42 23.44 363.83 10309.69 00:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6292064 7539916 280308 3.45 30724 1422792 521344 5.68 444324 1183652 236 01:10:05 6299456 7547836 272392 3.35 30924 1423108 521552 5.68 444500 1184176 172 01:20:05 6290928 7539848 280384 3.45 31132 1423436 523000 5.70 448892 1184712 252 01:30:01 6285428 7534896 285332 3.51 31344 1423768 523000 5.70 448788 1185256 168 01:40:05 6285176 7535420 284800 3.50 31548 1424332 523596 5.70 449824 1185780 236 01:50:05 5146312 7362628 403496 4.96 87460 2288356 627080 6.83 601532 2051636 228 02:00:01 5166780 7385172 380952 4.68 87576 2290316 635800 6.93 602144 2053712 312 02:10:05 5144480 7364276 401840 4.94 87708 2291592 655504 7.14 621348 2055116 252 02:20:05 5053724 7310660 455284 5.60 87888 2328416 645584 7.03 610204 2092116 268 02:30:01 5053200 7314472 451484 5.55 88036 2332552 679364 7.40 644344 2096280 244 02:40:05 5195264 7352316 422832 5.20 88984 2235716 662196 7.21 660748 2000200 90952 Average: 5655710 7435222 356282 4.38 62120 1898580 592547 6.45 543332 1661149 8484 00:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.59 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:05 ens3 0.67 0.07 2.18 0.03 0.00 0.00 0.00 0.00 01:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:05 ens3 0.41 0.08 0.09 0.05 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.29 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:40:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:05 ens3 0.51 0.19 0.13 0.61 0.00 0.00 0.00 0.00 01:50:05 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 01:50:05 ens3 80.80 56.04 438.93 12.29 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 14.97 13.20 140.98 1.17 0.00 0.00 0.00 0.00 02:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:05 ens3 5.58 5.16 32.93 0.64 0.00 0.00 0.00 0.00 02:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:05 ens3 16.84 15.79 185.39 1.67 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 21.14 20.36 226.13 1.95 0.00 0.00 0.00 0.00 02:40:05 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:05 ens3 16.92 14.20 69.59 8.70 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 14.42 11.38 99.54 2.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-35861) 07/15/26 _x86_64_ (2 CPU) 00:40:34 LINUX RESTART (2 CPU) 00:50:05 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.25 0.00 0.17 0.05 0.03 99.50 01:00:01 0 0.23 0.00 0.17 0.05 0.03 99.52 01:00:01 1 0.27 0.00 0.16 0.06 0.03 99.48 01:10:05 all 0.26 0.00 0.07 0.01 0.03 99.63 01:10:05 0 0.05 0.00 0.09 0.01 0.03 99.81 01:10:05 1 0.46 0.00 0.06 0.01 0.03 99.44 01:20:05 all 0.27 0.00 0.07 0.01 0.03 99.62 01:20:05 0 0.09 0.00 0.09 0.00 0.04 99.78 01:20:05 1 0.45 0.00 0.05 0.02 0.03 99.46 01:30:01 all 0.29 0.00 0.17 0.01 0.03 99.50 01:30:01 0 0.27 0.00 0.18 0.01 0.03 99.52 01:30:01 1 0.30 0.00 0.17 0.02 0.03 99.48 01:40:05 all 0.27 0.00 0.07 0.01 0.03 99.62 01:40:05 0 0.06 0.00 0.09 0.01 0.04 99.79 01:40:05 1 0.48 0.00 0.05 0.00 0.02 99.45 01:50:05 all 12.38 0.00 1.84 0.52 0.07 85.18 01:50:05 0 11.90 0.00 1.78 0.30 0.07 85.95 01:50:05 1 12.87 0.00 1.90 0.75 0.07 84.42 02:00:01 all 0.92 0.00 0.32 0.01 0.07 98.69 02:00:01 0 0.68 0.00 0.23 0.01 0.04 99.03 02:00:01 1 1.15 0.00 0.40 0.01 0.09 98.35 02:10:05 all 5.95 0.00 0.53 0.01 0.08 93.43 02:10:05 0 3.97 0.00 0.38 0.00 0.08 95.56 02:10:05 1 7.96 0.00 0.69 0.01 0.09 91.26 02:20:05 all 2.23 0.00 0.31 0.01 0.07 97.37 02:20:05 0 2.83 0.00 0.42 0.01 0.08 96.66 02:20:05 1 1.64 0.00 0.21 0.01 0.07 98.07 02:30:01 all 1.69 0.00 0.42 0.01 0.07 97.81 02:30:01 0 0.90 0.00 0.30 0.01 0.05 98.74 02:30:01 1 2.47 0.00 0.54 0.02 0.09 96.89 02:40:05 all 2.29 0.00 0.32 0.04 0.06 97.28 02:40:05 0 3.33 0.00 0.40 0.02 0.07 96.18 02:40:05 1 1.25 0.00 0.24 0.06 0.06 98.39 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.43 0.00 0.39 0.06 0.05 97.06 Average: 0 2.21 0.00 0.38 0.04 0.05 97.32 Average: 1 2.65 0.00 0.40 0.09 0.06 96.81