---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-34392 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 8.0G 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 751 5127 4 2355 7190 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:50:21:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78559sec preferred_lft 78559sec inet6 fe80::f816:3eff:fe50:213c/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-34392) 07/10/26 _x86_64_ (2 CPU) 00:42:26 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:26 1.45 0.01 1.41 0.03 1.06 17.59 419.09 01:10:19 1.17 0.00 1.17 0.00 0.00 14.42 0.00 01:20:01 1.16 0.00 1.16 0.00 0.01 14.50 0.00 01:30:28 1.45 0.00 1.44 0.01 0.00 17.97 417.06 01:40:19 14.15 0.00 1.41 12.73 0.15 16.82 110762.41 01:50:01 1.35 0.00 1.35 0.00 0.00 16.14 0.00 02:00:28 24.37 2.74 19.42 2.21 216.05 3391.67 1382.15 02:10:28 1.54 0.00 1.52 0.01 0.00 23.43 0.23 02:20:01 1.44 0.00 1.43 0.01 0.00 20.53 0.28 02:30:09 1.64 0.00 1.62 0.02 0.00 139.21 391.44 02:40:28 1.36 0.00 1.36 0.00 0.00 29.69 0.08 02:50:01 1.37 0.00 1.36 0.01 0.00 22.33 0.17 Average: 4.44 0.24 2.96 1.25 18.94 323.43 9319.60 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:26 6255192 7530460 289576 3.56 31040 1449528 521392 5.68 456988 1201276 148 01:10:19 6262780 7538540 281500 3.46 31200 1449848 521456 5.68 457184 1201764 200 01:20:01 6262532 7538776 281248 3.46 31356 1450172 521676 5.68 457536 1202244 160 01:30:28 6261308 7538084 281832 3.47 31536 1450504 522800 5.69 458668 1202756 124 01:40:19 6261084 7538520 281328 3.46 31680 1451008 522800 5.69 458784 1203244 140 01:50:01 6268172 7546112 273732 3.37 31856 1451328 522800 5.69 458920 1203744 244 02:00:28 5164268 7373316 393296 4.84 87116 2282036 679804 7.40 597304 2044148 132 02:10:28 5119888 7330844 435808 5.36 87296 2283764 721784 7.86 631608 2046056 136 02:20:01 5111780 7324156 442648 5.44 87448 2285028 683388 7.44 642584 2047476 124 02:30:09 5075408 7324528 442180 5.44 87620 2321508 689900 7.51 648508 2084000 220 02:40:28 5078340 7332044 434608 5.34 87744 2325912 675516 7.36 634304 2088528 244 02:50:01 5093016 7348804 417820 5.14 87888 2327828 675516 7.36 634432 2090588 124 Average: 5684481 7438682 354631 4.36 59482 1877372 604903 6.59 544735 1634652 166 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:26 ens3 0.56 0.08 0.08 0.03 0.00 0.00 0.00 0.00 01:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:19 ens3 0.60 0.13 0.18 0.10 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.49 0.09 0.12 0.06 0.00 0.00 0.00 0.00 01:30:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:28 ens3 0.33 0.17 0.06 0.52 0.00 0.00 0.00 0.00 01:40:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:19 ens3 0.38 0.10 0.12 0.06 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.23 0.05 0.06 0.03 0.00 0.00 0.00 0.00 02:00:28 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 02:00:28 ens3 80.66 56.70 414.62 12.13 0.00 0.00 0.00 0.00 02:10:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:28 ens3 14.08 12.61 139.98 1.11 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 6.19 5.45 34.69 0.68 0.00 0.00 0.00 0.00 02:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:09 ens3 14.76 13.90 155.05 1.52 0.00 0.00 0.00 0.00 02:40:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:28 ens3 17.99 17.06 164.43 1.73 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 14.95 14.39 146.89 1.31 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 12.90 10.26 89.54 1.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-34392) 07/10/26 _x86_64_ (2 CPU) 00:42:26 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:26 all 0.33 0.00 0.15 0.01 0.02 99.49 01:00:26 0 0.30 0.00 0.14 0.01 0.02 99.54 01:00:26 1 0.36 0.00 0.16 0.01 0.03 99.45 01:10:19 all 0.28 0.00 0.08 0.01 0.02 99.62 01:10:19 0 0.06 0.00 0.08 0.01 0.02 99.84 01:10:19 1 0.49 0.00 0.07 0.01 0.02 99.40 01:20:01 all 0.23 0.00 0.08 0.01 0.02 99.67 01:20:01 0 0.08 0.00 0.09 0.02 0.02 99.80 01:20:01 1 0.38 0.00 0.07 0.00 0.02 99.54 01:30:28 all 0.26 0.00 0.15 0.02 0.03 99.55 01:30:28 0 0.29 0.00 0.14 0.01 0.02 99.53 01:30:28 1 0.23 0.00 0.15 0.02 0.03 99.56 01:40:19 all 0.23 0.00 0.07 0.10 0.02 99.58 01:40:19 0 0.39 0.00 0.03 0.01 0.01 99.56 01:40:19 1 0.06 0.00 0.11 0.20 0.03 99.60 01:50:01 all 0.23 0.00 0.07 0.01 0.02 99.67 01:50:01 0 0.23 0.00 0.07 0.01 0.02 99.68 01:50:01 1 0.24 0.00 0.06 0.01 0.02 99.67 02:00:28 all 11.89 0.00 1.86 1.20 0.06 84.99 02:00:28 0 15.42 0.00 2.01 1.60 0.06 80.91 02:00:28 1 8.36 0.00 1.72 0.79 0.06 89.07 02:10:28 all 0.88 0.00 0.22 0.02 0.04 98.84 02:10:28 0 0.94 0.00 0.21 0.03 0.04 98.77 02:10:28 1 0.82 0.00 0.23 0.01 0.04 98.90 02:20:01 all 6.28 0.00 0.65 0.01 0.07 92.99 02:20:01 0 2.09 0.00 0.26 0.01 0.06 97.57 02:20:01 1 10.67 0.00 1.05 0.01 0.08 88.19 02:30:09 all 3.52 0.00 0.50 0.01 0.05 95.91 02:30:09 0 1.39 0.00 0.34 0.01 0.05 98.21 02:30:09 1 5.71 0.00 0.67 0.01 0.06 93.55 02:40:28 all 1.54 0.00 0.30 0.06 0.05 98.05 02:40:28 0 2.53 0.00 0.46 0.08 0.06 96.87 02:40:28 1 0.55 0.00 0.14 0.04 0.03 99.24 02:40:28 CPU %user %nice %system %iowait %steal %idle 02:50:01 all 0.88 0.00 0.23 0.03 0.05 98.82 02:50:01 0 1.18 0.00 0.26 0.03 0.06 98.48 02:50:01 1 0.58 0.00 0.19 0.04 0.04 99.15 Average: all 2.23 0.00 0.37 0.13 0.04 97.24 Average: 0 2.13 0.00 0.35 0.16 0.04 97.33 Average: 1 2.33 0.00 0.39 0.10 0.04 97.15