---> uname -a: Linux prd-queue-disttest-2c-1g-698 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 7.8G 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 695 5443 4 2091 7246 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:ed:19:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82614sec preferred_lft 82614sec inet6 fe80::f816:3eff:feed:1935/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-698) 07/31/26 _x86_64_ (2 CPU) 00:32:35 LINUX RESTART (2 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:16 1.45 0.01 1.43 0.02 0.05 17.01 1.17 01:00:24 1.48 0.00 1.45 0.03 0.00 17.84 1.41 01:10:01 1.92 0.27 1.63 0.02 33.32 79.70 0.73 01:20:24 1.37 0.00 1.37 0.00 0.01 15.93 0.00 01:30:25 1.63 0.00 1.61 0.02 0.00 19.69 0.23 Average: 1.57 0.05 1.50 0.02 6.37 29.45 0.71 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:16 5701320 7506608 279112 3.43 63748 1917572 534792 5.82 465580 1697940 124 01:00:24 5694832 7500648 285116 3.51 63932 1917904 534920 5.83 465596 1698456 172 01:10:01 5659928 7493200 292280 3.59 64232 1944852 534968 5.83 474948 1716628 240 01:20:24 5664668 7498416 287052 3.53 64380 1945172 534968 5.83 475064 1717096 124 01:30:25 5661248 7495656 289748 3.56 64548 1945632 534968 5.83 475016 1717596 124 Average: 5676399 7498906 286662 3.52 64168 1934226 534923 5.83 471241 1709543 157 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:16 ens3 1.86 0.09 0.17 0.05 0.00 0.00 0.00 0.00 01:00:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:24 ens3 0.38 0.03 0.06 0.01 0.00 0.00 0.00 0.00 01:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.85 0.33 3.51 0.13 0.00 0.00 0.00 0.00 01:20:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:24 ens3 0.46 0.13 0.17 0.10 0.00 0.00 0.00 0.00 01:30:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:25 ens3 0.24 0.06 0.07 0.04 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 0.76 0.13 0.77 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-698) 07/31/26 _x86_64_ (2 CPU) 00:32:35 LINUX RESTART (2 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:16 all 0.28 0.00 0.07 0.01 0.03 99.62 00:50:16 0 0.49 0.00 0.04 0.01 0.02 99.44 00:50:16 1 0.06 0.00 0.10 0.01 0.04 99.80 01:00:24 all 0.28 0.00 0.16 0.02 0.02 99.52 01:00:24 0 0.35 0.00 0.15 0.00 0.02 99.47 01:00:24 1 0.20 0.00 0.16 0.03 0.03 99.58 01:10:01 all 0.38 0.00 0.09 0.02 0.03 99.48 01:10:01 0 0.60 0.00 0.08 0.01 0.02 99.29 01:10:01 1 0.16 0.00 0.10 0.03 0.04 99.67 01:20:24 all 0.24 0.00 0.07 0.01 0.03 99.65 01:20:24 0 0.05 0.00 0.08 0.00 0.04 99.83 01:20:24 1 0.44 0.00 0.05 0.01 0.02 99.47 01:30:25 all 0.23 0.00 0.17 0.01 0.03 99.56 01:30:25 0 0.25 0.00 0.16 0.01 0.03 99.55 01:30:25 1 0.22 0.00 0.17 0.01 0.03 99.57 Average: all 0.28 0.00 0.11 0.01 0.03 99.57 Average: 0 0.35 0.00 0.10 0.01 0.03 99.52 Average: 1 0.22 0.00 0.12 0.02 0.03 99.62