---> uname -a: Linux prd-queue-disttest-2c-1g-30615 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 710 5381 4 2145 7231 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:80:3f:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.254/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81338sec preferred_lft 81338sec inet6 fe80::f816:3eff:fe80:3fba/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-30615) 06/26/26 _x86_64_ (2 CPU) 01:39:35 LINUX RESTART (2 CPU) 01:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:19 11.46 0.11 10.81 0.54 11.05 1937.46 688.38 02:00:00 1.41 0.01 1.39 0.02 0.06 17.14 0.39 02:10:19 13.81 0.00 1.25 12.55 0.14 14.61 104373.79 02:20:19 16.15 13.79 2.28 0.08 181.32 105.77 428.09 02:30:00 1.40 0.00 1.37 0.03 0.00 17.08 503.89 02:40:18 1.40 0.00 1.38 0.02 0.00 15.83 1.28 02:50:00 1.36 0.00 1.34 0.02 0.00 15.54 1.11 03:00:00 1.61 0.00 1.58 0.03 0.00 18.83 326.36 Average: 6.16 1.74 2.71 1.71 24.12 274.13 13699.05 01:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:19 5691716 7486932 300060 3.69 62964 1909132 535264 5.83 461480 1691400 168 02:00:00 5694536 7490232 296476 3.65 63116 1909464 535264 5.83 461408 1691876 144 02:10:19 5701884 7498112 288588 3.55 63264 1909836 535264 5.83 461604 1692376 140 02:20:19 5612572 7491832 285492 3.51 67124 1980448 733372 7.99 476472 1757476 124 02:30:00 5609864 7489800 287460 3.53 67308 1980908 733372 7.99 476748 1757992 124 02:40:18 5609640 7490100 287152 3.53 67500 1981232 733372 7.99 476872 1758508 124 02:50:00 5609640 7490612 286624 3.52 67684 1981556 733436 7.99 476988 1759016 172 03:00:00 5614796 7496336 280708 3.45 67896 1981884 733444 7.99 477060 1759556 124 Average: 5643081 7491744 289070 3.55 65857 1954308 659098 7.18 471079 1733525 140 01:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:19 lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 01:50:19 ens3 13.83 9.26 140.48 1.12 0.00 0.00 0.00 0.00 02:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 1.62 0.06 0.20 0.04 0.00 0.00 0.00 0.00 02:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:19 ens3 0.56 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:20:19 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:19 ens3 0.74 0.22 4.90 0.03 0.00 0.00 0.00 0.00 02:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 0.36 0.03 0.07 0.01 0.00 0.00 0.00 0.00 02:40:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:18 ens3 0.40 0.08 0.10 0.05 0.00 0.00 0.00 0.00 02:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:00 ens3 0.61 0.16 0.22 0.13 0.00 0.00 0.00 0.00 03:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:00 ens3 0.35 0.09 0.11 0.06 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 2.35 1.27 18.73 0.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-30615) 06/26/26 _x86_64_ (2 CPU) 01:39:35 LINUX RESTART (2 CPU) 01:40:03 CPU %user %nice %system %iowait %steal %idle 01:50:19 all 3.48 0.00 0.56 1.96 0.03 93.97 01:50:19 0 4.02 0.00 0.51 0.70 0.02 94.75 01:50:19 1 2.94 0.00 0.61 3.22 0.03 93.19 02:00:00 all 0.29 0.00 0.17 0.06 0.02 99.46 02:00:00 0 0.49 0.00 0.14 0.05 0.02 99.30 02:00:00 1 0.09 0.00 0.19 0.06 0.03 99.62 02:10:19 all 0.26 0.00 0.09 0.13 0.02 99.50 02:10:19 0 0.40 0.00 0.06 0.16 0.01 99.37 02:10:19 1 0.13 0.00 0.12 0.11 0.02 99.63 02:20:19 all 0.35 0.22 0.19 0.54 0.02 98.68 02:20:19 0 0.47 0.03 0.14 0.48 0.02 98.85 02:20:19 1 0.22 0.41 0.24 0.60 0.02 98.51 02:30:00 all 0.27 0.00 0.16 0.12 0.02 99.42 02:30:00 0 0.20 0.00 0.16 0.17 0.02 99.46 02:30:00 1 0.35 0.00 0.17 0.07 0.03 99.39 02:40:18 all 0.25 0.00 0.07 0.04 0.02 99.62 02:40:18 0 0.08 0.00 0.10 0.07 0.03 99.72 02:40:18 1 0.42 0.00 0.04 0.01 0.01 99.51 02:50:00 all 0.23 0.00 0.08 0.08 0.02 99.60 02:50:00 0 0.34 0.00 0.06 0.03 0.01 99.56 02:50:00 1 0.11 0.00 0.10 0.13 0.03 99.64 03:00:00 all 0.26 0.00 0.16 0.06 0.02 99.51 03:00:00 0 0.34 0.00 0.14 0.06 0.02 99.45 03:00:00 1 0.18 0.00 0.17 0.06 0.03 99.56 Average: all 0.68 0.03 0.19 0.38 0.02 98.70 Average: 0 0.80 0.00 0.17 0.22 0.02 98.79 Average: 1 0.56 0.05 0.21 0.54 0.02 98.61