---> uname -a: Linux prd-queue-disttest-2c-1g-36183 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 689 5440 4 2100 7252 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:50:30:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82340sec preferred_lft 82340sec inet6 fe80::f816:3eff:fe50:305d/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-36183) 07/16/26 _x86_64_ (2 CPU) 00:33:01 LINUX RESTART (2 CPU) 00:40:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:18 1.40 0.01 1.39 0.01 0.05 16.84 0.36 01:00:01 14.97 0.00 1.60 13.36 0.15 19.27 110695.81 01:10:18 1.36 0.00 1.35 0.01 0.00 15.71 0.47 01:20:29 1.88 0.25 1.62 0.01 30.44 75.69 0.17 01:30:01 1.62 0.01 1.59 0.02 1.10 19.40 0.38 01:40:04 4.20 0.18 3.41 0.61 21.12 263.66 2609.68 Average: 4.19 0.08 1.83 2.28 8.95 68.98 18427.96 00:40:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:18 5691200 7506816 278804 3.43 63796 1927748 535792 5.84 464184 1708340 180 01:00:01 5689228 7505364 280032 3.44 63960 1928088 535792 5.84 464112 1708824 124 01:10:18 5688556 7505204 280192 3.45 64116 1928444 535928 5.84 464288 1709336 168 01:20:29 5643860 7487512 297640 3.66 64388 1954956 735600 8.01 478732 1727356 168 01:30:01 5650212 7494788 290284 3.57 64536 1955696 535992 5.84 473584 1727804 124 01:40:04 5631236 7481044 301544 3.71 68904 1954464 570172 6.21 509800 1727352 46964 Average: 5665715 7496788 288083 3.54 64950 1941566 574879 6.26 475783 1718169 7955 00:40:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:18 ens3 2.74 0.15 0.40 0.11 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.55 0.07 0.09 0.04 0.00 0.00 0.00 0.00 01:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:18 ens3 1.85 0.06 8.34 0.03 0.00 0.00 0.00 0.00 01:20:29 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:29 ens3 1.22 0.25 4.23 0.07 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 0.26 0.08 0.10 0.04 0.00 0.00 0.00 0.00 01:40:04 lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 01:40:04 ens3 5.62 4.59 32.57 0.79 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 2.06 0.87 7.73 0.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-36183) 07/16/26 _x86_64_ (2 CPU) 00:33:01 LINUX RESTART (2 CPU) 00:40:18 CPU %user %nice %system %iowait %steal %idle 00:50:18 all 0.22 0.00 0.07 0.01 0.04 99.66 00:50:18 0 0.35 0.00 0.07 0.00 0.03 99.55 00:50:18 1 0.09 0.00 0.08 0.01 0.05 99.76 01:00:01 all 0.25 0.00 0.19 0.03 0.04 99.50 01:00:01 0 0.42 0.00 0.18 0.04 0.03 99.33 01:00:01 1 0.07 0.00 0.19 0.01 0.04 99.68 01:10:18 all 0.25 0.00 0.06 0.01 0.03 99.66 01:10:18 0 0.37 0.00 0.04 0.01 0.02 99.56 01:10:18 1 0.13 0.00 0.08 0.01 0.04 99.75 01:20:29 all 0.36 0.00 0.10 0.02 0.03 99.49 01:20:29 0 0.56 0.00 0.08 0.01 0.02 99.33 01:20:29 1 0.17 0.00 0.13 0.02 0.03 99.64 01:30:01 all 0.26 0.00 0.15 0.01 0.04 99.54 01:30:01 0 0.45 0.00 0.14 0.01 0.03 99.37 01:30:01 1 0.07 0.00 0.17 0.01 0.05 99.70 01:40:04 all 1.92 0.00 0.30 0.07 0.04 97.67 01:40:04 0 1.35 0.00 0.21 0.10 0.02 98.31 01:40:04 1 2.49 0.00 0.40 0.04 0.05 97.03 Average: all 0.55 0.00 0.15 0.02 0.03 99.25 Average: 0 0.59 0.00 0.12 0.03 0.03 99.24 Average: 1 0.51 0.00 0.17 0.02 0.04 99.26