---> uname -a: Linux prd-queue-disttest-2c-1g-63488 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 Indirect target selection: 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 Tsa: 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 809 5269 4 2156 7132 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:25:d0:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.170/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81641sec preferred_lft 81641sec inet6 fe80::f816:3eff:fe25:d096/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-queue-disttest-2c-1g-63488) 10/11/26 _x86_64_ (2 CPU) 00:35:07 LINUX RESTART (2 CPU) 00:40:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 1.34 0.02 1.31 0.00 1.26 17.54 0.01 01:00:10 3.07 0.01 2.76 0.31 0.05 147.99 68.18 01:10:00 2.52 0.00 2.30 0.22 0.00 74.47 199.06 01:20:00 3.07 0.32 2.53 0.22 42.65 160.55 200.64 01:30:10 1.65 0.00 1.64 0.01 0.00 20.18 159.75 01:40:01 1.43 0.00 1.43 0.00 0.00 17.85 0.01 01:50:01 1.37 0.00 1.37 0.00 0.00 17.25 0.00 Average: 2.07 0.05 1.91 0.11 6.30 65.52 90.14 00:40:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 5531304 7402500 377108 4.64 91232 1951336 678524 7.39 554992 1748156 152 01:00:10 5532508 7412756 366456 4.51 92444 1959052 678296 7.39 555040 1757076 216 01:10:00 5536600 7418056 361084 4.44 93272 1959344 679504 7.40 556460 1758212 124 01:20:00 5465324 7387224 391224 4.81 94308 1998420 883312 9.62 575756 1788116 124 01:30:10 5470792 7393264 385128 4.74 94480 1998788 883312 9.62 575616 1788652 236 01:40:01 5470792 7393740 384640 4.73 94644 1999088 883312 9.62 575692 1789120 240 01:50:01 5476560 7399992 378380 4.65 94800 1999412 883440 9.62 575744 1789600 124 Average: 5497697 7401076 377717 4.64 93597 1980777 795671 8.67 567043 1774133 174 00:40:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:50:00 ens3 2.42 0.23 0.42 0.15 0.00 0.00 0.00 0.00 01:00:10 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 01:00:10 ens3 2.03 0.69 0.76 0.37 0.00 0.00 0.00 0.00 01:10:00 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 01:10:00 ens3 2.99 0.80 1.08 0.56 0.00 0.00 0.00 0.00 01:20:00 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 01:20:00 ens3 2.90 0.93 4.22 0.47 0.00 0.00 0.00 0.00 01:30:10 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:10 ens3 2.28 0.15 5.12 0.10 0.00 0.00 0.00 0.00 01:40:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:01 ens3 1.43 0.07 0.15 0.02 0.00 0.00 0.00 0.00 01:50:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:50:01 ens3 1.52 0.14 0.26 0.12 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 2.22 0.43 1.73 0.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-queue-disttest-2c-1g-63488) 10/11/26 _x86_64_ (2 CPU) 00:35:07 LINUX RESTART (2 CPU) 00:40:20 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 0.25 0.00 0.07 0.01 0.00 99.67 00:50:00 0 0.40 0.00 0.04 0.02 0.00 99.54 00:50:00 1 0.09 0.00 0.10 0.00 0.00 99.80 01:00:10 all 1.19 0.00 0.27 0.04 0.00 98.49 01:00:10 0 0.93 0.00 0.22 0.06 0.00 98.79 01:00:10 1 1.45 0.00 0.32 0.03 0.01 98.20 01:10:00 all 1.03 0.00 0.18 0.03 0.00 98.76 01:10:00 0 1.70 0.00 0.19 0.05 0.01 98.06 01:10:00 1 0.36 0.00 0.16 0.00 0.00 99.47 01:20:00 all 1.17 0.00 0.23 0.06 0.00 98.54 01:20:00 0 1.75 0.00 0.20 0.08 0.01 97.96 01:20:00 1 0.59 0.00 0.25 0.03 0.00 99.12 01:30:10 all 0.28 0.00 0.18 0.02 0.01 99.52 01:30:10 0 0.48 0.00 0.15 0.03 0.00 99.34 01:30:10 1 0.08 0.00 0.21 0.01 0.01 99.69 01:40:01 all 0.28 0.00 0.06 0.01 0.00 99.64 01:40:01 0 0.33 0.00 0.05 0.00 0.00 99.61 01:40:01 1 0.23 0.00 0.07 0.02 0.01 99.68 01:50:01 all 0.24 0.00 0.07 0.01 0.00 99.67 01:50:01 0 0.05 0.00 0.10 0.01 0.00 99.84 01:50:01 1 0.43 0.00 0.05 0.02 0.00 99.50 Average: all 0.64 0.00 0.15 0.03 0.00 99.18 Average: 0 0.81 0.00 0.14 0.04 0.00 99.02 Average: 1 0.47 0.00 0.17 0.02 0.00 99.35