---> uname -a: Linux prd-queue-disttest-2c-1g-65249 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: 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 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 827 5258 4 2149 7114 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:16:98:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82139sec preferred_lft 82139sec inet6 fe80::f816:3eff:fe16:98df/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-65249) 10/16/26 _x86_64_ (2 CPU) 00:57:05 LINUX RESTART (2 CPU) 01:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:05 2.78 0.02 2.47 0.29 1.21 142.73 63.40 01:20:01 16.73 0.01 2.36 14.36 0.21 73.86 107770.85 01:30:01 1.62 0.00 1.61 0.02 0.00 20.07 0.27 01:40:25 7.82 0.71 5.92 1.19 76.07 494.44 8038.20 01:50:01 1.62 0.00 1.62 0.00 0.00 18.66 0.00 02:00:01 1.71 0.00 1.69 0.01 0.00 20.49 0.23 Average: 5.40 0.13 2.64 2.64 13.43 131.62 19239.69 01:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:05 5524560 7402956 376228 4.63 92208 1957368 681960 7.43 553592 1755572 224 01:20:01 5542972 7422668 356264 4.38 93068 1957752 683272 7.44 555032 1756788 240 01:30:01 5536576 7416820 362024 4.45 93220 1958148 683336 7.44 554932 1757272 240 01:40:25 5490692 7394564 380984 4.68 98984 1973488 887452 9.67 580748 1761580 204 01:50:01 5512232 7416672 358856 4.41 99136 1973916 887452 9.67 581032 1762032 240 02:00:01 5501552 7406488 369020 4.54 99280 1974248 887588 9.67 581072 1762508 240 Average: 5518097 7410028 367229 4.52 95983 1965820 785177 8.55 567735 1759292 231 01:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:05 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 01:10:05 ens3 4.47 0.86 1.30 0.56 0.00 0.00 0.00 0.00 01:20:01 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 01:20:01 ens3 3.22 0.67 0.93 0.42 0.00 0.00 0.00 0.00 01:30:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:01 ens3 1.54 0.08 0.19 0.04 0.00 0.00 0.00 0.00 01:40:25 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 01:40:25 ens3 8.42 7.07 39.36 1.69 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 0.43 0.11 0.29 0.04 0.00 0.00 0.00 0.00 02:00:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:00:01 ens3 0.27 0.06 0.04 0.02 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 3.11 1.52 7.28 0.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-queue-disttest-2c-1g-65249) 10/16/26 _x86_64_ (2 CPU) 00:57:05 LINUX RESTART (2 CPU) 01:00:01 CPU %user %nice %system %iowait %steal %idle 01:10:05 all 1.18 0.00 0.18 0.05 0.00 98.59 01:10:05 0 1.98 0.00 0.21 0.04 0.00 97.77 01:10:05 1 0.38 0.00 0.15 0.06 0.00 99.40 01:20:01 all 1.03 0.00 0.21 0.07 0.00 98.69 01:20:01 0 0.48 0.00 0.18 0.09 0.00 99.24 01:20:01 1 1.58 0.00 0.23 0.05 0.01 98.13 01:30:01 all 0.28 0.00 0.17 0.01 0.00 99.54 01:30:01 0 0.40 0.00 0.15 0.02 0.00 99.43 01:30:01 1 0.16 0.00 0.19 0.00 0.00 99.65 01:40:25 all 3.92 0.00 0.61 0.16 0.01 95.31 01:40:25 0 2.33 0.00 0.49 0.24 0.00 96.93 01:40:25 1 5.50 0.00 0.73 0.08 0.01 93.68 01:50:01 all 0.26 0.00 0.08 0.01 0.00 99.65 01:50:01 0 0.46 0.00 0.05 0.02 0.00 99.48 01:50:01 1 0.06 0.00 0.11 0.00 0.00 99.83 02:00:01 all 0.28 0.00 0.15 0.01 0.00 99.55 02:00:01 0 0.49 0.00 0.12 0.02 0.00 99.37 02:00:01 1 0.07 0.00 0.19 0.00 0.00 99.73 Average: all 1.18 0.00 0.24 0.05 0.00 98.53 Average: 0 1.04 0.00 0.20 0.07 0.00 98.69 Average: 1 1.33 0.00 0.27 0.03 0.00 98.37