---> uname -a: Linux prd-queue-disttest-2c-1g-6147 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 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 7.9G 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 703 5430 4 2096 7238 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:dc:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80656sec preferred_lft 80656sec inet6 fe80::f816:3eff:feed:dca4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-queue-disttest-2c-1g-6147) 09/09/26 _x86_64_ (2 CPU) 00:40:44 LINUX RESTART (2 CPU) 00:50:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:07 1.77 0.01 1.66 0.11 0.06 33.20 481.48 01:10:27 8.40 0.38 6.52 1.50 32.48 573.10 6651.18 01:20:27 1.82 0.33 1.47 0.02 43.11 104.10 3.89 01:30:07 1.36 0.00 1.33 0.03 0.00 17.26 6.01 01:40:27 1.20 0.00 1.18 0.02 0.00 15.18 3.68 01:50:17 1.28 0.00 1.26 0.02 0.00 15.69 3.82 02:00:27 1.39 0.00 1.36 0.03 0.00 16.98 5.76 02:10:07 15.34 0.00 1.30 14.03 0.15 16.32 111034.66 Average: 4.05 0.09 2.03 1.92 9.65 101.54 14402.36 00:50:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:07 5657600 7461784 323980 3.98 63748 1917876 596740 6.50 517412 1697608 11124 01:10:27 5691268 7502092 280984 3.46 72716 1913108 539808 5.88 467792 1696204 172 01:20:27 5647832 7498320 284008 3.49 73132 1951864 741004 8.07 486164 1725300 124 01:30:07 5645572 7496700 285524 3.51 73276 1952316 741004 8.07 486012 1725768 260 01:40:27 5650564 7502208 280008 3.44 73452 1952648 741004 8.07 486160 1726276 192 01:50:17 5648096 7500228 281916 3.47 73620 1952964 741012 8.07 486180 1726760 128 02:00:27 5641868 7494512 287640 3.54 73772 1953304 741064 8.07 486220 1727252 196 02:10:07 5646016 7499196 282860 3.48 73928 1953684 741012 8.07 486348 1727752 276 Average: 5653602 7494380 288365 3.55 72206 1943470 697831 7.60 487786 1719115 1559 00:50:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:07 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:00:07 ens3 1.29 0.48 0.55 0.27 0.00 0.00 0.00 0.00 01:10:27 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 01:10:27 ens3 12.29 6.93 35.57 2.00 0.00 0.00 0.00 0.00 01:20:27 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:20:27 ens3 1.80 0.31 3.44 0.07 0.00 0.00 0.00 0.00 01:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:07 ens3 0.51 0.06 0.09 0.04 0.00 0.00 0.00 0.00 01:40:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:27 ens3 0.30 0.07 0.06 0.03 0.00 0.00 0.00 0.00 01:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:17 ens3 0.33 0.07 0.07 0.04 0.00 0.00 0.00 0.00 02:00:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:27 ens3 0.27 0.06 0.06 0.03 0.00 0.00 0.00 0.00 02:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:07 ens3 0.20 0.03 0.02 0.01 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 2.18 1.03 5.15 0.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-queue-disttest-2c-1g-6147) 09/09/26 _x86_64_ (2 CPU) 00:40:44 LINUX RESTART (2 CPU) 00:50:27 CPU %user %nice %system %iowait %steal %idle 01:00:07 all 0.67 0.00 0.26 0.03 0.01 99.03 01:00:07 0 0.84 0.00 0.30 0.01 0.01 98.84 01:00:07 1 0.50 0.00 0.23 0.04 0.01 99.22 01:10:27 all 5.36 0.00 0.75 0.23 0.01 93.65 01:10:27 0 4.97 0.00 0.79 0.23 0.01 93.99 01:10:27 1 5.74 0.00 0.71 0.23 0.01 93.30 01:20:27 all 0.48 0.00 0.17 0.03 0.01 99.31 01:20:27 0 0.30 0.00 0.18 0.03 0.02 99.47 01:20:27 1 0.65 0.00 0.15 0.04 0.01 99.15 01:30:07 all 0.31 0.00 0.19 0.01 0.01 99.48 01:30:07 0 0.42 0.00 0.18 0.00 0.00 99.39 01:30:07 1 0.20 0.00 0.20 0.02 0.01 99.57 01:40:27 all 0.26 0.00 0.11 0.01 0.01 99.61 01:40:27 0 0.07 0.00 0.14 0.00 0.01 99.78 01:40:27 1 0.46 0.00 0.08 0.01 0.01 99.44 01:50:17 all 0.26 0.00 0.10 0.01 0.00 99.63 01:50:17 0 0.06 0.00 0.11 0.00 0.00 99.82 01:50:17 1 0.46 0.00 0.09 0.01 0.01 99.43 02:00:27 all 0.30 0.00 0.20 0.01 0.01 99.49 02:00:27 0 0.08 0.00 0.20 0.01 0.01 99.70 02:00:27 1 0.51 0.00 0.20 0.01 0.01 99.28 02:10:07 all 0.28 0.00 0.12 0.04 0.01 99.55 02:10:07 0 0.08 0.00 0.15 0.08 0.01 99.69 02:10:07 1 0.49 0.00 0.10 0.00 0.01 99.41 Average: all 1.01 0.00 0.24 0.05 0.01 98.69 Average: 0 0.87 0.00 0.26 0.05 0.01 98.81 Average: 1 1.15 0.00 0.22 0.05 0.01 98.57