---> uname -a: Linux prd-queue-disttest-2c-1g-66335 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: 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 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 5526 4 2010 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:4c:96:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.181/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82394sec preferred_lft 82394sec inet6 fe80::f816:3eff:fe4c:9659/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-66335) 04/04/26 _x86_64_ (2 CPU) 01:44:18 LINUX RESTART (2 CPU) 01:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:04 1.49 0.01 1.47 0.02 0.05 18.40 0.49 02:10:04 2.02 0.32 1.68 0.02 40.08 74.00 0.28 02:20:04 1.29 0.00 1.28 0.01 0.01 14.80 0.48 02:30:04 14.62 0.00 1.70 12.92 0.15 20.72 107773.59 02:40:01 1.31 0.00 1.29 0.02 0.00 15.35 1.21 02:50:01 1.41 0.07 1.32 0.02 8.70 19.52 1.33 Average: 3.69 0.07 1.46 2.17 8.17 27.14 17975.53 01:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:04 5780724 7497624 293256 3.61 61736 1835504 536476 5.84 465532 1614344 228 02:10:04 5735212 7480936 309524 3.81 62036 1863780 536476 5.84 477116 1631536 228 02:20:04 5735212 7481416 309056 3.80 62180 1864104 536624 5.84 477164 1632012 216 02:30:04 5747228 7494016 296380 3.64 62372 1864460 536688 5.85 477168 1632532 0 02:40:01 5755068 7502504 287884 3.54 62544 1864932 536688 5.85 477436 1633048 140 02:50:01 5717564 7421384 368196 4.53 63748 1819460 573220 6.24 512520 1588684 16396 Average: 5745168 7479647 310716 3.82 62436 1852040 542695 5.91 481156 1622026 2868 01:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:04 ens3 2.32 0.11 0.34 0.08 0.00 0.00 0.00 0.00 02:10:04 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:04 ens3 0.73 0.21 3.06 0.03 0.00 0.00 0.00 0.00 02:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:04 ens3 0.29 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:04 ens3 0.27 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.38 0.07 0.11 0.05 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.41 0.14 0.21 0.08 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 0.73 0.11 0.64 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-66335) 04/04/26 _x86_64_ (2 CPU) 01:44:18 LINUX RESTART (2 CPU) 01:50:04 CPU %user %nice %system %iowait %steal %idle 02:00:04 all 0.31 0.00 0.17 0.01 0.03 99.48 02:00:04 0 0.18 0.00 0.18 0.00 0.03 99.60 02:00:04 1 0.44 0.00 0.16 0.02 0.02 99.37 02:10:04 all 0.39 0.00 0.11 0.02 0.04 99.45 02:10:04 0 0.29 0.00 0.13 0.03 0.04 99.51 02:10:04 1 0.49 0.00 0.08 0.01 0.03 99.38 02:20:04 all 0.24 0.00 0.07 0.18 0.02 99.49 02:20:04 0 0.05 0.00 0.08 0.21 0.02 99.64 02:20:04 1 0.43 0.00 0.07 0.15 0.02 99.34 02:30:04 all 0.28 0.00 0.18 0.06 0.02 99.46 02:30:04 0 0.19 0.00 0.18 0.06 0.02 99.55 02:30:04 1 0.38 0.00 0.18 0.06 0.02 99.36 02:40:01 all 0.24 0.00 0.07 0.01 0.02 99.66 02:40:01 0 0.06 0.00 0.10 0.01 0.03 99.80 02:40:01 1 0.41 0.00 0.05 0.00 0.01 99.53 02:50:01 all 0.49 0.00 0.11 0.01 0.02 99.36 02:50:01 0 0.14 0.00 0.12 0.01 0.03 99.71 02:50:01 1 0.85 0.00 0.10 0.01 0.02 99.02 Average: all 0.33 0.00 0.12 0.05 0.03 99.48 Average: 0 0.15 0.00 0.13 0.05 0.03 99.63 Average: 1 0.50 0.00 0.10 0.04 0.02 99.33