---> uname -a: Linux prd-queue-disttest-2c-1g-4178 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 686 5527 4 2011 7255 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:b0:b8:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82099sec preferred_lft 82099sec inet6 fe80::f816:3eff:feb0:b836/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-4178) 04/18/26 _x86_64_ (2 CPU) 02:58:44 LINUX RESTART (2 CPU) 03:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:10:23 4.81 0.38 4.35 0.08 44.51 1032.65 3.83 03:20:01 14.90 0.01 1.51 13.38 0.22 16.97 111911.37 03:30:23 1.57 0.00 1.56 0.01 0.00 17.89 0.22 03:40:23 1.35 0.00 1.33 0.02 0.00 15.79 1.32 03:50:01 1.35 0.00 1.34 0.02 0.00 15.68 1.12 04:00:23 1.60 0.00 1.57 0.03 0.00 18.96 1.27 Average: 4.18 0.07 1.95 2.17 7.57 189.02 17907.57 03:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:23 5746944 7493120 297616 3.66 61760 1864440 535460 5.83 476676 1632108 136 03:20:01 5761868 7508596 281852 3.47 61924 1864812 535464 5.83 476552 1632616 160 03:30:23 5754388 7501632 288796 3.55 62088 1865140 535688 5.83 476624 1633108 148 03:40:23 5759520 7507276 283168 3.48 62276 1865472 535720 5.84 476724 1633620 200 03:50:01 5759268 7507528 282916 3.48 62444 1865792 535760 5.84 476752 1634116 160 04:00:23 5758020 7506924 283504 3.49 62628 1866248 535760 5.84 476936 1634628 136 Average: 5756668 7504179 286309 3.52 62187 1865317 535642 5.83 476711 1633366 157 03:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:23 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 03:10:23 ens3 4.90 1.46 42.54 0.24 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 1.48 0.05 0.17 0.02 0.00 0.00 0.00 0.00 03:30:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:23 ens3 1.09 0.12 0.16 0.06 0.00 0.00 0.00 0.00 03:40:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:23 ens3 1.88 0.13 5.70 0.08 0.00 0.00 0.00 0.00 03:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 0.39 0.06 0.08 0.03 0.00 0.00 0.00 0.00 04:00:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:23 ens3 0.47 0.05 0.25 0.03 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 1.71 0.32 8.26 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-4178) 04/18/26 _x86_64_ (2 CPU) 02:58:44 LINUX RESTART (2 CPU) 03:00:12 CPU %user %nice %system %iowait %steal %idle 03:10:23 all 0.44 0.00 0.23 0.13 0.03 99.17 03:10:23 0 0.33 0.00 0.23 0.09 0.03 99.32 03:10:23 1 0.54 0.00 0.23 0.17 0.02 99.03 03:20:01 all 0.26 0.00 0.11 0.07 0.02 99.54 03:20:01 0 0.35 0.00 0.08 0.05 0.02 99.50 03:20:01 1 0.17 0.00 0.14 0.08 0.02 99.59 03:30:23 all 0.29 0.00 0.15 0.01 0.02 99.53 03:30:23 0 0.49 0.00 0.13 0.01 0.01 99.36 03:30:23 1 0.09 0.00 0.17 0.01 0.03 99.70 03:40:23 all 0.23 0.00 0.07 0.01 0.02 99.68 03:40:23 0 0.40 0.00 0.06 0.00 0.01 99.53 03:40:23 1 0.06 0.00 0.09 0.01 0.02 99.82 03:50:01 all 0.22 0.00 0.07 0.01 0.02 99.68 03:50:01 0 0.32 0.00 0.06 0.01 0.02 99.60 03:50:01 1 0.13 0.00 0.08 0.01 0.02 99.76 04:00:23 all 0.26 0.00 0.14 0.01 0.02 99.57 04:00:23 0 0.29 0.00 0.14 0.01 0.02 99.54 04:00:23 1 0.23 0.00 0.14 0.01 0.02 99.60 Average: all 0.28 0.00 0.13 0.04 0.02 99.53 Average: 0 0.36 0.00 0.12 0.03 0.02 99.47 Average: 1 0.20 0.00 0.14 0.05 0.02 99.58