---> uname -a: Linux prd-queue-disttest-2c-1g-64925 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 703 5508 4 2014 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:09:ee:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82292sec preferred_lft 82292sec inet6 fe80::f816:3eff:fe09:ee0f/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-64925) 04/01/26 _x86_64_ (2 CPU) 00:33:34 LINUX RESTART (2 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.98 0.32 1.64 0.02 38.95 73.39 0.44 01:00:21 1.62 0.00 1.57 0.04 1.02 19.76 1.63 01:10:20 1.36 0.00 1.34 0.02 0.00 15.97 1.10 01:20:00 1.36 0.00 1.34 0.02 0.01 15.93 1.01 01:30:10 1.72 0.00 1.67 0.04 0.00 21.48 1.65 01:40:22 1.38 0.00 1.37 0.02 0.00 16.38 1.18 Average: 1.57 0.05 1.49 0.02 6.65 27.15 1.17 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 5743244 7492096 298152 3.67 61928 1866936 733384 7.99 478412 1634772 200 01:00:21 5772908 7522624 267608 3.29 62120 1867580 535708 5.83 472848 1635296 132 01:10:20 5777112 7527316 262900 3.23 62284 1867908 535716 5.83 473104 1635780 184 01:20:00 5775964 7526676 263536 3.24 62448 1868232 535864 5.84 473204 1636276 140 01:30:10 5774336 7525760 264376 3.25 62684 1868700 535864 5.84 473496 1636844 148 01:40:22 5775756 7527700 262504 3.23 62876 1869012 535896 5.84 473404 1637356 132 Average: 5769887 7520362 269846 3.32 62390 1868061 568739 6.19 474078 1636054 156 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 4.32 0.34 3.55 0.14 0.00 0.00 0.00 0.00 01:00:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:21 ens3 0.78 0.05 0.09 0.03 0.00 0.00 0.00 0.00 01:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:20 ens3 1.58 0.08 8.30 0.05 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 1.19 0.08 0.35 0.06 0.00 0.00 0.00 0.00 01:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:10 ens3 0.44 0.08 0.10 0.04 0.00 0.00 0.00 0.00 01:40:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:22 ens3 0.65 0.16 0.21 0.12 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 1.49 0.13 2.09 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-64925) 04/01/26 _x86_64_ (2 CPU) 00:33:34 LINUX RESTART (2 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.36 0.00 0.12 0.02 0.03 99.47 00:50:01 0 0.46 0.00 0.10 0.02 0.03 99.39 00:50:01 1 0.25 0.00 0.14 0.02 0.03 99.55 01:00:21 all 0.24 0.00 0.15 0.01 0.03 99.58 01:00:21 0 0.39 0.00 0.13 0.01 0.03 99.44 01:00:21 1 0.09 0.00 0.16 0.01 0.03 99.71 01:10:20 all 0.25 0.00 0.07 0.06 0.03 99.59 01:10:20 0 0.44 0.00 0.06 0.12 0.02 99.37 01:10:20 1 0.06 0.00 0.08 0.01 0.04 99.81 01:20:00 all 0.27 0.00 0.08 0.01 0.02 99.63 01:20:00 0 0.28 0.00 0.07 0.01 0.02 99.62 01:20:00 1 0.25 0.00 0.09 0.01 0.02 99.64 01:30:10 all 0.26 0.00 0.17 0.01 0.03 99.53 01:30:10 0 0.12 0.00 0.18 0.01 0.02 99.67 01:30:10 1 0.41 0.00 0.15 0.00 0.05 99.38 01:40:22 all 0.27 0.00 0.06 0.01 0.01 99.65 01:40:22 0 0.06 0.00 0.08 0.00 0.02 99.84 01:40:22 1 0.47 0.00 0.04 0.01 0.01 99.46 Average: all 0.27 0.00 0.11 0.02 0.03 99.57 Average: 0 0.29 0.00 0.10 0.03 0.02 99.56 Average: 1 0.26 0.00 0.11 0.01 0.03 99.59