---> uname -a: Linux prd-queue-disttest-2c-1g-22142 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 691 5520 4 2013 7250 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:c4:47:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.171/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82313sec preferred_lft 82313sec inet6 fe80::f816:3eff:fec4:4760/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-22142) 03/24/26 _x86_64_ (2 CPU) 00:33:59 LINUX RESTART (2 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 1.23 0.01 1.22 0.00 0.05 14.61 0.24 01:00:00 2.04 0.32 1.68 0.04 40.08 74.71 0.51 01:10:00 1.16 0.00 1.15 0.01 0.00 13.57 0.37 01:20:00 1.23 0.00 1.21 0.02 0.01 14.79 1.32 01:30:00 14.42 0.00 1.50 12.92 0.15 18.97 107774.46 01:40:00 1.21 0.00 1.19 0.02 0.00 14.63 1.09 Average: 3.55 0.06 1.33 2.17 6.72 25.21 17963.30 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 5780440 7500284 290380 3.57 61716 1838492 524884 5.72 469292 1616976 124 01:00:00 5731460 7480116 310228 3.81 62028 1866680 524912 5.72 480860 1634100 8 01:10:00 5731460 7480612 309728 3.81 62184 1867012 525048 5.72 480916 1634588 124 01:20:00 5746388 7496040 294296 3.62 62352 1867336 525048 5.72 481068 1635080 124 01:30:00 5745112 7495456 294860 3.63 62544 1867840 525048 5.72 481096 1635608 148 01:40:00 5752168 7503028 287296 3.53 62720 1868164 525048 5.72 481140 1636120 120 Average: 5747838 7492589 297798 3.66 62257 1862587 524998 5.72 479062 1632079 108 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:00 ens3 2.75 0.12 0.41 0.10 0.00 0.00 0.00 0.00 01:00:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 0.70 0.27 3.07 0.05 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 0.44 0.05 0.09 0.03 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 0.45 0.08 0.12 0.06 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.29 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.51 0.07 0.12 0.05 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 0.85 0.11 0.65 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-22142) 03/24/26 _x86_64_ (2 CPU) 00:33:59 LINUX RESTART (2 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 0.22 0.00 0.08 0.01 0.02 99.67 00:50:00 0 0.18 0.00 0.10 0.01 0.02 99.70 00:50:00 1 0.26 0.00 0.07 0.01 0.02 99.64 01:00:00 all 0.41 0.00 0.20 0.02 0.02 99.36 01:00:00 0 0.43 0.00 0.18 0.01 0.01 99.38 01:00:00 1 0.39 0.00 0.23 0.03 0.02 99.33 01:10:00 all 0.26 0.00 0.07 0.01 0.02 99.65 01:10:00 0 0.47 0.00 0.04 0.00 0.01 99.47 01:10:00 1 0.05 0.00 0.09 0.01 0.02 99.82 01:20:00 all 0.23 0.00 0.07 0.01 0.02 99.68 01:20:00 0 0.42 0.00 0.04 0.00 0.01 99.53 01:20:00 1 0.05 0.00 0.09 0.01 0.02 99.82 01:30:00 all 0.27 0.00 0.18 0.03 0.02 99.50 01:30:00 0 0.46 0.00 0.14 0.01 0.01 99.38 01:30:00 1 0.09 0.00 0.22 0.05 0.02 99.63 01:40:00 all 0.23 0.00 0.07 0.01 0.02 99.67 01:40:00 0 0.41 0.00 0.04 0.01 0.01 99.53 01:40:00 1 0.06 0.00 0.09 0.01 0.03 99.82 Average: all 0.27 0.00 0.11 0.01 0.02 99.59 Average: 0 0.39 0.00 0.09 0.00 0.01 99.50 Average: 1 0.15 0.00 0.13 0.02 0.02 99.68