---> uname -a: Linux prd-queue-disttest-2c-1g-23517 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 698 5440 4 2090 7243 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:31:84:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.80/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82559sec preferred_lft 82559sec inet6 fe80::f816:3eff:fe31:8468/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-23517) 06/04/26 _x86_64_ (2 CPU) 00:33:39 LINUX RESTART (2 CPU) 00:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.20 0.01 1.18 0.01 0.05 14.48 0.86 01:00:10 1.89 0.25 1.61 0.03 30.54 74.88 0.39 01:10:10 1.30 0.01 1.29 0.01 1.05 15.72 0.05 01:20:01 1.29 0.00 1.29 0.00 0.01 14.87 0.00 01:30:10 1.58 0.00 1.57 0.02 0.00 18.75 0.24 Average: 1.46 0.05 1.39 0.01 6.42 27.92 0.31 00:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 5702396 7503360 283296 3.48 63180 1914688 531124 5.78 461036 1694300 164 01:00:10 5650372 7477908 308420 3.79 63484 1940700 726376 7.91 478696 1711856 212 01:10:10 5661796 7490112 296212 3.64 63624 1941340 531384 5.79 473536 1712320 152 01:20:01 5669160 7497948 288380 3.55 63768 1941660 531384 5.79 473792 1712788 276 01:30:10 5668540 7497832 288464 3.55 63928 1941988 531380 5.79 473692 1713276 132 Average: 5670453 7493432 292954 3.60 63597 1936075 570330 6.21 472150 1708908 187 00:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 3.11 0.14 0.44 0.08 0.00 0.00 0.00 0.00 01:00:10 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:10 ens3 1.07 0.25 3.14 0.05 0.00 0.00 0.00 0.00 01:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:10 ens3 0.72 0.06 7.25 0.03 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.66 0.07 0.57 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 0.31 0.04 0.07 0.03 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 1.17 0.11 2.30 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-23517) 06/04/26 _x86_64_ (2 CPU) 00:33:39 LINUX RESTART (2 CPU) 00:40:08 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.26 0.00 0.08 0.02 0.03 99.60 00:50:01 0 0.24 0.00 0.09 0.04 0.04 99.60 00:50:01 1 0.28 0.00 0.07 0.01 0.03 99.61 01:00:10 all 0.43 0.00 0.17 0.02 0.03 99.35 01:00:10 0 0.41 0.00 0.15 0.03 0.03 99.38 01:00:10 1 0.44 0.00 0.19 0.02 0.03 99.31 01:10:10 all 0.25 0.00 0.06 0.01 0.03 99.65 01:10:10 0 0.46 0.00 0.05 0.01 0.03 99.46 01:10:10 1 0.04 0.00 0.07 0.01 0.04 99.83 01:20:01 all 0.20 0.00 0.06 0.01 0.03 99.69 01:20:01 0 0.36 0.00 0.05 0.01 0.02 99.56 01:20:01 1 0.05 0.00 0.08 0.01 0.04 99.82 01:30:10 all 0.23 0.00 0.15 0.01 0.03 99.57 01:30:10 0 0.40 0.00 0.13 0.01 0.02 99.43 01:30:10 1 0.06 0.00 0.17 0.01 0.04 99.72 Average: all 0.27 0.00 0.11 0.02 0.03 99.57 Average: 0 0.38 0.00 0.10 0.02 0.03 99.48 Average: 1 0.17 0.00 0.12 0.01 0.04 99.66