---> uname -a: Linux prd-queue-disttest-2c-1g-12625 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 686 5522 4 2016 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:58:4c:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.103/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82307sec preferred_lft 82307sec inet6 fe80::f816:3eff:fe58:4cd2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-12625) 05/11/26 _x86_64_ (2 CPU) 01:48:42 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:17 3.34 0.02 3.23 0.08 1.21 798.64 2.87 02:10:01 1.22 0.01 1.21 0.01 0.05 15.02 0.49 02:20:17 1.20 0.00 1.20 0.00 0.01 14.67 0.00 02:30:17 1.93 0.25 1.65 0.03 30.99 75.80 0.43 02:40:17 1.38 0.00 1.38 0.00 0.00 16.17 0.00 02:50:01 1.34 0.00 1.34 0.00 0.00 15.56 0.00 Average: 1.75 0.05 1.68 0.02 5.38 159.46 0.64 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:17 5793848 7516596 274412 3.37 61620 1841364 533860 5.81 456448 1619984 136 02:10:01 5801184 7524452 266392 3.28 61816 1841692 533804 5.81 456568 1620508 16 02:20:17 5801184 7524940 265904 3.27 61976 1842020 533952 5.82 456508 1620996 136 02:30:17 5750020 7500288 290168 3.57 62272 1867964 728360 7.93 470776 1638472 132 02:40:17 5749796 7500520 289928 3.57 62396 1868292 728460 7.93 470988 1638924 132 02:50:01 5765196 7516524 273920 3.37 62540 1868744 728460 7.93 471144 1639392 280 Average: 5776871 7513887 276787 3.40 62103 1855013 631149 6.87 463739 1629713 139 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:17 ens3 3.20 0.20 0.54 0.14 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.78 0.04 0.07 0.01 0.00 0.00 0.00 0.00 02:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:17 ens3 0.39 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:17 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:17 ens3 0.42 0.18 3.12 0.03 0.00 0.00 0.00 0.00 02:40:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:17 ens3 0.32 0.06 0.08 0.03 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 0.28 0.06 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 0.91 0.10 0.66 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-12625) 05/11/26 _x86_64_ (2 CPU) 01:48:42 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:17 all 0.29 0.00 0.20 0.05 0.02 99.43 02:00:17 0 0.24 0.00 0.19 0.02 0.02 99.53 02:00:17 1 0.35 0.00 0.22 0.08 0.02 99.33 02:10:01 all 0.26 0.00 0.07 0.01 0.02 99.64 02:10:01 0 0.06 0.00 0.09 0.01 0.03 99.81 02:10:01 1 0.45 0.00 0.05 0.00 0.02 99.47 02:20:17 all 0.25 0.00 0.07 0.08 0.01 99.59 02:20:17 0 0.42 0.00 0.06 0.15 0.01 99.37 02:20:17 1 0.09 0.00 0.08 0.02 0.02 99.80 02:30:17 all 0.40 0.00 0.18 0.02 0.02 99.38 02:30:17 0 0.48 0.00 0.17 0.03 0.01 99.30 02:30:17 1 0.33 0.00 0.20 0.01 0.02 99.45 02:40:17 all 0.26 0.00 0.07 0.01 0.02 99.64 02:40:17 0 0.06 0.00 0.09 0.01 0.02 99.82 02:40:17 1 0.47 0.00 0.06 0.01 0.01 99.45 02:50:01 all 0.25 0.00 0.08 0.01 0.02 99.65 02:50:01 0 0.24 0.00 0.08 0.01 0.02 99.66 02:50:01 1 0.27 0.00 0.07 0.01 0.02 99.64 Average: all 0.29 0.00 0.11 0.03 0.02 99.55 Average: 0 0.25 0.00 0.11 0.04 0.02 99.58 Average: 1 0.32 0.00 0.11 0.02 0.02 99.52