---> uname -a: Linux prd-queue-disttest-2c-1g-25545 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 720 5355 4 2161 7221 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:f2:23:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.90/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82042sec preferred_lft 82042sec inet6 fe80::f816:3eff:fef2:2322/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-25545) 06/07/26 _x86_64_ (2 CPU) 01:38:40 LINUX RESTART (2 CPU) 01:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:13 15.75 0.03 2.95 12.77 1.36 914.67 105569.11 02:00:01 1.55 0.01 1.52 0.03 0.05 18.83 0.99 02:10:13 15.87 13.52 2.27 0.08 178.09 102.21 7.39 02:20:03 1.49 0.02 1.45 0.02 0.62 17.38 1.27 02:30:01 1.56 0.00 1.53 0.03 0.00 19.29 490.24 02:40:02 1.32 0.00 1.30 0.02 0.00 16.03 1.20 02:50:08 1.34 0.00 1.33 0.02 0.00 16.31 1.31 Average: 5.63 1.97 1.77 1.88 26.21 160.25 15413.22 01:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:13 5694172 7503640 282540 3.47 63428 1922684 530044 5.77 461964 1702980 208 02:00:01 5691688 7501656 284272 3.50 63592 1923012 530052 5.77 462044 1703472 276 02:10:13 5563276 7456060 320668 3.94 67532 1993336 725444 7.90 477212 1768364 176 02:20:03 5569984 7463476 313240 3.85 67724 1993840 725444 7.90 477220 1768940 192 02:30:01 5563960 7458136 318528 3.92 67920 1994288 725444 7.90 477488 1769468 276 02:40:02 5563960 7458628 318032 3.91 68076 1994620 725444 7.90 477536 1769944 196 02:50:08 5571548 7466732 309928 3.81 68260 1994948 724396 7.89 476968 1770456 132 Average: 5602655 7472618 306744 3.77 66647 1973818 669467 7.29 472919 1750518 208 01:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:13 ens3 3.75 0.27 0.66 0.22 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.77 0.07 0.09 0.03 0.00 0.00 0.00 0.00 02:10:13 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:13 ens3 0.50 0.20 3.08 0.03 0.00 0.00 0.00 0.00 02:20:03 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:20:03 ens3 0.45 0.06 0.06 0.02 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.18 0.02 0.04 0.01 0.00 0.00 0.00 0.00 02:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:02 ens3 0.35 0.08 0.10 0.05 0.00 0.00 0.00 0.00 02:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:08 ens3 0.32 0.09 0.12 0.06 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 0.11 0.60 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-25545) 06/07/26 _x86_64_ (2 CPU) 01:38:40 LINUX RESTART (2 CPU) 01:40:02 CPU %user %nice %system %iowait %steal %idle 01:50:13 all 0.26 0.00 0.13 0.14 0.03 99.45 01:50:13 0 0.21 0.00 0.12 0.12 0.02 99.53 01:50:13 1 0.31 0.00 0.14 0.15 0.03 99.37 02:00:01 all 0.26 0.00 0.16 0.09 0.03 99.46 02:00:01 0 0.08 0.00 0.19 0.12 0.03 99.58 02:00:01 1 0.44 0.00 0.14 0.07 0.02 99.33 02:10:13 all 0.38 0.20 0.16 0.32 0.08 98.85 02:10:13 0 0.42 0.28 0.19 0.42 0.14 98.55 02:10:13 1 0.34 0.12 0.13 0.22 0.03 99.16 02:20:03 all 0.28 0.00 0.07 0.03 0.02 99.60 02:20:03 0 0.33 0.00 0.06 0.05 0.02 99.55 02:20:03 1 0.23 0.00 0.08 0.02 0.02 99.64 02:30:01 all 0.26 0.00 0.16 0.02 0.02 99.54 02:30:01 0 0.36 0.00 0.15 0.03 0.02 99.44 02:30:01 1 0.16 0.00 0.17 0.01 0.02 99.64 02:40:02 all 0.22 0.00 0.07 0.02 0.02 99.67 02:40:02 0 0.18 0.00 0.08 0.03 0.02 99.69 02:40:02 1 0.26 0.00 0.07 0.01 0.02 99.65 02:50:08 all 0.19 0.00 0.07 0.02 0.02 99.70 02:50:08 0 0.28 0.00 0.07 0.02 0.02 99.62 02:50:08 1 0.11 0.00 0.07 0.01 0.02 99.78 Average: all 0.27 0.03 0.12 0.09 0.03 99.46 Average: 0 0.27 0.04 0.12 0.11 0.04 99.42 Average: 1 0.27 0.02 0.11 0.07 0.02 99.51