---> uname -a: Linux prd-queue-disttest-2c-1g-5674 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 709 5503 4 2012 7231 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:a9:ac:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82091sec preferred_lft 82091sec inet6 fe80::f816:3eff:fea9:acac/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-5674) 04/21/26 _x86_64_ (2 CPU) 01:48:42 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:07 4.44 0.03 4.33 0.08 1.39 1043.71 3.96 02:10:26 1.41 0.01 1.40 0.00 0.05 16.62 0.12 02:20:17 1.37 0.00 1.36 0.00 0.01 15.69 0.12 02:30:17 1.60 0.00 1.57 0.03 0.00 18.99 1.31 02:40:26 1.92 0.31 1.58 0.03 38.43 72.76 1.38 02:50:07 1.52 0.01 1.49 0.02 1.09 17.47 1.30 03:00:26 6.73 0.34 5.35 1.04 22.54 478.47 4532.14 Average: 2.73 0.10 2.46 0.18 9.20 240.10 665.48 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:07 5781212 7499908 291024 3.58 61608 1837324 560472 6.10 479560 1615444 248 02:10:26 5786504 7505720 285052 3.51 61800 1837660 560496 6.10 480220 1615968 128 02:20:17 5785464 7505164 285612 3.51 61964 1837980 560640 6.11 481096 1616456 172 02:30:17 5771620 7491840 298932 3.68 62152 1838308 560640 6.11 481840 1616972 120 02:40:26 5716084 7465092 325208 4.00 62460 1866496 760296 8.28 500548 1634404 188 02:50:07 5727428 7477380 313032 3.85 62628 1867260 560708 6.11 495848 1634896 124 03:00:26 5603748 7370376 416664 5.12 68880 1874880 686220 7.47 626824 1645140 11156 Average: 5738866 7473640 316503 3.89 63070 1851415 607067 6.61 506562 1625611 1734 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:07 ens3 3.42 0.32 0.65 0.23 0.00 0.00 0.00 0.00 02:10:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:26 ens3 0.44 0.04 0.05 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 0.28 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:17 ens3 0.30 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:40:26 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:26 ens3 0.66 0.26 3.28 0.07 0.00 0.00 0.00 0.00 02:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:07 ens3 0.18 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:00:26 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 03:00:26 ens3 6.37 5.42 32.94 1.24 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.69 0.90 5.42 0.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-5674) 04/21/26 _x86_64_ (2 CPU) 01:48:42 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:07 all 0.31 0.00 0.23 0.04 0.02 99.39 02:00:07 0 0.29 0.00 0.24 0.05 0.02 99.41 02:00:07 1 0.33 0.00 0.23 0.03 0.02 99.38 02:10:26 all 0.25 0.00 0.08 0.04 0.03 99.60 02:10:26 0 0.06 0.00 0.10 0.06 0.03 99.74 02:10:26 1 0.44 0.00 0.05 0.02 0.02 99.46 02:20:17 all 0.26 0.00 0.07 0.09 0.02 99.57 02:20:17 0 0.05 0.00 0.10 0.07 0.02 99.76 02:20:17 1 0.46 0.00 0.04 0.12 0.01 99.37 02:30:17 all 0.27 0.00 0.15 0.02 0.02 99.54 02:30:17 0 0.25 0.00 0.15 0.01 0.02 99.57 02:30:17 1 0.28 0.00 0.15 0.03 0.02 99.52 02:40:26 all 0.36 0.00 0.11 0.02 0.02 99.49 02:40:26 0 0.22 0.00 0.12 0.01 0.02 99.63 02:40:26 1 0.50 0.00 0.10 0.03 0.02 99.36 02:50:07 all 0.24 0.00 0.08 0.01 0.02 99.65 02:50:07 0 0.05 0.00 0.09 0.00 0.02 99.83 02:50:07 1 0.43 0.00 0.06 0.02 0.02 99.48 03:00:26 all 3.93 0.00 0.60 0.11 0.03 95.33 03:00:26 0 4.31 0.00 0.65 0.10 0.03 94.92 03:00:26 1 3.55 0.00 0.55 0.13 0.02 95.74 Average: all 0.82 0.00 0.19 0.05 0.02 98.93 Average: 0 0.76 0.00 0.21 0.04 0.02 98.96 Average: 1 0.87 0.00 0.17 0.05 0.02 98.89