---> uname -a: Linux prd-queue-disttest-2c-1g-13056 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 710 5497 4 2018 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:fd:32:bd 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 82323sec preferred_lft 82323sec inet6 fe80::f816:3eff:fefd:32bd/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-13056) 05/13/26 _x86_64_ (2 CPU) 00:32:52 LINUX RESTART (2 CPU) 00:40:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:02 1.31 0.01 1.29 0.01 1.14 15.82 0.43 01:00:01 1.40 0.00 1.37 0.03 0.00 17.33 1.43 01:10:22 1.15 0.00 1.13 0.02 0.00 13.85 1.06 01:20:22 1.24 0.00 1.23 0.02 0.01 15.11 1.09 01:30:01 1.54 0.02 1.49 0.03 0.62 18.76 1.52 01:40:11 3.79 0.32 2.92 0.55 22.63 178.52 3268.64 Average: 1.75 0.06 1.58 0.11 4.14 43.77 557.23 00:40:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:02 5747300 7496812 293820 3.61 61848 1867664 558556 6.08 478764 1637452 264 01:00:01 5738264 7488344 302260 3.72 62044 1867992 558660 6.08 480048 1637984 160 01:10:22 5753216 7503816 286784 3.53 62236 1868316 558832 6.09 481308 1638500 220 01:20:22 5751652 7502748 287840 3.54 62404 1868640 558896 6.09 483400 1638992 168 01:30:01 5729196 7481132 309468 3.81 62588 1869276 558896 6.09 484580 1639564 172 01:40:11 5697980 7466680 320836 3.95 66724 1879268 592864 6.46 525424 1650104 72340 Average: 5736268 7489922 300168 3.69 62974 1870193 564451 6.15 488921 1640433 12221 00:40:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:02 ens3 2.70 0.14 0.38 0.09 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.54 0.04 0.08 0.03 0.00 0.00 0.00 0.00 01:10:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:22 ens3 0.68 0.06 13.12 0.03 0.00 0.00 0.00 0.00 01:20:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:22 ens3 0.51 0.07 0.14 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.24 0.07 0.08 0.04 0.00 0.00 0.00 0.00 01:40:11 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 01:40:11 ens3 5.61 4.41 35.27 0.78 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.72 0.81 8.38 0.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-13056) 05/13/26 _x86_64_ (2 CPU) 00:32:52 LINUX RESTART (2 CPU) 00:40:22 CPU %user %nice %system %iowait %steal %idle 00:50:02 all 0.24 0.00 0.08 0.01 0.02 99.66 00:50:02 0 0.42 0.00 0.05 0.01 0.01 99.51 00:50:02 1 0.07 0.00 0.10 0.01 0.02 99.80 01:00:01 all 0.26 0.00 0.16 0.01 0.01 99.55 01:00:01 0 0.31 0.00 0.16 0.00 0.01 99.51 01:00:01 1 0.21 0.00 0.16 0.02 0.02 99.60 01:10:22 all 0.23 0.00 0.07 0.01 0.01 99.67 01:10:22 0 0.40 0.00 0.05 0.01 0.01 99.53 01:10:22 1 0.06 0.00 0.10 0.00 0.02 99.81 01:20:22 all 0.27 0.00 0.06 0.01 0.02 99.65 01:20:22 0 0.45 0.00 0.04 0.01 0.01 99.49 01:20:22 1 0.08 0.00 0.09 0.01 0.02 99.80 01:30:01 all 0.30 0.00 0.17 0.01 0.02 99.50 01:30:01 0 0.42 0.00 0.17 0.01 0.01 99.39 01:30:01 1 0.19 0.00 0.17 0.01 0.02 99.61 01:40:11 all 1.78 0.00 0.30 0.06 0.02 97.85 01:40:11 0 2.66 0.00 0.38 0.10 0.02 96.84 01:40:11 1 0.90 0.00 0.21 0.02 0.02 98.85 Average: all 0.52 0.00 0.14 0.02 0.02 99.31 Average: 0 0.78 0.00 0.14 0.02 0.01 99.04 Average: 1 0.25 0.00 0.14 0.01 0.02 99.58