---> uname -a: Linux prd-queue-disttest-2c-1g-7202 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 687 5527 4 2011 7254 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:ec:1a:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.165/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82595sec preferred_lft 82595sec inet6 fe80::f816:3eff:feec:1a97/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-7202) 04/24/26 _x86_64_ (2 CPU) 00:48:44 LINUX RESTART (2 CPU) 00:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:07 2.63 0.03 2.53 0.08 1.24 673.59 3.43 01:10:01 1.31 0.01 1.30 0.01 0.05 15.42 0.73 01:20:07 2.07 0.32 1.72 0.03 39.74 75.53 1.44 01:30:07 1.50 0.00 1.48 0.02 0.00 18.43 0.23 01:40:07 1.42 0.00 1.42 0.00 0.00 16.88 0.00 01:50:07 14.31 0.00 1.43 12.88 0.15 17.08 107766.87 Average: 3.88 0.06 1.65 2.17 6.92 136.24 17962.17 00:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:07 5789224 7507128 284068 3.49 61656 1836532 533680 5.81 463024 1615500 116 01:10:01 5789224 7507648 283404 3.48 61836 1836864 533852 5.81 462708 1616020 132 01:20:07 5740752 7488408 302260 3.72 62180 1865460 533976 5.82 474776 1633576 256 01:30:07 5735220 7483376 307268 3.78 62340 1865784 533976 5.82 474624 1634068 216 01:40:07 5734980 7483612 307024 3.78 62484 1866112 533976 5.82 474860 1634540 240 01:50:07 5734732 7484004 306496 3.77 62612 1866612 534040 5.82 474876 1635012 272 Average: 5754022 7492363 298420 3.67 62185 1856227 533917 5.82 470811 1628119 205 00:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:07 ens3 2.62 0.22 0.51 0.17 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 1.28 0.04 0.13 0.01 0.00 0.00 0.00 0.00 01:20:07 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:07 ens3 1.56 0.44 3.41 0.22 0.00 0.00 0.00 0.00 01:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:07 ens3 0.44 0.06 0.10 0.04 0.00 0.00 0.00 0.00 01:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:07 ens3 0.62 0.14 0.22 0.12 0.00 0.00 0.00 0.00 01:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:07 ens3 0.58 0.12 0.19 0.10 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 1.18 0.17 0.76 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-7202) 04/24/26 _x86_64_ (2 CPU) 00:48:44 LINUX RESTART (2 CPU) 00:50:07 CPU %user %nice %system %iowait %steal %idle 01:00:07 all 0.30 0.00 0.19 0.04 0.02 99.45 01:00:07 0 0.47 0.00 0.17 0.02 0.02 99.32 01:00:07 1 0.12 0.00 0.22 0.05 0.03 99.59 01:10:01 all 0.22 0.00 0.08 0.02 0.02 99.66 01:10:01 0 0.37 0.00 0.07 0.03 0.02 99.51 01:10:01 1 0.06 0.00 0.09 0.01 0.03 99.81 01:20:07 all 0.36 0.00 0.12 0.02 0.02 99.49 01:20:07 0 0.38 0.00 0.11 0.01 0.02 99.48 01:20:07 1 0.33 0.00 0.13 0.03 0.02 99.49 01:30:07 all 0.26 0.00 0.17 0.01 0.02 99.54 01:30:07 0 0.35 0.00 0.18 0.01 0.02 99.44 01:30:07 1 0.17 0.00 0.17 0.01 0.02 99.64 01:40:07 all 0.24 0.00 0.06 0.01 0.02 99.67 01:40:07 0 0.21 0.00 0.06 0.01 0.02 99.70 01:40:07 1 0.27 0.00 0.07 0.01 0.02 99.63 01:50:07 all 0.27 0.00 0.08 0.03 0.03 99.59 01:50:07 0 0.05 0.00 0.10 0.02 0.04 99.80 01:50:07 1 0.50 0.00 0.06 0.05 0.02 99.38 Average: all 0.27 0.00 0.12 0.02 0.02 99.56 Average: 0 0.31 0.00 0.11 0.02 0.02 99.54 Average: 1 0.24 0.00 0.12 0.03 0.02 99.59