---> uname -a: Linux prd-queue-disttest-2c-1g-14187 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 707 5500 4 2018 7234 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:a5:9d:76 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.10/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82209sec preferred_lft 82209sec inet6 fe80::f816:3eff:fea5:9d76/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-14187) 05/14/26 _x86_64_ (2 CPU) 00:33:01 LINUX RESTART (2 CPU) 00:40:38 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:38 1.23 0.01 1.22 0.01 0.05 15.00 0.48 01:00:01 1.44 0.00 1.41 0.03 0.00 17.75 1.39 01:10:38 1.14 0.00 1.12 0.02 0.00 14.07 1.24 01:20:38 1.23 0.00 1.22 0.02 0.01 14.97 1.09 01:30:01 2.17 0.28 1.84 0.05 34.20 82.18 1.52 01:40:38 1.16 0.00 1.15 0.01 0.00 14.46 0.58 Average: 1.38 0.04 1.32 0.02 5.35 25.66 1.04 00:40:38 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:38 5766520 7489608 300732 3.70 61700 1841828 534672 5.82 468912 1620516 132 01:00:01 5765088 7488668 301572 3.71 61900 1842132 534672 5.82 468952 1621008 152 01:10:38 5764848 7488964 301240 3.70 62080 1842488 534736 5.82 469000 1621544 180 01:20:38 5763868 7488508 301740 3.71 62264 1842816 534964 5.83 469132 1622068 148 01:30:01 5722592 7474104 315756 3.88 62576 1869056 534916 5.83 478256 1639544 240 01:40:38 5722592 7474748 315108 3.87 62736 1869540 534916 5.83 478568 1640060 136 Average: 5750918 7484100 306025 3.76 62209 1851310 534813 5.83 472137 1627457 165 00:40:38 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:38 ens3 2.79 0.11 0.37 0.08 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 0.50 0.06 0.09 0.04 0.00 0.00 0.00 0.00 01:10:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:38 ens3 0.41 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:20:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:38 ens3 0.48 0.08 0.12 0.05 0.00 0.00 0.00 0.00 01:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.49 0.27 3.36 0.05 0.00 0.00 0.00 0.00 01:40:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:38 ens3 0.45 0.11 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 0.85 0.11 0.66 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-14187) 05/14/26 _x86_64_ (2 CPU) 00:33:01 LINUX RESTART (2 CPU) 00:40:38 CPU %user %nice %system %iowait %steal %idle 00:50:38 all 0.27 0.00 0.09 0.04 0.03 99.58 00:50:38 0 0.36 0.00 0.07 0.05 0.03 99.51 00:50:38 1 0.18 0.00 0.12 0.03 0.03 99.65 01:00:01 all 0.28 0.00 0.17 0.02 0.02 99.52 01:00:01 0 0.47 0.00 0.15 0.01 0.01 99.35 01:00:01 1 0.08 0.00 0.19 0.02 0.03 99.68 01:10:38 all 0.23 0.00 0.06 0.02 0.03 99.66 01:10:38 0 0.41 0.00 0.04 0.02 0.02 99.51 01:10:38 1 0.05 0.00 0.08 0.02 0.04 99.81 01:20:38 all 0.19 0.00 0.07 0.01 0.03 99.70 01:20:38 0 0.33 0.00 0.05 0.01 0.02 99.59 01:20:38 1 0.04 0.00 0.09 0.01 0.05 99.81 01:30:01 all 0.41 0.00 0.18 0.02 0.04 99.35 01:30:01 0 0.49 0.00 0.13 0.01 0.03 99.34 01:30:01 1 0.32 0.00 0.23 0.03 0.05 99.37 01:40:38 all 0.21 0.00 0.06 0.01 0.04 99.69 01:40:38 0 0.38 0.00 0.04 0.00 0.02 99.56 01:40:38 1 0.04 0.00 0.08 0.01 0.05 99.81 Average: all 0.26 0.00 0.10 0.02 0.03 99.59 Average: 0 0.41 0.00 0.08 0.02 0.02 99.48 Average: 1 0.12 0.00 0.13 0.02 0.04 99.69