---> uname -a: Linux prd-queue-disttest-2c-1g-10082 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 700 5508 4 2016 7241 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:b5:c9:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.85/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82368sec preferred_lft 82368sec inet6 fe80::f816:3eff:feb5:c9ed/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-10082) 05/01/26 _x86_64_ (2 CPU) 05:38:41 LINUX RESTART (2 CPU) 05:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:50:30 2.96 0.27 2.68 0.01 30.72 771.70 0.29 06:00:01 1.55 0.01 1.50 0.04 1.16 19.07 0.94 06:10:01 1.23 0.00 1.21 0.02 0.00 15.78 1.23 06:20:30 1.26 0.00 1.26 0.01 0.01 15.19 0.05 06:30:01 1.49 0.01 1.46 0.02 0.10 18.36 0.24 06:40:01 1.20 0.00 1.20 0.00 0.00 14.87 0.00 Average: 1.62 0.05 1.56 0.02 5.57 148.60 0.45 05:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:50:30 5744544 7493216 297316 3.66 61732 1866948 729052 7.94 484432 1636708 132 06:00:01 5748652 7498176 292220 3.59 61912 1867592 526448 5.73 479288 1637220 132 06:10:01 5753072 7503148 287176 3.53 62136 1867920 581528 6.33 484456 1637768 216 06:20:30 5760168 7510732 279664 3.44 62288 1868244 526600 5.74 479444 1638248 176 06:30:01 5757396 7508488 281848 3.47 62440 1868600 526604 5.74 479504 1638756 260 06:40:01 5762976 7514656 275664 3.39 62588 1869032 526608 5.74 479692 1639208 164 Average: 5754468 7504736 285648 3.51 62183 1868056 569473 6.20 481136 1637985 180 05:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:50:30 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:50:30 ens3 3.05 0.32 3.43 0.15 0.00 0.00 0.00 0.00 06:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:01 ens3 0.66 0.05 0.09 0.03 0.00 0.00 0.00 0.00 06:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:10:01 ens3 0.95 0.06 0.16 0.06 0.00 0.00 0.00 0.00 06:20:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:20:30 ens3 0.62 0.04 0.07 0.01 0.00 0.00 0.00 0.00 06:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:30:01 ens3 0.36 0.07 0.09 0.04 0.00 0.00 0.00 0.00 06:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:40:01 ens3 0.90 0.11 0.16 0.07 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 1.11 0.11 0.69 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-10082) 05/01/26 _x86_64_ (2 CPU) 05:38:41 LINUX RESTART (2 CPU) 05:40:00 CPU %user %nice %system %iowait %steal %idle 05:50:30 all 0.36 0.00 0.13 0.04 0.04 99.44 05:50:30 0 0.35 0.00 0.14 0.02 0.04 99.45 05:50:30 1 0.37 0.00 0.12 0.06 0.04 99.42 06:00:01 all 0.26 0.00 0.17 0.01 0.04 99.52 06:00:01 0 0.08 0.00 0.18 0.01 0.04 99.69 06:00:01 1 0.45 0.00 0.17 0.01 0.03 99.35 06:10:01 all 0.27 0.00 0.08 0.01 0.03 99.61 06:10:01 0 0.27 0.00 0.07 0.00 0.03 99.62 06:10:01 1 0.27 0.00 0.08 0.01 0.04 99.59 06:20:30 all 0.24 0.00 0.06 0.01 0.04 99.65 06:20:30 0 0.05 0.00 0.07 0.01 0.05 99.81 06:20:30 1 0.43 0.00 0.04 0.00 0.03 99.50 06:30:01 all 0.27 0.00 0.17 0.01 0.03 99.52 06:30:01 0 0.08 0.00 0.18 0.02 0.04 99.68 06:30:01 1 0.46 0.00 0.16 0.00 0.02 99.36 06:40:01 all 0.24 0.00 0.06 0.01 0.04 99.66 06:40:01 0 0.22 0.00 0.06 0.01 0.04 99.66 06:40:01 1 0.25 0.00 0.06 0.01 0.04 99.65 Average: all 0.27 0.00 0.11 0.01 0.04 99.57 Average: 0 0.18 0.00 0.12 0.01 0.04 99.65 Average: 1 0.37 0.00 0.10 0.02 0.03 99.48