---> uname -a: Linux prd-queue-disttest-2c-1g-3159 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 695 5515 4 2015 7246 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:8e:35:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.243/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82259sec preferred_lft 82259sec inet6 fe80::f816:3eff:fe8e:356a/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-3159) 04/16/26 _x86_64_ (2 CPU) 01:38:43 LINUX RESTART (2 CPU) 01:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:13 3.48 0.03 3.40 0.06 1.39 1023.71 3.72 02:00:13 1.55 0.01 1.53 0.02 0.05 18.57 0.35 02:10:13 1.38 0.01 1.36 0.00 0.60 15.88 0.04 02:20:13 1.39 0.00 1.38 0.02 0.01 16.31 1.20 02:30:13 2.21 0.32 1.85 0.05 39.03 77.08 1.63 02:40:13 1.46 0.01 1.43 0.02 1.05 16.81 1.15 Average: 1.91 0.06 1.82 0.03 7.01 196.07 1.35 01:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:13 5787340 7508876 282196 3.47 61668 1840160 539804 5.88 468064 1619192 208 02:00:13 5788672 7510728 280032 3.44 61840 1840492 539944 5.88 468212 1619696 220 02:10:13 5782164 7504900 285868 3.52 62016 1840996 539948 5.88 468372 1620256 220 02:20:13 5781940 7505208 285564 3.51 62224 1841316 539948 5.88 468492 1620788 168 02:30:13 5741708 7493760 296396 3.64 62548 1869444 747400 8.14 485492 1638176 164 02:40:13 5749296 7502304 287936 3.54 62732 1870208 539948 5.88 480160 1638684 160 Average: 5771853 7504296 286332 3.52 62171 1850436 574499 6.26 473132 1626132 190 01:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:13 ens3 2.08 0.17 0.40 0.13 0.00 0.00 0.00 0.00 02:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:13 ens3 1.60 0.05 0.21 0.03 0.00 0.00 0.00 0.00 02:10:13 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:10:13 ens3 0.44 0.06 0.07 0.02 0.00 0.00 0.00 0.00 02:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:13 ens3 0.26 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:13 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:13 ens3 0.53 0.21 3.23 0.03 0.00 0.00 0.00 0.00 02:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:13 ens3 0.29 0.06 0.07 0.03 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 0.87 0.10 0.67 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-3159) 04/16/26 _x86_64_ (2 CPU) 01:38:43 LINUX RESTART (2 CPU) 01:40:07 CPU %user %nice %system %iowait %steal %idle 01:50:13 all 0.31 0.00 0.15 0.03 0.02 99.48 01:50:13 0 0.45 0.00 0.15 0.04 0.02 99.34 01:50:13 1 0.17 0.00 0.16 0.02 0.02 99.62 02:00:13 all 0.28 0.00 0.16 0.01 0.02 99.53 02:00:13 0 0.31 0.00 0.16 0.01 0.02 99.50 02:00:13 1 0.25 0.00 0.16 0.02 0.02 99.56 02:10:13 all 0.28 0.00 0.07 0.01 0.02 99.62 02:10:13 0 0.23 0.00 0.08 0.01 0.02 99.66 02:10:13 1 0.34 0.00 0.06 0.00 0.02 99.58 02:20:13 all 0.24 0.00 0.07 0.01 0.02 99.67 02:20:13 0 0.43 0.00 0.05 0.01 0.01 99.50 02:20:13 1 0.05 0.00 0.10 0.00 0.02 99.83 02:30:13 all 0.40 0.00 0.19 0.02 0.02 99.37 02:30:13 0 0.54 0.00 0.19 0.02 0.02 99.24 02:30:13 1 0.27 0.00 0.19 0.02 0.02 99.50 02:40:13 all 0.24 0.00 0.08 0.01 0.02 99.66 02:40:13 0 0.12 0.00 0.07 0.01 0.01 99.80 02:40:13 1 0.37 0.00 0.09 0.01 0.02 99.52 Average: all 0.29 0.00 0.12 0.01 0.02 99.55 Average: 0 0.34 0.00 0.12 0.02 0.02 99.51 Average: 1 0.24 0.00 0.13 0.01 0.02 99.60