---> uname -a: Linux prd-queue-disttest-2c-1g-26289 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 5426 4 2095 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:0c:84:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82570sec preferred_lft 82570sec inet6 fe80::f816:3eff:fe0c:840e/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-26289) 06/10/26 _x86_64_ (2 CPU) 00:32:52 LINUX RESTART (2 CPU) 00:40:30 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:10 1.34 0.01 1.32 0.01 1.14 15.46 0.30 01:00:01 1.43 0.00 1.40 0.03 0.00 17.29 1.34 01:10:10 1.27 0.00 1.25 0.02 0.00 14.44 1.18 01:20:10 1.44 0.00 1.41 0.03 0.01 17.32 1.29 01:30:01 1.46 0.00 1.43 0.03 0.00 17.24 1.34 Average: 1.39 0.00 1.36 0.02 0.23 16.34 1.10 00:40:30 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:10 5661444 7494792 291172 3.58 63704 1945852 537896 5.86 476448 1716980 212 01:00:01 5660984 7494824 291060 3.58 63872 1946180 537896 5.86 476480 1717448 172 01:10:10 5664472 7498852 287060 3.53 64048 1946504 538052 5.86 476528 1717984 160 01:20:10 5667528 7502480 283448 3.49 64276 1946840 538052 5.86 476796 1718548 260 01:30:01 5664268 7499884 286012 3.52 64464 1947296 538052 5.86 476812 1719064 160 Average: 5663739 7498166 287750 3.54 64073 1946534 537990 5.86 476613 1718005 193 00:40:30 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:10 ens3 3.06 0.15 0.47 0.12 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 0.56 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:10 ens3 1.03 0.07 6.49 0.03 0.00 0.00 0.00 0.00 01:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:10 ens3 0.58 0.09 0.63 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.30 0.05 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 1.09 0.08 1.58 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-26289) 06/10/26 _x86_64_ (2 CPU) 00:32:52 LINUX RESTART (2 CPU) 00:40:30 CPU %user %nice %system %iowait %steal %idle 00:50:10 all 0.25 0.00 0.08 0.01 0.03 99.63 00:50:10 0 0.13 0.00 0.09 0.01 0.03 99.73 00:50:10 1 0.37 0.00 0.07 0.01 0.03 99.53 01:00:01 all 0.24 0.00 0.16 0.01 0.03 99.57 01:00:01 0 0.24 0.00 0.17 0.01 0.03 99.56 01:00:01 1 0.24 0.00 0.15 0.01 0.03 99.58 01:10:10 all 0.21 0.00 0.07 0.01 0.03 99.68 01:10:10 0 0.04 0.00 0.08 0.01 0.04 99.83 01:10:10 1 0.38 0.00 0.06 0.00 0.02 99.53 01:20:10 all 0.24 0.00 0.07 0.03 0.03 99.63 01:20:10 0 0.06 0.00 0.09 0.05 0.03 99.77 01:20:10 1 0.42 0.00 0.06 0.02 0.02 99.48 01:30:01 all 0.28 0.00 0.15 0.04 0.03 99.50 01:30:01 0 0.07 0.00 0.18 0.02 0.03 99.70 01:30:01 1 0.49 0.00 0.13 0.07 0.02 99.30 Average: all 0.24 0.00 0.11 0.02 0.03 99.60 Average: 0 0.11 0.00 0.12 0.02 0.03 99.72 Average: 1 0.38 0.00 0.09 0.02 0.02 99.48