---> uname -a: Linux prd-queue-disttest-2c-1g-26733 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 5421 4 2100 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:15:20:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82595sec preferred_lft 82595sec inet6 fe80::f816:3eff:fe15:2042/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-26733) 06/12/26 _x86_64_ (2 CPU) 00:33:21 LINUX RESTART (2 CPU) 00:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.21 0.01 1.19 0.01 0.05 14.46 0.97 01:00:08 1.55 0.00 1.54 0.01 0.00 18.75 0.25 01:10:06 1.79 0.26 1.51 0.02 32.19 74.54 0.25 01:20:08 14.18 0.00 1.28 12.89 0.16 15.44 107008.70 01:30:08 1.47 0.00 1.46 0.02 0.00 17.76 0.28 Average: 4.05 0.05 1.40 2.60 6.45 28.14 21498.75 00:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 5700288 7512420 273604 3.36 63572 1925088 533672 5.81 463080 1705184 192 01:00:08 5691272 7503916 282108 3.47 63744 1925420 533808 5.81 463188 1705688 124 01:10:06 5637760 7477312 308468 3.79 64020 1951820 533972 5.82 472548 1723284 228 01:20:08 5652936 7493020 292760 3.60 64172 1952196 533972 5.82 472608 1723788 124 01:30:08 5660028 7500744 285012 3.50 64332 1952652 533992 5.82 472752 1724276 124 Average: 5668457 7497482 288390 3.55 63968 1941435 533883 5.82 468835 1716444 158 00:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 3.28 0.16 0.48 0.10 0.00 0.00 0.00 0.00 01:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:08 ens3 0.61 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:06 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:06 ens3 1.90 0.58 10.70 0.14 0.00 0.00 0.00 0.00 01:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:08 ens3 0.63 0.09 0.92 0.06 0.00 0.00 0.00 0.00 01:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:08 ens3 0.31 0.07 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 1.34 0.19 2.44 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-26733) 06/12/26 _x86_64_ (2 CPU) 00:33:21 LINUX RESTART (2 CPU) 00:40:08 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.24 0.00 0.08 0.01 0.02 99.65 00:50:01 0 0.42 0.00 0.06 0.01 0.01 99.49 00:50:01 1 0.05 0.00 0.10 0.01 0.04 99.80 01:00:08 all 0.28 0.00 0.16 0.03 0.02 99.52 01:00:08 0 0.09 0.00 0.17 0.05 0.03 99.67 01:00:08 1 0.47 0.00 0.14 0.00 0.02 99.36 01:10:06 all 0.35 0.00 0.09 0.04 0.02 99.51 01:10:06 0 0.22 0.00 0.11 0.01 0.03 99.63 01:10:06 1 0.47 0.00 0.07 0.06 0.02 99.38 01:20:08 all 0.24 0.00 0.08 0.03 0.02 99.63 01:20:08 0 0.09 0.00 0.09 0.03 0.03 99.76 01:20:08 1 0.38 0.00 0.07 0.02 0.02 99.50 01:30:08 all 0.27 0.00 0.15 0.01 0.02 99.55 01:30:08 0 0.28 0.00 0.14 0.01 0.02 99.55 01:30:08 1 0.27 0.00 0.15 0.00 0.02 99.55 Average: all 0.27 0.00 0.11 0.02 0.02 99.57 Average: 0 0.22 0.00 0.12 0.02 0.02 99.62 Average: 1 0.33 0.00 0.11 0.02 0.02 99.52