---> uname -a: Linux prd-queue-disttest-2c-1g-54342 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 697 5463 4 2072 7244 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:24:05:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82578sec preferred_lft 82578sec inet6 fe80::f816:3eff:fe24:567/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-54342) 03/31/26 _x86_64_ (2 CPU) 00:34:18 LINUX RESTART (2 CPU) 00:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:05 1.22 0.01 1.21 0.00 0.05 15.26 0.24 01:00:05 1.28 0.00 1.26 0.02 0.00 16.72 0.23 01:10:05 1.84 0.32 1.50 0.02 40.06 72.39 0.75 01:20:00 15.63 13.66 1.90 0.07 152.07 43.65 7.33 01:30:07 1.51 0.00 1.48 0.04 0.00 18.37 1.41 Average: 4.27 2.77 1.47 0.03 38.15 33.23 1.98 00:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:05 5798688 7514940 275740 3.39 61680 1835152 529356 5.77 455684 1613856 192 01:00:05 5786864 7503628 287032 3.53 61840 1835484 529360 5.77 455724 1614348 240 01:10:05 5745480 7491060 299240 3.68 62144 1863720 529512 5.77 467240 1631516 196 01:20:00 5706348 7508744 272528 3.35 66016 1908328 529512 5.77 468132 1679392 136 01:30:07 5704480 7507568 273580 3.36 66204 1908800 529512 5.77 468164 1679924 208 Average: 5748372 7505188 281624 3.46 63577 1870297 529450 5.77 462989 1643807 194 00:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:05 ens3 1.42 0.09 0.17 0.06 0.00 0.00 0.00 0.00 01:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:05 ens3 0.44 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:05 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:05 ens3 1.52 0.24 14.71 0.05 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.33 0.07 0.11 0.06 0.00 0.00 0.00 0.00 01:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:07 ens3 0.23 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 0.79 0.10 3.03 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-54342) 03/31/26 _x86_64_ (2 CPU) 00:34:18 LINUX RESTART (2 CPU) 00:40:06 CPU %user %nice %system %iowait %steal %idle 00:50:05 all 0.26 0.00 0.08 0.01 0.02 99.64 00:50:05 0 0.06 0.00 0.11 0.01 0.03 99.80 00:50:05 1 0.45 0.00 0.05 0.01 0.01 99.48 01:00:05 all 0.28 0.00 0.15 0.01 0.02 99.54 01:00:05 0 0.09 0.00 0.17 0.01 0.03 99.71 01:00:05 1 0.47 0.00 0.14 0.01 0.02 99.37 01:10:05 all 0.33 0.00 0.10 0.04 0.02 99.51 01:10:05 0 0.26 0.00 0.09 0.02 0.02 99.61 01:10:05 1 0.40 0.00 0.12 0.05 0.03 99.40 01:20:00 all 0.23 0.17 0.13 0.12 0.02 99.32 01:20:00 0 0.12 0.26 0.16 0.18 0.03 99.26 01:20:00 1 0.35 0.08 0.10 0.06 0.02 99.38 01:30:07 all 0.28 0.00 0.15 0.20 0.02 99.34 01:30:07 0 0.29 0.00 0.14 0.00 0.02 99.54 01:30:07 1 0.27 0.00 0.16 0.40 0.03 99.13 Average: all 0.28 0.03 0.12 0.07 0.02 99.47 Average: 0 0.16 0.05 0.13 0.04 0.02 99.59 Average: 1 0.39 0.02 0.12 0.11 0.02 99.35