---> uname -a: Linux prd-queue-disttest-2c-1g-25965 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 5434 4 2094 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:58:fd:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82654sec preferred_lft 82654sec inet6 fe80::f816:3eff:fe58:fded/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-25965) 06/09/26 _x86_64_ (2 CPU) 00:33:12 LINUX RESTART (2 CPU) 00:40:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.42 0.01 1.41 0.01 0.06 16.51 0.37 01:00:23 1.53 0.00 1.50 0.03 0.00 18.29 1.38 01:10:03 1.36 0.00 1.34 0.02 0.00 15.77 1.24 01:20:23 13.99 0.00 1.45 12.54 0.15 17.27 104138.18 01:30:23 1.63 0.00 1.59 0.03 0.00 18.89 1.43 Average: 4.07 0.00 1.46 2.61 0.04 17.37 21511.32 00:40:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 5704516 7510328 276052 3.39 63492 1918784 534652 5.82 464716 1699360 236 01:00:23 5696464 7502840 283476 3.49 63692 1919140 534788 5.82 464808 1699916 212 01:10:03 5694952 7501824 284488 3.50 63888 1919440 534808 5.83 464960 1700412 244 01:20:23 5701548 7509012 277344 3.41 64076 1919844 534808 5.83 465196 1700976 124 01:30:23 5689972 7498052 288308 3.55 64244 1920296 534804 5.83 465172 1701468 124 Average: 5697490 7504411 281934 3.47 63878 1919501 534772 5.82 464970 1700426 188 00:40:23 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 3.52 0.19 0.58 0.17 0.00 0.00 0.00 0.00 01:00:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:23 ens3 0.64 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:03 ens3 0.33 0.05 0.06 0.03 0.00 0.00 0.00 0.00 01:20:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:23 ens3 0.53 0.08 0.14 0.06 0.00 0.00 0.00 0.00 01:30:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:23 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 1.05 0.08 0.19 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-25965) 06/09/26 _x86_64_ (2 CPU) 00:33:12 LINUX RESTART (2 CPU) 00:40:23 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.25 0.00 0.08 0.01 0.02 99.65 00:50:01 0 0.43 0.00 0.06 0.01 0.01 99.49 00:50:01 1 0.07 0.00 0.10 0.01 0.02 99.80 01:00:23 all 0.27 0.00 0.15 0.00 0.02 99.56 01:00:23 0 0.23 0.00 0.15 0.00 0.02 99.60 01:00:23 1 0.32 0.00 0.15 0.01 0.02 99.51 01:10:03 all 0.25 0.00 0.07 0.01 0.02 99.65 01:10:03 0 0.04 0.00 0.08 0.00 0.02 99.85 01:10:03 1 0.46 0.00 0.06 0.01 0.01 99.46 01:20:23 all 0.25 0.00 0.09 0.05 0.01 99.60 01:20:23 0 0.06 0.00 0.11 0.09 0.02 99.72 01:20:23 1 0.44 0.00 0.06 0.01 0.01 99.47 01:30:23 all 0.26 0.00 0.16 0.01 0.02 99.57 01:30:23 0 0.07 0.00 0.18 0.00 0.02 99.73 01:30:23 1 0.44 0.00 0.14 0.01 0.01 99.40 Average: all 0.26 0.00 0.11 0.01 0.02 99.60 Average: 0 0.17 0.00 0.12 0.02 0.02 99.68 Average: 1 0.35 0.00 0.10 0.01 0.02 99.53