---> uname -a: Linux prd-queue-disttest-2c-1g-29662 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: 5600.00 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 705 5413 4 2111 7236 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:cc:d8:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.224/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82601sec preferred_lft 82601sec inet6 fe80::f816:3eff:fecc:d810/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-29662) 06/23/26 _x86_64_ (2 CPU) 01:48:43 LINUX RESTART (2 CPU) 01:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:07 2.93 0.03 2.81 0.09 1.24 901.55 1.84 02:10:07 14.23 0.01 1.26 12.96 0.20 15.16 107505.19 02:20:07 1.20 0.00 1.18 0.02 0.01 14.44 1.20 02:30:07 1.52 0.00 1.50 0.02 0.00 18.32 0.25 02:40:07 1.26 0.00 1.26 0.00 0.00 15.35 0.00 02:50:07 1.22 0.00 1.22 0.00 0.00 14.67 0.00 Average: 3.73 0.01 1.54 2.18 0.24 163.25 17918.03 01:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:07 5663476 7496988 288448 3.55 63728 1945784 734256 8.00 476848 1717516 284 02:10:07 5663228 7497260 287956 3.54 63872 1946156 734316 8.00 476864 1718008 244 02:20:07 5661212 7495728 289488 3.56 64032 1946480 734312 8.00 476872 1718492 164 02:30:07 5655960 7490932 294268 3.62 64156 1946812 734364 8.00 476888 1718944 180 02:40:07 5658504 7493968 291212 3.58 64316 1947140 734480 8.00 477012 1719436 232 02:50:07 5665852 7501892 283292 3.48 64440 1947592 734480 8.00 477184 1719884 128 Average: 5661372 7496128 289111 3.56 64091 1946661 734368 8.00 476945 1718713 205 01:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:07 ens3 2.26 0.20 0.45 0.14 0.00 0.00 0.00 0.00 02:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:07 ens3 1.26 0.05 0.14 0.01 0.00 0.00 0.00 0.00 02:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:07 ens3 0.41 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:07 ens3 0.61 0.05 5.99 0.02 0.00 0.00 0.00 0.00 02:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:07 ens3 0.35 0.08 0.10 0.05 0.00 0.00 0.00 0.00 02:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:07 ens3 0.27 0.08 0.08 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 0.86 0.08 1.13 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-29662) 06/23/26 _x86_64_ (2 CPU) 01:48:43 LINUX RESTART (2 CPU) 01:50:07 CPU %user %nice %system %iowait %steal %idle 02:00:07 all 0.31 0.00 0.21 0.03 0.04 99.42 02:00:07 0 0.42 0.00 0.21 0.05 0.03 99.28 02:00:07 1 0.19 0.00 0.20 0.01 0.04 99.57 02:10:07 all 0.27 0.00 0.09 0.56 0.03 99.05 02:10:07 0 0.18 0.00 0.10 1.12 0.04 98.57 02:10:07 1 0.36 0.00 0.08 0.00 0.03 99.53 02:20:07 all 0.26 0.00 0.06 0.04 0.03 99.61 02:20:07 0 0.05 0.00 0.09 0.05 0.05 99.77 02:20:07 1 0.46 0.00 0.04 0.03 0.02 99.45 02:30:07 all 0.25 0.00 0.15 0.19 0.03 99.38 02:30:07 0 0.12 0.00 0.18 0.05 0.03 99.62 02:30:07 1 0.38 0.00 0.12 0.34 0.03 99.13 02:40:07 all 0.26 0.00 0.07 0.01 0.03 99.64 02:40:07 0 0.45 0.00 0.05 0.01 0.02 99.48 02:40:07 1 0.07 0.00 0.09 0.01 0.04 99.80 02:50:07 all 0.25 0.00 0.07 0.01 0.03 99.64 02:50:07 0 0.45 0.00 0.05 0.00 0.02 99.48 02:50:07 1 0.05 0.00 0.09 0.02 0.04 99.80 Average: all 0.27 0.00 0.11 0.14 0.03 99.46 Average: 0 0.28 0.00 0.11 0.21 0.03 99.36 Average: 1 0.25 0.00 0.10 0.07 0.03 99.55