---> uname -a: Linux prd-queue-disttest-2c-1g-39501 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 687 5440 4 2101 7254 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:77:d0:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82540sec preferred_lft 82540sec inet6 fe80::f816:3eff:fe77:d0c4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-39501) 07/28/26 _x86_64_ (2 CPU) 01:39:13 LINUX RESTART (2 CPU) 01:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:01 8.65 0.08 8.05 0.51 9.00 1768.66 195.83 02:00:02 1.56 0.01 1.54 0.02 0.05 18.84 0.35 02:10:07 1.34 0.00 1.34 0.00 0.00 15.50 0.00 02:20:07 1.35 0.00 1.34 0.00 0.01 15.47 0.12 02:30:01 1.52 0.00 1.50 0.02 0.00 18.30 0.23 02:40:07 1.88 0.26 1.61 0.02 31.72 76.41 0.22 Average: 2.71 0.06 2.56 0.09 6.84 316.43 32.51 01:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:01 5695140 7510700 274996 3.38 63628 1927880 537572 5.86 463428 1707908 240 02:00:02 5682860 7498936 286500 3.52 63804 1928212 537572 5.86 463324 1708416 124 02:10:07 5688908 7505444 279992 3.44 63944 1928536 537704 5.86 463348 1708880 172 02:20:07 5687800 7504796 280640 3.45 64080 1928860 537760 5.86 463380 1709340 188 02:30:01 5685324 7502824 282640 3.48 64240 1929196 537768 5.86 463400 1709836 124 02:40:07 5637620 7482720 302460 3.72 64544 1956236 537760 5.86 472664 1727976 184 Average: 5679609 7500903 284538 3.50 64040 1933153 537689 5.86 464924 1712059 172 01:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:01 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 8.37 4.89 83.14 0.66 0.00 0.00 0.00 0.00 02:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:02 ens3 1.93 0.08 0.23 0.04 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 0.37 0.03 0.04 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 0.39 0.04 5.08 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.46 0.03 1.02 0.01 0.00 0.00 0.00 0.00 02:40:07 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:07 ens3 0.78 0.39 3.23 0.06 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 2.04 0.90 15.34 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-39501) 07/28/26 _x86_64_ (2 CPU) 01:39:13 LINUX RESTART (2 CPU) 01:40:07 CPU %user %nice %system %iowait %steal %idle 01:50:01 all 2.78 0.00 0.55 0.30 0.03 96.34 01:50:01 0 2.95 0.00 0.61 0.25 0.03 96.16 01:50:01 1 2.62 0.00 0.50 0.35 0.03 96.51 02:00:02 all 0.26 0.00 0.17 0.06 0.02 99.49 02:00:02 0 0.09 0.00 0.16 0.02 0.02 99.71 02:00:02 1 0.42 0.00 0.19 0.11 0.02 99.27 02:10:07 all 0.21 0.00 0.07 0.03 0.02 99.67 02:10:07 0 0.05 0.00 0.09 0.01 0.02 99.83 02:10:07 1 0.37 0.00 0.05 0.05 0.01 99.52 02:20:07 all 0.23 0.00 0.07 0.02 0.02 99.67 02:20:07 0 0.14 0.00 0.08 0.00 0.02 99.75 02:20:07 1 0.33 0.00 0.05 0.03 0.02 99.58 02:30:01 all 0.26 0.00 0.15 0.02 0.02 99.54 02:30:01 0 0.35 0.00 0.15 0.03 0.02 99.45 02:30:01 1 0.18 0.00 0.16 0.01 0.02 99.64 02:40:07 all 0.34 0.00 0.10 0.07 0.02 99.48 02:40:07 0 0.43 0.00 0.06 0.03 0.01 99.46 02:40:07 1 0.24 0.00 0.13 0.10 0.03 99.50 Average: all 0.68 0.00 0.18 0.08 0.02 99.04 Average: 0 0.66 0.00 0.19 0.06 0.02 99.06 Average: 1 0.69 0.00 0.18 0.11 0.02 99.01