---> uname -a: Linux prd-queue-disttest-2c-1g-11239 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: 5599.86 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 702 5501 4 2022 7239 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:85:ae:f2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82316sec preferred_lft 82316sec inet6 fe80::f816:3eff:fe85:aef2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-11239) 05/06/26 _x86_64_ (2 CPU) 02:58:41 LINUX RESTART (2 CPU) 03:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:10:15 3.33 0.03 3.23 0.06 1.37 908.28 3.30 03:20:15 2.15 0.28 1.84 0.03 32.71 77.91 1.09 03:30:15 1.54 0.00 1.51 0.03 0.00 18.48 1.48 03:40:15 1.35 0.00 1.34 0.02 0.00 16.13 1.20 03:50:15 1.36 0.00 1.35 0.02 0.00 16.36 1.20 04:00:15 1.58 0.00 1.54 0.03 0.00 19.04 1.37 Average: 1.89 0.05 1.81 0.03 5.66 178.67 1.61 03:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:15 5772488 7499536 291384 3.58 61636 1845620 560768 6.11 469812 1623928 256 03:20:15 5732296 7486424 303956 3.74 62008 1872048 560768 6.11 479860 1641532 132 03:30:15 5739128 7493788 296548 3.65 62184 1872368 560832 6.11 481696 1642020 176 03:40:15 5739500 7494688 295652 3.64 62368 1872696 560832 6.11 482992 1642540 124 03:50:15 5759996 7515700 274656 3.38 62548 1873024 560964 6.11 483724 1643048 132 04:00:15 5757160 7513512 276832 3.40 62744 1873480 560964 6.11 485144 1643572 132 Average: 5750095 7500608 289838 3.56 62248 1868206 560855 6.11 480538 1639440 159 03:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:15 ens3 2.52 0.25 0.52 0.18 0.00 0.00 0.00 0.00 03:20:15 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:20:15 ens3 1.52 0.24 3.22 0.03 0.00 0.00 0.00 0.00 03:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:15 ens3 0.87 0.08 0.14 0.06 0.00 0.00 0.00 0.00 03:40:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:15 ens3 0.68 0.05 0.10 0.03 0.00 0.00 0.00 0.00 03:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:15 ens3 0.57 0.04 0.07 0.02 0.00 0.00 0.00 0.00 04:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:15 ens3 0.64 0.05 0.09 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 1.14 0.12 0.69 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-11239) 05/06/26 _x86_64_ (2 CPU) 02:58:41 LINUX RESTART (2 CPU) 03:00:02 CPU %user %nice %system %iowait %steal %idle 03:10:15 all 0.31 0.00 0.15 0.12 0.59 98.83 03:10:15 0 0.15 0.00 0.14 0.17 0.58 98.96 03:10:15 1 0.46 0.00 0.15 0.08 0.61 98.70 03:20:15 all 0.39 0.00 0.12 0.02 0.02 99.45 03:20:15 0 0.23 0.00 0.10 0.01 0.02 99.65 03:20:15 1 0.55 0.00 0.15 0.02 0.02 99.26 03:30:15 all 0.25 0.00 0.16 0.26 0.02 99.31 03:30:15 0 0.10 0.00 0.17 0.03 0.02 99.68 03:30:15 1 0.41 0.00 0.15 0.49 0.02 98.94 03:40:15 all 0.26 0.00 0.07 0.00 0.02 99.65 03:40:15 0 0.05 0.00 0.09 0.00 0.03 99.83 03:40:15 1 0.46 0.00 0.04 0.01 0.02 99.47 03:50:15 all 0.23 0.00 0.07 0.02 0.02 99.65 03:50:15 0 0.37 0.00 0.06 0.01 0.01 99.55 03:50:15 1 0.10 0.00 0.09 0.04 0.03 99.76 04:00:15 all 0.27 0.00 0.16 0.01 0.02 99.55 04:00:15 0 0.40 0.00 0.15 0.01 0.01 99.44 04:00:15 1 0.14 0.00 0.18 0.01 0.02 99.65 Average: all 0.28 0.00 0.12 0.07 0.12 99.40 Average: 0 0.21 0.00 0.12 0.04 0.11 99.51 Average: 1 0.36 0.00 0.12 0.11 0.12 99.29