---> uname -a: Linux prd-queue-disttest-2c-1g-20212 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 745 5397 4 2086 7196 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:59:83:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.198/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81962sec preferred_lft 81962sec inet6 fe80::f816:3eff:fe59:833d/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-20212) 05/26/26 _x86_64_ (2 CPU) 02:58:40 LINUX RESTART (2 CPU) 03:00:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:10:20 2.23 0.03 2.13 0.08 1.24 715.47 1.32 03:20:01 1.20 0.01 1.18 0.01 0.07 14.53 0.50 03:30:20 1.34 0.00 1.32 0.02 0.00 16.61 0.22 03:40:10 1.63 0.26 1.36 0.01 31.51 66.81 0.18 03:50:00 14.50 0.01 1.35 13.14 1.22 23.35 109348.38 04:00:00 1.34 0.00 1.33 0.02 0.00 16.79 0.23 04:10:20 1.26 0.00 1.26 0.00 0.00 15.17 0.00 Average: 3.32 0.04 1.42 1.86 4.78 123.97 15361.45 03:00:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:20 5714664 7510148 277104 3.41 63036 1909416 576832 6.28 473376 1689616 240 03:20:01 5713908 7509892 277184 3.41 63204 1909748 576892 6.28 474152 1690116 212 03:30:20 5702324 7498784 288236 3.54 63340 1910072 577028 6.28 475920 1690576 136 03:40:10 5642704 7465772 320956 3.95 63616 1936184 773048 8.42 491620 1708200 2316 03:50:00 5643188 7467084 319692 3.93 63736 1936872 577108 6.29 487168 1708668 164 04:00:00 5657236 7481764 304972 3.75 63876 1937324 577108 6.29 488496 1709132 128 04:10:20 5657236 7482248 304484 3.74 64024 1937652 577108 6.29 489260 1709608 168 Average: 5675894 7487956 298947 3.68 63547 1925324 605018 6.59 482856 1700845 481 03:00:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:20 ens3 3.06 0.21 0.55 0.16 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 0.88 0.04 0.08 0.01 0.00 0.00 0.00 0.00 03:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:20 ens3 0.49 0.07 0.11 0.05 0.00 0.00 0.00 0.00 03:40:10 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:40:10 ens3 1.33 0.25 14.07 0.05 0.00 0.00 0.00 0.00 03:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:00 ens3 0.36 0.04 1.13 0.01 0.00 0.00 0.00 0.00 04:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:00 ens3 0.24 0.04 0.07 0.03 0.00 0.00 0.00 0.00 04:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:20 ens3 0.20 0.04 0.04 0.01 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 0.93 0.10 2.26 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-20212) 05/26/26 _x86_64_ (2 CPU) 02:58:40 LINUX RESTART (2 CPU) 03:00:20 CPU %user %nice %system %iowait %steal %idle 03:10:20 all 0.22 0.00 0.12 0.02 0.02 99.62 03:10:20 0 0.36 0.00 0.09 0.01 0.02 99.53 03:10:20 1 0.09 0.00 0.15 0.02 0.03 99.72 03:20:01 all 0.24 0.00 0.08 0.00 0.02 99.65 03:20:01 0 0.42 0.00 0.06 0.01 0.02 99.50 03:20:01 1 0.06 0.00 0.10 0.00 0.03 99.81 03:30:20 all 0.21 0.00 0.16 0.02 0.03 99.58 03:30:20 0 0.37 0.00 0.14 0.00 0.02 99.47 03:30:20 1 0.06 0.00 0.18 0.04 0.03 99.69 03:40:10 all 0.32 0.00 0.11 0.02 0.02 99.53 03:40:10 0 0.56 0.00 0.10 0.02 0.01 99.30 03:40:10 1 0.08 0.00 0.11 0.02 0.03 99.76 03:50:00 all 0.24 0.00 0.08 0.03 0.02 99.63 03:50:00 0 0.05 0.00 0.08 0.01 0.03 99.84 03:50:00 1 0.43 0.00 0.07 0.05 0.02 99.43 04:00:00 all 0.27 0.00 0.16 0.00 0.02 99.55 04:00:00 0 0.07 0.00 0.17 0.00 0.03 99.73 04:00:00 1 0.46 0.00 0.14 0.01 0.02 99.37 04:10:20 all 0.25 0.00 0.07 0.00 0.02 99.66 04:10:20 0 0.05 0.00 0.09 0.00 0.03 99.83 04:10:20 1 0.45 0.00 0.05 0.00 0.02 99.48 Average: all 0.25 0.00 0.11 0.01 0.02 99.60 Average: 0 0.26 0.00 0.10 0.01 0.02 99.60 Average: 1 0.23 0.00 0.11 0.02 0.02 99.61