---> uname -a: Linux prd-queue-disttest-2c-1g-28189 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 719 5368 4 2150 7222 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:5a:f3:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.115/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82568sec preferred_lft 82568sec inet6 fe80::f816:3eff:fe5a:f384/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-28189) 06/18/26 _x86_64_ (2 CPU) 01:48:42 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:28 3.10 0.04 2.97 0.09 1.91 870.41 1.94 02:10:03 1.18 0.01 1.17 0.00 0.06 14.44 0.13 02:20:03 1.75 0.26 1.47 0.02 32.05 74.04 0.33 02:30:03 1.42 0.00 1.39 0.03 0.00 17.63 1.33 02:40:13 15.23 13.31 1.84 0.07 148.21 42.88 7.13 02:50:03 1.20 0.00 1.18 0.02 0.00 14.70 1.34 Average: 4.03 2.31 1.69 0.04 30.78 178.89 2.06 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:28 5679584 7480776 305300 3.75 63464 1914324 534016 5.82 461236 1695248 124 02:10:03 5679584 7481276 304620 3.75 63636 1914656 534016 5.82 461260 1695752 252 02:20:03 5652756 7481400 304224 3.74 63908 1941124 534160 5.82 470416 1713416 184 02:30:03 5658104 7487280 298312 3.67 64096 1941456 534152 5.82 470428 1713928 268 02:40:13 5603140 7489212 287340 3.53 67932 1986200 534248 5.82 471316 1761784 200 02:50:03 5603140 7489716 286832 3.53 68092 1986532 534280 5.82 471408 1762272 264 Average: 5646051 7484943 297771 3.66 65188 1947382 534145 5.82 467677 1723733 215 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:28 ens3 2.96 0.23 0.54 0.15 0.00 0.00 0.00 0.00 02:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:03 ens3 0.97 0.04 0.09 0.01 0.00 0.00 0.00 0.00 02:20:03 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:03 ens3 0.56 0.20 3.16 0.03 0.00 0.00 0.00 0.00 02:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:03 ens3 1.16 0.03 10.02 0.01 0.00 0.00 0.00 0.00 02:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:13 ens3 0.31 0.06 0.08 0.03 0.00 0.00 0.00 0.00 02:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:03 ens3 0.30 0.07 0.08 0.04 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 1.06 0.11 2.33 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-28189) 06/18/26 _x86_64_ (2 CPU) 01:48:42 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:28 all 0.32 0.00 0.23 0.03 0.03 99.38 02:00:28 0 0.42 0.00 0.21 0.02 0.03 99.32 02:00:28 1 0.22 0.00 0.25 0.05 0.04 99.45 02:10:03 all 0.25 0.00 0.08 0.00 0.03 99.64 02:10:03 0 0.06 0.00 0.09 0.01 0.04 99.81 02:10:03 1 0.44 0.00 0.07 0.00 0.02 99.47 02:20:03 all 0.36 0.00 0.09 0.02 0.03 99.50 02:20:03 0 0.30 0.00 0.12 0.02 0.03 99.54 02:20:03 1 0.43 0.00 0.07 0.01 0.03 99.46 02:30:03 all 0.25 0.00 0.16 0.01 0.03 99.56 02:30:03 0 0.18 0.00 0.16 0.02 0.03 99.62 02:30:03 1 0.32 0.00 0.15 0.00 0.03 99.50 02:40:13 all 0.23 0.17 0.14 0.13 0.02 99.31 02:40:13 0 0.40 0.10 0.09 0.06 0.01 99.33 02:40:13 1 0.07 0.25 0.18 0.19 0.03 99.28 02:50:03 all 0.26 0.00 0.07 0.02 0.02 99.63 02:50:03 0 0.04 0.00 0.08 0.01 0.03 99.84 02:50:03 1 0.48 0.00 0.05 0.04 0.02 99.42 Average: all 0.28 0.03 0.13 0.04 0.03 99.50 Average: 0 0.24 0.02 0.13 0.02 0.03 99.57 Average: 1 0.32 0.04 0.13 0.05 0.03 99.43