---> uname -a: Linux prd-queue-disttest-2c-1g-8148 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 690 5522 4 2013 7251 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:89:62:83 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.70/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82238sec preferred_lft 82238sec inet6 fe80::f816:3eff:fe89:6283/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-8148) 04/26/26 _x86_64_ (2 CPU) 01:38:42 LINUX RESTART (2 CPU) 01:40:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:27 1.45 0.02 1.42 0.00 1.24 54.12 0.15 02:00:08 14.96 0.01 1.61 13.34 0.21 19.25 111418.51 02:10:18 1.26 0.00 1.26 0.00 0.00 14.75 0.12 02:20:18 1.97 0.32 1.64 0.01 39.04 74.41 0.20 02:30:27 1.63 0.00 1.61 0.02 1.04 19.29 0.28 02:40:27 1.38 0.00 1.38 0.00 0.00 15.97 0.00 Average: 3.70 0.06 1.48 2.16 6.92 32.95 17970.59 01:40:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:27 5797196 7515736 275084 3.38 61636 1837432 526984 5.74 466852 1615788 176 02:00:08 5785396 7504520 286084 3.52 61836 1837808 526984 5.74 467048 1616336 304 02:10:18 5783660 7503268 287336 3.53 61996 1838132 527204 5.74 467160 1616820 224 02:20:18 5734192 7482700 307240 3.78 62296 1866412 729652 7.95 484144 1634336 184 02:30:27 5747220 7496560 293520 3.61 62440 1867060 527236 5.74 478664 1634816 132 02:40:27 5747488 7497432 292648 3.60 62584 1867512 527268 5.74 478844 1635288 136 Average: 5765859 7500036 290319 3.57 62131 1852393 560888 6.11 473785 1625564 193 01:40:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:27 ens3 3.52 0.26 0.61 0.19 0.00 0.00 0.00 0.00 02:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:08 ens3 1.39 0.06 0.15 0.03 0.00 0.00 0.00 0.00 02:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:18 ens3 0.83 0.04 0.09 0.01 0.00 0.00 0.00 0.00 02:20:18 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:18 ens3 1.00 0.19 6.90 0.03 0.00 0.00 0.00 0.00 02:30:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:27 ens3 1.26 0.04 0.28 0.01 0.00 0.00 0.00 0.00 02:40:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:27 ens3 0.41 0.09 0.11 0.05 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 1.40 0.11 1.36 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-8148) 04/26/26 _x86_64_ (2 CPU) 01:38:42 LINUX RESTART (2 CPU) 01:40:27 CPU %user %nice %system %iowait %steal %idle 01:50:27 all 0.27 0.00 0.07 0.01 0.04 99.61 01:50:27 0 0.08 0.00 0.09 0.01 0.05 99.77 01:50:27 1 0.47 0.00 0.05 0.01 0.03 99.45 02:00:08 all 0.26 0.00 0.18 0.03 0.04 99.50 02:00:08 0 0.16 0.00 0.22 0.05 0.04 99.54 02:00:08 1 0.37 0.00 0.14 0.01 0.03 99.45 02:10:18 all 0.26 0.00 0.06 0.01 0.04 99.63 02:10:18 0 0.05 0.00 0.07 0.00 0.04 99.83 02:10:18 1 0.47 0.00 0.05 0.01 0.03 99.44 02:20:18 all 0.34 0.00 0.10 0.02 0.03 99.51 02:20:18 0 0.23 0.00 0.13 0.03 0.04 99.57 02:20:18 1 0.45 0.00 0.07 0.01 0.02 99.46 02:30:27 all 0.28 0.00 0.14 0.01 0.03 99.54 02:30:27 0 0.22 0.00 0.15 0.01 0.03 99.59 02:30:27 1 0.34 0.00 0.13 0.01 0.03 99.50 02:40:27 all 0.23 0.00 0.07 0.01 0.03 99.66 02:40:27 0 0.07 0.00 0.09 0.01 0.05 99.78 02:40:27 1 0.39 0.00 0.05 0.01 0.02 99.54 Average: all 0.27 0.00 0.10 0.01 0.03 99.58 Average: 0 0.14 0.00 0.12 0.02 0.04 99.68 Average: 1 0.41 0.00 0.08 0.01 0.03 99.47