---> uname -a: Linux prd-queue-disttest-2c-1g-1129 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 5525 4 2009 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:05:93:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.6/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82631sec preferred_lft 82631sec inet6 fe80::f816:3eff:fe05:9304/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-1129) 04/08/26 _x86_64_ (2 CPU) 01:38:42 LINUX RESTART (2 CPU) 01:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:14 3.88 0.02 3.80 0.06 1.22 965.21 0.92 02:00:14 1.48 0.01 1.44 0.03 0.05 17.85 1.01 02:10:14 1.21 0.00 1.19 0.02 0.00 14.44 1.20 02:20:14 1.93 0.32 1.57 0.03 40.09 73.32 1.36 02:30:14 1.36 0.00 1.33 0.03 0.00 16.99 1.37 02:40:01 1.15 0.00 1.13 0.02 0.00 14.40 1.12 Average: 1.84 0.06 1.75 0.03 6.90 186.82 1.16 01:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:14 5792048 7508816 282268 3.47 61656 1835456 528836 5.76 468484 1614072 164 02:00:14 5784780 7502076 288756 3.55 61844 1835788 528784 5.76 468492 1614592 124 02:10:14 5784276 7502072 288760 3.55 62024 1836108 528940 5.76 468676 1615092 132 02:20:14 5732764 7479484 310884 3.82 62340 1864420 529028 5.76 480120 1632344 160 02:30:14 5752200 7499444 290960 3.58 62524 1864752 529028 5.76 480208 1632860 220 02:40:01 5767124 7514980 275412 3.39 62684 1865204 527980 5.75 479784 1633340 176 Average: 5768865 7501145 289507 3.56 62179 1850288 528766 5.76 474294 1623717 163 01:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:14 ens3 2.48 0.15 0.41 0.10 0.00 0.00 0.00 0.00 02:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:14 ens3 0.92 0.06 0.12 0.04 0.00 0.00 0.00 0.00 02:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:14 ens3 0.83 0.03 8.02 0.01 0.00 0.00 0.00 0.00 02:20:14 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:14 ens3 0.41 0.18 3.05 0.03 0.00 0.00 0.00 0.00 02:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:14 ens3 0.19 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.35 0.09 0.12 0.06 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 0.87 0.09 1.96 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-1129) 04/08/26 _x86_64_ (2 CPU) 01:38:42 LINUX RESTART (2 CPU) 01:40:02 CPU %user %nice %system %iowait %steal %idle 01:50:14 all 0.26 0.00 0.13 0.07 0.02 99.52 01:50:14 0 0.42 0.00 0.11 0.06 0.02 99.39 01:50:14 1 0.09 0.00 0.14 0.08 0.03 99.65 02:00:14 all 0.26 0.00 0.16 0.02 0.02 99.54 02:00:14 0 0.37 0.00 0.16 0.02 0.02 99.44 02:00:14 1 0.15 0.00 0.16 0.01 0.03 99.65 02:10:14 all 0.24 0.00 0.07 0.02 0.02 99.65 02:10:14 0 0.05 0.00 0.08 0.04 0.03 99.81 02:10:14 1 0.43 0.00 0.06 0.01 0.02 99.49 02:20:14 all 0.31 0.00 0.10 1.57 0.02 97.99 02:20:14 0 0.08 0.00 0.09 1.03 0.03 98.77 02:20:14 1 0.54 0.00 0.11 2.12 0.02 97.20 02:30:14 all 0.24 0.00 0.14 0.06 0.02 99.53 02:30:14 0 0.10 0.00 0.16 0.04 0.03 99.68 02:30:14 1 0.37 0.00 0.13 0.09 0.02 99.39 02:40:01 all 0.26 0.00 0.06 0.02 0.02 99.63 02:40:01 0 0.06 0.00 0.08 0.01 0.03 99.82 02:40:01 1 0.46 0.00 0.05 0.03 0.01 99.45 Average: all 0.26 0.00 0.11 0.30 0.02 99.31 Average: 0 0.18 0.00 0.11 0.20 0.02 99.48 Average: 1 0.34 0.00 0.11 0.39 0.02 99.14