---> uname -a: Linux prd-queue-disttest-2c-1g-34376 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: 5600.00 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 5430 4 2095 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:0d:ac:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.180/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82408sec preferred_lft 82408sec inet6 fe80::f816:3eff:fe0d:ac3a/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-34376) 07/10/26 _x86_64_ (2 CPU) 00:33:52 LINUX RESTART (2 CPU) 00:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:08 1.91 0.26 1.63 0.01 31.04 76.72 0.37 01:00:08 1.61 0.00 1.57 0.03 0.00 19.44 1.55 01:10:08 1.35 0.00 1.34 0.02 0.00 15.73 1.20 01:20:08 1.38 0.00 1.36 0.02 0.01 16.07 1.20 01:30:08 1.76 0.00 1.73 0.03 0.00 20.83 1.32 01:40:08 5.58 0.21 4.47 0.90 21.45 382.75 3100.93 Average: 2.27 0.08 2.02 0.17 8.75 88.59 517.75 00:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:08 5645360 7483032 302888 3.72 63668 1950096 745628 8.12 483860 1721724 140 01:00:08 5646900 7485128 300668 3.70 63872 1950432 745700 8.12 483944 1722260 148 01:10:08 5650984 7489728 296096 3.64 64060 1950752 745764 8.12 484120 1722772 192 01:20:08 5651492 7490744 295056 3.63 64236 1951088 745764 8.12 484384 1723276 216 01:30:08 5645484 7485428 300352 3.69 64448 1951548 745764 8.12 484444 1723820 144 01:40:08 5638912 7487136 295496 3.63 70260 1951436 763604 8.32 504640 1725940 30024 Average: 5646522 7486866 298426 3.67 65091 1950892 748704 8.15 487565 1723299 5144 00:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:08 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 00:50:08 ens3 3.56 0.35 3.84 0.12 0.00 0.00 0.00 0.00 01:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:08 ens3 0.55 0.07 0.08 0.03 0.00 0.00 0.00 0.00 01:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:08 ens3 0.62 0.13 0.18 0.10 0.00 0.00 0.00 0.00 01:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:08 ens3 0.48 0.07 0.12 0.06 0.00 0.00 0.00 0.00 01:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:08 ens3 0.27 0.05 0.06 0.04 0.00 0.00 0.00 0.00 01:40:08 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 01:40:08 ens3 6.78 5.51 34.12 1.16 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 2.04 1.03 6.40 0.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-34376) 07/10/26 _x86_64_ (2 CPU) 00:33:52 LINUX RESTART (2 CPU) 00:40:08 CPU %user %nice %system %iowait %steal %idle 00:50:08 all 0.41 0.00 0.12 0.18 0.02 99.27 00:50:08 0 0.64 0.00 0.12 0.28 0.01 98.95 00:50:08 1 0.18 0.00 0.12 0.08 0.03 99.59 01:00:08 all 0.28 0.00 0.17 0.01 0.02 99.52 01:00:08 0 0.22 0.00 0.17 0.01 0.02 99.58 01:00:08 1 0.34 0.00 0.17 0.00 0.02 99.46 01:10:08 all 0.23 0.00 0.08 0.01 0.01 99.67 01:10:08 0 0.33 0.00 0.07 0.01 0.01 99.59 01:10:08 1 0.12 0.00 0.10 0.02 0.02 99.75 01:20:08 all 0.25 0.00 0.07 0.01 0.02 99.65 01:20:08 0 0.45 0.00 0.05 0.01 0.01 99.48 01:20:08 1 0.06 0.00 0.09 0.01 0.02 99.82 01:30:08 all 0.23 0.00 0.18 0.02 0.07 99.49 01:30:08 0 0.16 0.00 0.18 0.05 0.12 99.50 01:30:08 1 0.31 0.00 0.18 0.00 0.02 99.48 01:40:08 all 3.20 0.00 0.46 0.10 0.02 96.22 01:40:08 0 3.59 0.00 0.55 0.11 0.03 95.72 01:40:08 1 2.81 0.00 0.36 0.10 0.02 96.71 Average: all 0.77 0.00 0.18 0.06 0.03 98.97 Average: 0 0.90 0.00 0.19 0.08 0.03 98.80 Average: 1 0.64 0.00 0.17 0.03 0.02 99.13