---> uname -a: Linux prd-queue-disttest-2c-1g-27941 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 700 5441 4 2087 7241 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:b5:bc:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.164/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82366sec preferred_lft 82366sec inet6 fe80::f816:3eff:feb5:bccc/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-27941) 06/17/26 _x86_64_ (2 CPU) 01:48:41 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:15 4.56 0.07 4.39 0.10 6.49 1250.71 2.49 02:10:14 1.32 0.01 1.30 0.02 0.05 15.30 1.20 02:20:15 1.43 0.00 1.41 0.02 0.01 16.28 1.32 02:30:15 2.08 0.25 1.79 0.04 30.99 77.40 1.63 02:40:14 14.49 0.01 1.51 12.97 1.20 17.56 107662.97 02:50:01 1.32 0.00 1.31 0.02 0.00 15.22 1.10 Average: 4.21 0.06 1.96 2.19 6.48 236.67 17920.00 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:15 5703340 7504876 281552 3.46 63412 1914540 534676 5.82 461332 1694696 172 02:10:14 5706728 7508780 277436 3.41 63600 1914872 534676 5.82 461492 1695216 208 02:20:15 5705972 7508540 277680 3.41 63792 1915200 534676 5.82 461504 1695736 128 02:30:15 5672328 7501588 284328 3.50 64116 1941348 730952 7.96 475916 1713444 172 02:40:14 5682648 7512940 272936 3.36 64304 1942164 534840 5.83 470884 1713980 184 02:50:01 5682348 7513136 272728 3.35 64476 1942488 534912 5.83 471052 1714476 300 Average: 5692227 7508310 277777 3.42 63950 1928435 567455 6.18 467030 1704591 194 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:15 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:00:15 ens3 7.37 4.07 39.96 0.44 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 1.42 0.05 0.17 0.01 0.00 0.00 0.00 0.00 02:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:15 ens3 0.35 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:15 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:15 ens3 0.60 0.27 3.17 0.03 0.00 0.00 0.00 0.00 02:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:14 ens3 0.38 0.10 0.11 0.05 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.27 0.05 0.08 0.03 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.76 0.78 7.40 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-27941) 06/17/26 _x86_64_ (2 CPU) 01:48:41 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:15 all 0.51 0.00 0.27 0.22 0.02 98.98 02:00:15 0 0.38 0.00 0.28 0.34 0.02 98.98 02:00:15 1 0.64 0.00 0.26 0.10 0.02 98.98 02:10:14 all 0.24 0.00 0.08 0.11 0.01 99.56 02:10:14 0 0.41 0.00 0.06 0.04 0.01 99.47 02:10:14 1 0.06 0.00 0.10 0.18 0.02 99.65 02:20:15 all 0.23 0.00 0.07 0.03 0.01 99.65 02:20:15 0 0.40 0.00 0.06 0.03 0.01 99.50 02:20:15 1 0.05 0.00 0.09 0.04 0.02 99.80 02:30:15 all 0.38 0.00 0.19 0.03 0.02 99.39 02:30:15 0 0.43 0.00 0.21 0.03 0.02 99.32 02:30:15 1 0.32 0.00 0.17 0.03 0.02 99.46 02:40:14 all 0.26 0.00 0.08 0.03 0.02 99.60 02:40:14 0 0.05 0.00 0.11 0.05 0.02 99.78 02:40:14 1 0.48 0.00 0.06 0.02 0.01 99.43 02:50:01 all 0.24 0.00 0.08 0.01 0.02 99.66 02:50:01 0 0.06 0.00 0.10 0.01 0.03 99.80 02:50:01 1 0.41 0.00 0.06 0.01 0.01 99.51 Average: all 0.31 0.00 0.13 0.07 0.02 99.47 Average: 0 0.29 0.00 0.14 0.08 0.02 99.47 Average: 1 0.33 0.00 0.12 0.06 0.02 99.47