---> uname -a: Linux prd-queue-disttest-2c-1g-10231 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 693 5515 4 2016 7248 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:61:3c:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.95/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82507sec preferred_lft 82507sec inet6 fe80::f816:3eff:fe61:3cc6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-10231) 05/02/26 _x86_64_ (2 CPU) 01:49:08 LINUX RESTART (2 CPU) 01:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:47 5.50 0.07 5.14 0.29 6.22 1199.48 375.85 02:10:01 1.76 0.28 1.46 0.02 33.60 77.76 0.84 02:20:47 1.25 0.00 1.23 0.02 0.01 15.22 1.23 02:30:07 1.40 0.00 1.38 0.02 0.00 17.64 0.24 02:40:37 1.23 0.00 1.23 0.00 0.00 15.48 0.00 02:50:47 13.98 0.00 1.31 12.67 0.14 15.86 105999.48 Average: 4.23 0.06 1.99 2.18 6.24 234.20 17817.18 01:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:47 5780588 7503396 287460 3.53 61564 1841436 534780 5.82 462428 1619848 144 02:10:01 5753536 7502832 287476 3.53 61908 1867344 729128 7.94 476996 1637336 180 02:20:47 5755072 7504940 285360 3.51 62108 1867704 729160 7.94 476924 1637896 124 02:30:07 5748636 7498980 291296 3.58 62252 1868000 729308 7.94 476920 1638336 188 02:40:37 5750732 7501596 288712 3.55 62400 1868364 729340 7.94 477104 1638848 128 02:50:47 5749476 7501020 289168 3.56 62560 1868868 729424 7.94 477348 1639356 168 Average: 5756340 7502127 288245 3.54 62132 1863619 696857 7.59 474620 1635270 155 01:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:47 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:00:47 ens3 5.79 2.39 53.26 0.43 0.00 0.00 0.00 0.00 02:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.01 0.25 3.41 0.03 0.00 0.00 0.00 0.00 02:20:47 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:47 ens3 0.39 0.02 0.05 0.01 0.00 0.00 0.00 0.00 02:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:07 ens3 1.04 0.07 5.22 0.04 0.00 0.00 0.00 0.00 02:40:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:37 ens3 0.83 0.09 1.16 0.06 0.00 0.00 0.00 0.00 02:50:47 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:47 ens3 0.27 0.09 0.08 0.04 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 1.59 0.50 10.94 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-10231) 05/02/26 _x86_64_ (2 CPU) 01:49:08 LINUX RESTART (2 CPU) 01:50:04 CPU %user %nice %system %iowait %steal %idle 02:00:47 all 1.30 0.00 0.41 0.11 0.03 98.15 02:00:47 0 0.28 0.00 0.36 0.11 0.03 99.21 02:00:47 1 2.32 0.00 0.47 0.11 0.02 97.08 02:10:01 all 0.43 0.00 0.10 2.75 0.02 96.70 02:10:01 0 0.23 0.00 0.14 2.03 0.03 97.57 02:10:01 1 0.63 0.00 0.07 3.47 0.02 95.82 02:20:47 all 0.23 0.00 0.07 0.14 0.02 99.54 02:20:47 0 0.15 0.00 0.08 0.00 0.02 99.74 02:20:47 1 0.31 0.00 0.05 0.28 0.02 99.34 02:30:07 all 0.25 0.00 0.17 0.03 0.02 99.53 02:30:07 0 0.12 0.00 0.17 0.01 0.02 99.68 02:30:07 1 0.38 0.00 0.17 0.04 0.02 99.38 02:40:37 all 0.26 0.00 0.07 0.03 0.02 99.62 02:40:37 0 0.09 0.00 0.09 0.00 0.02 99.80 02:40:37 1 0.43 0.00 0.05 0.06 0.01 99.44 02:50:47 all 0.25 0.00 0.09 0.03 0.02 99.62 02:50:47 0 0.06 0.00 0.12 0.06 0.02 99.74 02:50:47 1 0.43 0.00 0.05 0.01 0.01 99.50 Average: all 0.46 0.00 0.15 0.48 0.02 98.89 Average: 0 0.16 0.00 0.16 0.34 0.02 99.32 Average: 1 0.76 0.00 0.15 0.62 0.02 98.46