---> uname -a: Linux prd-queue-disttest-2c-1g-4105 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 712 5442 4 2078 7229 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:08:ae:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.100/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82503sec preferred_lft 82503sec inet6 fe80::f816:3eff:fe08:ae24/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-4105) 04/18/26 _x86_64_ (2 CPU) 00:34:01 LINUX RESTART (2 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:08 1.20 0.01 1.19 0.00 0.05 14.56 0.24 01:00:08 1.47 0.00 1.45 0.02 0.00 17.56 0.25 01:10:01 1.81 0.32 1.47 0.02 39.43 72.69 0.69 01:20:08 1.30 0.00 1.28 0.02 0.01 15.46 1.31 01:30:08 15.75 13.54 2.12 0.09 150.68 46.07 7.59 Average: 4.30 2.77 1.50 0.03 37.87 33.11 2.01 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:08 5772544 7494412 295848 3.64 61736 1840376 527040 5.74 464556 1619404 224 01:00:08 5771128 7493480 296748 3.65 61892 1840712 527040 5.74 464576 1619872 168 01:10:01 5721276 7472348 317484 3.90 62180 1868836 734728 8.00 481636 1637248 124 01:20:08 5722232 7473852 315976 3.89 62364 1869188 734872 8.00 481824 1637784 132 01:30:08 5677452 7486116 294684 3.62 66276 1913944 734872 8.00 482428 1685716 128 Average: 5732926 7484042 304148 3.74 62890 1866611 651710 7.10 475004 1640005 155 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:08 ens3 1.14 0.08 0.15 0.06 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 0.43 0.08 0.08 0.04 0.00 0.00 0.00 0.00 01:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.73 0.23 3.16 0.05 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 0.47 0.10 0.15 0.08 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 0.28 0.05 0.07 0.03 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 0.61 0.11 0.72 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-4105) 04/18/26 _x86_64_ (2 CPU) 00:34:01 LINUX RESTART (2 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:08 all 0.24 0.00 0.08 0.01 0.03 99.64 00:50:08 0 0.41 0.00 0.05 0.01 0.02 99.50 00:50:08 1 0.06 0.00 0.11 0.00 0.04 99.79 01:00:08 all 0.26 0.00 0.16 0.01 0.03 99.54 01:00:08 0 0.33 0.00 0.16 0.01 0.03 99.47 01:00:08 1 0.19 0.00 0.17 0.00 0.04 99.60 01:10:01 all 0.36 0.00 0.10 0.02 0.04 99.48 01:10:01 0 0.35 0.00 0.07 0.01 0.03 99.55 01:10:01 1 0.38 0.00 0.13 0.03 0.04 99.42 01:20:08 all 0.24 0.00 0.06 0.01 0.04 99.65 01:20:08 0 0.12 0.00 0.07 0.01 0.04 99.77 01:20:08 1 0.36 0.00 0.06 0.01 0.03 99.54 01:30:08 all 0.25 0.17 0.22 0.12 0.04 99.22 01:30:08 0 0.10 0.32 0.27 0.19 0.04 99.08 01:30:08 1 0.39 0.02 0.16 0.04 0.04 99.36 Average: all 0.27 0.03 0.12 0.03 0.03 99.51 Average: 0 0.26 0.06 0.12 0.05 0.03 99.47 Average: 1 0.27 0.00 0.13 0.01 0.04 99.54