---> uname -a: Linux prd-queue-disttest-2c-1g-7859 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 683 5529 4 2013 7258 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:f0:10:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82303sec preferred_lft 82303sec inet6 fe80::f816:3eff:fef0:10b8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-7859) 04/25/26 _x86_64_ (2 CPU) 01:48:51 LINUX RESTART (2 CPU) 01:50:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:14 4.79 0.34 4.36 0.09 40.14 1132.30 1.32 02:10:01 1.30 0.01 1.28 0.02 1.13 15.88 0.79 02:20:14 1.26 0.00 1.24 0.02 0.01 15.19 1.17 02:30:01 1.45 0.00 1.42 0.04 0.00 18.01 1.35 02:40:01 14.12 0.00 1.20 12.91 0.15 15.36 107738.22 02:50:03 1.16 0.00 1.15 0.02 0.00 14.33 1.20 Average: 4.02 0.06 1.78 2.19 6.96 203.53 17998.38 01:50:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:14 5750300 7496912 293696 3.61 61752 1864900 735204 8.01 472036 1632812 288 02:10:01 5750300 7497756 292832 3.60 61936 1865540 532904 5.80 466728 1633332 160 02:20:14 5761688 7509664 280952 3.45 62124 1865864 532904 5.80 466548 1633844 168 02:30:01 5761404 7509888 280744 3.45 62284 1866192 532928 5.80 466552 1634328 160 02:40:01 5772420 7521464 269052 3.31 62500 1866552 532928 5.80 466740 1634852 296 02:50:03 5771412 7521108 269428 3.31 62652 1867020 532928 5.80 466924 1635372 224 Average: 5761254 7509465 281117 3.46 62208 1866011 566633 6.17 467588 1634090 216 01:50:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:14 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:00:14 ens3 4.05 0.52 3.81 0.30 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.58 0.04 0.08 0.01 0.00 0.00 0.00 0.00 02:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:14 ens3 0.30 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 1.33 0.08 2.17 0.04 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 0.54 0.09 1.10 0.08 0.00 0.00 0.00 0.00 02:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:03 ens3 0.23 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 1.17 0.14 1.21 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-7859) 04/25/26 _x86_64_ (2 CPU) 01:48:51 LINUX RESTART (2 CPU) 01:50:10 CPU %user %nice %system %iowait %steal %idle 02:00:14 all 0.52 0.00 0.27 0.15 0.02 99.03 02:00:14 0 0.44 0.00 0.30 0.06 0.02 99.17 02:00:14 1 0.60 0.00 0.25 0.24 0.02 98.88 02:10:01 all 0.27 0.00 0.07 0.02 0.02 99.62 02:10:01 0 0.21 0.00 0.09 0.02 0.03 99.65 02:10:01 1 0.32 0.00 0.06 0.01 0.02 99.60 02:20:14 all 0.22 0.00 0.08 0.05 0.02 99.63 02:20:14 0 0.39 0.00 0.07 0.09 0.01 99.44 02:20:14 1 0.05 0.00 0.08 0.02 0.03 99.83 02:30:01 all 0.25 0.00 0.16 0.25 0.02 99.32 02:30:01 0 0.33 0.00 0.15 0.07 0.02 99.43 02:30:01 1 0.17 0.00 0.18 0.43 0.02 99.20 02:40:01 all 0.21 0.00 0.09 0.20 0.02 99.48 02:40:01 0 0.37 0.00 0.09 0.13 0.02 99.40 02:40:01 1 0.05 0.00 0.09 0.27 0.02 99.57 02:50:03 all 0.18 0.00 0.07 0.09 0.02 99.64 02:50:03 0 0.31 0.00 0.06 0.13 0.01 99.49 02:50:03 1 0.05 0.00 0.08 0.05 0.02 99.79 Average: all 0.28 0.00 0.12 0.13 0.02 99.45 Average: 0 0.34 0.00 0.13 0.08 0.02 99.43 Average: 1 0.21 0.00 0.12 0.17 0.02 99.48