---> uname -a: Linux prd-queue-disttest-2c-1g-22181 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 701 5515 4 2008 7240 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:02:cb:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.96/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82562sec preferred_lft 82562sec inet6 fe80::f816:3eff:fe02:cbc3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-22181) 03/24/26 _x86_64_ (2 CPU) 01:44:18 LINUX RESTART (2 CPU) 01:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:08 1.74 0.01 1.71 0.02 0.05 20.57 0.49 02:10:08 1.39 0.00 1.38 0.02 0.00 16.03 1.20 02:20:08 1.39 0.00 1.37 0.02 0.01 15.83 1.20 02:30:01 2.27 0.32 1.91 0.04 39.48 77.39 1.65 02:40:09 1.39 0.00 1.38 0.02 0.00 16.31 1.19 Average: 1.64 0.06 1.55 0.02 7.81 29.08 1.14 01:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:08 5784652 7500360 290508 3.57 61744 1834328 534696 5.82 466136 1613240 124 02:10:08 5785432 7501684 289184 3.56 61956 1834660 534696 5.82 466168 1613784 124 02:20:08 5785572 7502356 288512 3.55 62160 1834988 534836 5.83 466184 1614316 160 02:30:01 5738052 7483364 306944 3.77 62492 1862848 740188 8.06 483200 1631444 124 02:40:09 5737576 7483532 306728 3.77 62676 1863312 740188 8.06 483284 1631960 144 Average: 5766257 7494259 296375 3.64 62206 1846027 616921 6.72 472994 1620949 135 01:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:08 ens3 2.94 0.23 0.51 0.18 0.00 0.00 0.00 0.00 02:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:08 ens3 0.51 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:20:08 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 02:20:08 ens3 0.39 0.03 4.74 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.43 0.21 3.07 0.03 0.00 0.00 0.00 0.00 02:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:09 ens3 0.34 0.07 0.10 0.05 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 0.92 0.11 1.69 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-22181) 03/24/26 _x86_64_ (2 CPU) 01:44:18 LINUX RESTART (2 CPU) 01:50:07 CPU %user %nice %system %iowait %steal %idle 02:00:08 all 0.28 0.00 0.17 0.01 0.04 99.51 02:00:08 0 0.31 0.00 0.16 0.01 0.03 99.49 02:00:08 1 0.24 0.00 0.18 0.01 0.04 99.52 02:10:08 all 0.24 0.00 0.07 0.03 0.04 99.62 02:10:08 0 0.05 0.00 0.09 0.00 0.04 99.81 02:10:08 1 0.43 0.00 0.04 0.07 0.03 99.44 02:20:08 all 0.23 0.00 0.06 0.81 0.03 98.87 02:20:08 0 0.05 0.00 0.08 1.60 0.05 98.22 02:20:08 1 0.41 0.00 0.04 0.01 0.02 99.52 02:30:01 all 0.40 0.00 0.20 0.17 0.03 99.20 02:30:01 0 0.27 0.00 0.20 0.23 0.04 99.27 02:30:01 1 0.53 0.00 0.19 0.12 0.03 99.13 02:40:09 all 0.27 0.00 0.07 0.01 0.03 99.61 02:40:09 0 0.05 0.00 0.10 0.01 0.05 99.79 02:40:09 1 0.49 0.00 0.03 0.02 0.02 99.43 Average: all 0.28 0.00 0.11 0.21 0.03 99.36 Average: 0 0.14 0.00 0.13 0.37 0.04 99.32 Average: 1 0.42 0.00 0.10 0.05 0.03 99.41