---> uname -a: Linux prd-queue-disttest-2c-1g-10554 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 696 5513 4 2016 7245 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:fb:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83641sec preferred_lft 83641sec inet6 fe80::f816:3eff:fef0:fb3d/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-10554) 05/03/26 _x86_64_ (2 CPU) 01:48:42 LINUX RESTART (2 CPU) 01:50:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:15 1.69 0.03 1.64 0.02 1.26 25.34 0.38 02:10:01 1.47 0.02 1.43 0.01 0.67 17.36 0.78 02:20:25 1.35 0.00 1.33 0.02 0.01 16.06 1.15 02:30:25 14.52 0.00 1.60 12.91 0.15 19.64 107807.01 Average: 4.75 0.01 1.50 3.24 0.51 19.55 26952.22 01:50:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:15 5782980 7506220 284940 3.50 61604 1841836 536148 5.84 467504 1619956 224 02:10:01 5781664 7505596 285432 3.51 61796 1842332 536148 5.84 467692 1620532 172 02:20:25 5779940 7504420 286560 3.52 62016 1842660 536348 5.84 467736 1621080 124 02:30:25 5773656 7498660 292204 3.59 62160 1843032 536348 5.84 467788 1621568 124 Average: 5779560 7503724 287284 3.53 61894 1842465 536248 5.84 467680 1620784 161 01:50:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:15 ens3 3.10 0.22 0.56 0.16 0.00 0.00 0.00 0.00 02:10:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.25 0.07 0.11 0.02 0.00 0.00 0.00 0.00 02:20:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:25 ens3 0.46 0.04 0.06 0.01 0.00 0.00 0.00 0.00 02:30:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:25 ens3 0.33 0.03 0.05 0.01 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 1.27 0.09 0.19 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-10554) 05/03/26 _x86_64_ (2 CPU) 01:48:42 LINUX RESTART (2 CPU) 01:50:25 CPU %user %nice %system %iowait %steal %idle 02:00:15 all 0.35 0.00 0.19 0.01 0.03 99.43 02:00:15 0 0.15 0.00 0.20 0.01 0.03 99.61 02:00:15 1 0.54 0.00 0.19 0.01 0.03 99.24 02:10:01 all 0.28 0.00 0.12 0.01 0.03 99.56 02:10:01 0 0.34 0.00 0.09 0.00 0.02 99.54 02:10:01 1 0.22 0.00 0.14 0.02 0.03 99.59 02:20:25 all 0.23 0.00 0.08 0.01 0.03 99.66 02:20:25 0 0.42 0.00 0.06 0.01 0.02 99.49 02:20:25 1 0.04 0.00 0.09 0.01 0.04 99.82 02:30:25 all 0.26 0.00 0.17 0.02 0.03 99.52 02:30:25 0 0.24 0.00 0.16 0.02 0.03 99.55 02:30:25 1 0.27 0.00 0.18 0.03 0.03 99.50 Average: all 0.28 0.00 0.14 0.01 0.03 99.54 Average: 0 0.29 0.00 0.13 0.01 0.02 99.55 Average: 1 0.26 0.00 0.15 0.02 0.03 99.54