---> uname -a: Linux prd-queue-disttest-2c-1g-22377 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 714 5429 4 2085 7227 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:19:15:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.160/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82633sec preferred_lft 82633sec inet6 fe80::f816:3eff:fe19:15df/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-22377) 06/02/26 _x86_64_ (2 CPU) 00:33:12 LINUX RESTART (2 CPU) 00:40:48 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:48 1.35 0.01 1.34 0.00 0.05 16.01 0.24 01:00:00 1.55 0.00 1.53 0.02 0.00 18.88 0.25 01:10:01 1.36 0.00 1.36 0.00 0.00 15.69 0.12 01:20:00 14.38 0.01 1.44 12.94 0.16 16.87 107801.26 01:30:02 2.12 0.26 1.84 0.03 31.91 77.88 0.50 Average: 4.19 0.05 1.50 2.63 6.55 29.28 21851.84 00:40:48 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:48 5712980 7509752 277244 3.41 63132 1910616 562040 6.12 475780 1690104 120 01:00:00 5698408 7495636 291240 3.58 63272 1910916 562156 6.12 476996 1690544 124 01:10:01 5694712 7492412 294452 3.62 63416 1911248 562280 6.12 478928 1691016 180 01:20:00 5694460 7492696 294160 3.62 63588 1911612 562280 6.12 480816 1691528 124 01:30:02 5638728 7463948 322588 3.97 63872 1938036 562280 6.12 491192 1709032 188 Average: 5687858 7490889 295937 3.64 63456 1916486 562207 6.12 480742 1694445 147 00:40:48 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:48 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:48 ens3 2.94 0.10 0.42 0.08 0.00 0.00 0.00 0.00 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 0.62 0.06 0.09 0.04 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.71 0.09 4.92 0.06 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.52 0.08 0.12 0.05 0.00 0.00 0.00 0.00 01:30:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:02 ens3 0.65 0.23 3.15 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 1.10 0.12 1.77 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-22377) 06/02/26 _x86_64_ (2 CPU) 00:33:12 LINUX RESTART (2 CPU) 00:40:48 CPU %user %nice %system %iowait %steal %idle 00:50:48 all 0.27 0.00 0.08 0.01 0.02 99.62 00:50:48 0 0.19 0.00 0.08 0.00 0.03 99.71 00:50:48 1 0.35 0.00 0.08 0.01 0.02 99.54 01:00:00 all 0.28 0.00 0.16 0.01 0.02 99.53 01:00:00 0 0.22 0.00 0.15 0.01 0.02 99.60 01:00:00 1 0.33 0.00 0.17 0.00 0.02 99.47 01:10:01 all 0.23 0.00 0.08 0.01 0.03 99.66 01:10:01 0 0.40 0.00 0.05 0.01 0.02 99.52 01:10:01 1 0.06 0.00 0.10 0.01 0.03 99.79 01:20:00 all 0.20 0.00 0.08 0.03 0.03 99.66 01:20:00 0 0.21 0.00 0.08 0.04 0.03 99.64 01:20:00 1 0.20 0.00 0.08 0.02 0.03 99.67 01:30:02 all 0.38 0.00 0.19 0.02 0.03 99.38 01:30:02 0 0.51 0.00 0.19 0.02 0.03 99.25 01:30:02 1 0.26 0.00 0.19 0.01 0.03 99.51 Average: all 0.27 0.00 0.12 0.01 0.03 99.57 Average: 0 0.31 0.00 0.11 0.02 0.03 99.54 Average: 1 0.24 0.00 0.12 0.01 0.03 99.60