---> uname -a: Linux prd-queue-disttest-2c-1g-4967 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 5507 4 2016 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:a2:b5:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.209/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82203sec preferred_lft 82203sec inet6 fe80::f816:3eff:fea2:b547/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-4967) 04/21/26 _x86_64_ (2 CPU) 00:33:41 LINUX RESTART (2 CPU) 00:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:15 13.93 0.01 1.25 12.67 0.20 15.10 106003.51 01:00:15 1.45 0.01 1.42 0.02 0.60 17.44 0.27 01:10:05 1.08 0.00 1.07 0.01 0.00 12.82 0.61 01:20:15 1.82 0.31 1.47 0.03 38.38 72.11 1.38 01:30:15 1.59 0.00 1.56 0.03 0.00 18.49 1.43 01:40:15 1.38 0.00 1.37 0.01 0.00 15.81 0.84 Average: 3.57 0.06 1.36 2.16 6.62 25.44 17922.22 00:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:15 5781212 7503752 286936 3.53 61736 1841052 526068 5.73 470028 1619724 192 01:00:15 5773776 7497024 293600 3.61 61908 1841564 526144 5.73 470212 1620288 132 01:10:05 5772828 7496556 294060 3.62 62068 1841892 526284 5.73 470128 1620768 268 01:20:15 5748284 7500812 289256 3.56 62388 1870072 725884 7.91 487360 1638208 176 01:30:15 5751204 7504408 285540 3.51 62564 1870532 725880 7.91 487432 1638720 180 01:40:15 5750148 7503860 286072 3.52 62740 1870864 725880 7.91 487500 1639220 156 Average: 5762909 7501069 289244 3.56 62234 1855996 626023 6.82 478777 1629488 184 00:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:15 ens3 0.97 0.16 0.25 0.13 0.00 0.00 0.00 0.00 01:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:15 ens3 0.96 0.16 0.24 0.11 0.00 0.00 0.00 0.00 01:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:05 ens3 0.80 0.05 1.97 0.03 0.00 0.00 0.00 0.00 01:20:15 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:15 ens3 0.60 0.24 3.13 0.07 0.00 0.00 0.00 0.00 01:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:15 ens3 0.25 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:15 ens3 0.28 0.06 0.08 0.04 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 0.64 0.12 0.96 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-4967) 04/21/26 _x86_64_ (2 CPU) 00:33:41 LINUX RESTART (2 CPU) 00:40:05 CPU %user %nice %system %iowait %steal %idle 00:50:15 all 0.22 0.00 0.10 0.03 0.02 99.62 00:50:15 0 0.24 0.00 0.11 0.05 0.02 99.58 00:50:15 1 0.21 0.00 0.10 0.01 0.02 99.66 01:00:15 all 0.30 0.00 0.15 0.01 0.02 99.52 01:00:15 0 0.50 0.00 0.13 0.01 0.01 99.35 01:00:15 1 0.10 0.00 0.17 0.01 0.03 99.69 01:10:05 all 0.23 0.00 0.08 0.01 0.02 99.66 01:10:05 0 0.23 0.00 0.07 0.00 0.02 99.67 01:10:05 1 0.22 0.00 0.08 0.01 0.03 99.66 01:20:15 all 0.39 0.00 0.10 0.02 0.03 99.46 01:20:15 0 0.44 0.00 0.09 0.02 0.02 99.42 01:20:15 1 0.34 0.00 0.11 0.01 0.03 99.51 01:30:15 all 0.24 0.00 0.14 0.02 0.03 99.57 01:30:15 0 0.25 0.00 0.14 0.04 0.03 99.55 01:30:15 1 0.22 0.00 0.15 0.00 0.04 99.59 01:40:15 all 0.26 0.00 0.07 0.01 0.03 99.64 01:40:15 0 0.04 0.00 0.08 0.02 0.03 99.83 01:40:15 1 0.48 0.00 0.05 0.00 0.02 99.45 Average: all 0.27 0.00 0.11 0.02 0.02 99.58 Average: 0 0.28 0.00 0.11 0.02 0.02 99.57 Average: 1 0.26 0.00 0.11 0.01 0.03 99.59