---> uname -a: Linux prd-queue-disttest-2c-1g-2221 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 689 5520 4 2015 7252 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:2d:a0:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.178/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82368sec preferred_lft 82368sec inet6 fe80::f816:3eff:fe2d:a00a/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-2221) 04/12/26 _x86_64_ (2 CPU) 02:59:19 LINUX RESTART (2 CPU) 03:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:10:29 5.71 0.07 5.34 0.29 6.69 1290.78 6.61 03:20:15 2.00 0.34 1.64 0.02 41.09 75.73 0.37 03:30:30 1.44 0.00 1.42 0.02 0.00 17.36 0.27 03:40:31 14.12 0.00 1.25 12.87 0.15 14.99 107608.67 03:50:25 1.14 0.00 1.14 0.00 0.00 13.68 0.00 04:00:32 1.46 0.00 1.44 0.02 0.00 17.77 0.28 Average: 4.32 0.07 2.05 2.20 7.82 242.13 17874.34 03:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:29 5779208 7501308 289764 3.56 61684 1840656 529460 5.77 466156 1618888 208 03:20:15 5743348 7494396 296056 3.64 62016 1868992 529528 5.77 477620 1636184 132 03:30:30 5747208 7498804 291632 3.59 62176 1869348 531196 5.79 478996 1636700 168 03:40:31 5746960 7499084 291300 3.58 62316 1869724 529640 5.77 477888 1637188 132 03:50:25 5755628 7508176 282140 3.47 62440 1870052 529728 5.77 477896 1637608 256 04:00:32 5755532 7508728 281592 3.46 62584 1870504 529748 5.77 478068 1638108 168 Average: 5754647 7501749 288747 3.55 62203 1864879 529883 5.77 476104 1634113 177 03:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:29 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 03:10:29 ens3 6.15 2.94 61.78 0.50 0.00 0.00 0.00 0.00 03:20:15 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:20:15 ens3 1.71 0.21 3.25 0.03 0.00 0.00 0.00 0.00 03:30:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:30 ens3 0.66 0.09 0.13 0.06 0.00 0.00 0.00 0.00 03:40:31 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:31 ens3 0.52 0.07 0.10 0.04 0.00 0.00 0.00 0.00 03:50:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:25 ens3 0.31 0.03 0.05 0.01 0.00 0.00 0.00 0.00 04:00:32 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:32 ens3 0.31 0.07 0.07 0.03 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.62 0.58 11.08 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-2221) 04/12/26 _x86_64_ (2 CPU) 02:59:19 LINUX RESTART (2 CPU) 03:00:14 CPU %user %nice %system %iowait %steal %idle 03:10:29 all 1.40 0.00 0.36 0.19 0.04 98.01 03:10:29 0 0.60 0.00 0.27 0.28 0.04 98.82 03:10:29 1 2.20 0.00 0.44 0.11 0.05 97.19 03:20:15 all 0.38 0.00 0.12 0.02 0.04 99.44 03:20:15 0 0.33 0.00 0.13 0.02 0.04 99.48 03:20:15 1 0.43 0.00 0.10 0.03 0.03 99.40 03:30:30 all 0.24 0.00 0.16 0.01 0.04 99.56 03:30:30 0 0.23 0.00 0.17 0.00 0.04 99.56 03:30:30 1 0.26 0.00 0.14 0.01 0.04 99.55 03:40:31 all 0.22 0.00 0.09 0.03 0.04 99.63 03:40:31 0 0.05 0.00 0.11 0.05 0.05 99.75 03:40:31 1 0.39 0.00 0.07 0.01 0.03 99.51 03:50:25 all 0.21 0.00 0.07 0.01 0.04 99.68 03:50:25 0 0.04 0.00 0.08 0.01 0.05 99.82 03:50:25 1 0.37 0.00 0.05 0.01 0.02 99.54 04:00:32 all 0.26 0.00 0.15 0.01 0.04 99.54 04:00:32 0 0.28 0.00 0.16 0.02 0.05 99.50 04:00:32 1 0.24 0.00 0.15 0.00 0.04 99.57 Average: all 0.45 0.00 0.16 0.05 0.04 99.30 Average: 0 0.26 0.00 0.15 0.06 0.04 99.49 Average: 1 0.65 0.00 0.16 0.03 0.03 99.12