---> uname -a: Linux prd-queue-disttest-2c-1g-4142 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: 5599.94 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 712 5497 4 2015 7229 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:0c:04:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.75/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82570sec preferred_lft 82570sec inet6 fe80::f816:3eff:fe0c:4da/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-4142) 04/18/26 _x86_64_ (2 CPU) 01:48:43 LINUX RESTART (2 CPU) 01:50:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:02 1.78 0.03 1.73 0.02 1.30 237.54 0.39 02:10:01 1.38 0.01 1.37 0.00 0.05 15.89 0.12 02:20:02 1.32 0.00 1.32 0.00 0.01 15.34 0.00 02:30:02 2.14 0.32 1.79 0.03 39.03 77.04 0.56 02:40:01 1.33 0.00 1.33 0.00 0.00 15.43 0.00 02:50:02 14.31 0.00 1.45 12.86 0.15 16.70 107587.92 Average: 3.73 0.06 1.50 2.17 6.80 61.68 18097.10 01:50:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:02 5749280 7471428 319220 3.93 61712 1840840 535588 5.83 465912 1619384 324 02:10:01 5749280 7471916 318572 3.92 61864 1841172 535588 5.83 465980 1619872 168 02:20:02 5749280 7472392 318084 3.91 62016 1841496 535736 5.84 466028 1620348 216 02:30:02 5719900 7471764 318196 3.91 62308 1869656 735104 8.01 483060 1637736 188 02:40:01 5727460 7479796 310124 3.81 62444 1869984 735136 8.01 483208 1638200 128 02:50:02 5727208 7480208 309712 3.81 62604 1870484 735136 8.01 483388 1638696 276 Average: 5737068 7474584 315651 3.88 62158 1855605 635381 6.92 474596 1629039 217 01:50:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:02 ens3 3.43 0.23 0.64 0.19 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.04 0.03 0.09 0.01 0.00 0.00 0.00 0.00 02:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 0.40 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:02 ens3 0.57 0.21 3.11 0.05 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.52 0.08 0.13 0.06 0.00 0.00 0.00 0.00 02:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:02 ens3 0.29 0.07 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 1.03 0.11 0.69 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-4142) 04/18/26 _x86_64_ (2 CPU) 01:48:43 LINUX RESTART (2 CPU) 01:50:29 CPU %user %nice %system %iowait %steal %idle 02:00:02 all 0.26 0.00 0.17 0.01 0.03 99.52 02:00:02 0 0.09 0.00 0.17 0.02 0.04 99.68 02:00:02 1 0.44 0.00 0.18 0.01 0.03 99.35 02:10:01 all 0.23 0.00 0.07 0.01 0.03 99.66 02:10:01 0 0.07 0.00 0.10 0.01 0.03 99.79 02:10:01 1 0.40 0.00 0.05 0.01 0.02 99.53 02:20:02 all 0.21 0.00 0.07 0.23 0.03 99.47 02:20:02 0 0.14 0.00 0.07 0.45 0.03 99.31 02:20:02 1 0.27 0.00 0.06 0.01 0.02 99.63 02:30:02 all 0.38 0.00 0.21 0.19 0.02 99.19 02:30:02 0 0.39 0.00 0.21 0.28 0.02 99.10 02:30:02 1 0.38 0.00 0.22 0.11 0.03 99.28 02:40:01 all 0.25 0.00 0.07 0.01 0.02 99.65 02:40:01 0 0.07 0.00 0.09 0.00 0.03 99.81 02:40:01 1 0.42 0.00 0.06 0.01 0.02 99.49 02:50:02 all 0.26 0.00 0.08 1.18 0.02 98.46 02:50:02 0 0.17 0.00 0.09 1.32 0.03 98.40 02:50:02 1 0.34 0.00 0.07 1.05 0.02 98.52 Average: all 0.27 0.00 0.11 0.27 0.03 99.32 Average: 0 0.16 0.00 0.12 0.35 0.03 99.35 Average: 1 0.38 0.00 0.10 0.20 0.02 99.30