---> uname -a: Linux prd-queue-disttest-2c-1g-15413 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 697 5505 4 2023 7244 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:f8:df:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.219/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80976sec preferred_lft 80976sec inet6 fe80::f816:3eff:fef8:df60/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-15413) 05/15/26 _x86_64_ (2 CPU) 05:39:07 LINUX RESTART (2 CPU) 05:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:50:01 4.33 0.07 4.08 0.18 6.74 1136.42 4.94 06:00:01 1.42 0.01 1.38 0.03 0.05 17.66 0.84 06:10:01 1.80 0.26 1.51 0.03 32.03 74.00 1.31 06:20:01 1.24 0.00 1.23 0.00 0.01 15.09 0.12 06:30:01 1.42 0.01 1.39 0.02 0.09 17.61 0.23 06:40:01 14.17 0.00 1.27 12.89 0.15 15.55 107757.89 06:50:01 1.20 0.00 1.20 0.00 0.00 14.80 0.00 07:00:01 1.38 0.00 1.36 0.02 0.00 17.31 0.23 Average: 3.37 0.04 1.68 1.65 4.88 162.31 13486.93 05:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:50:01 5761508 7488644 301988 3.71 61608 1845704 524516 5.71 466296 1624364 132 06:00:01 5759956 7487644 302896 3.72 61820 1846036 524516 5.71 466124 1624908 120 06:10:01 5733844 7488376 301892 3.71 62136 1872300 524652 5.71 475368 1642412 240 06:20:01 5733352 7488356 301900 3.71 62284 1872616 524780 5.72 475388 1642876 124 06:30:01 5745540 7501076 289116 3.56 62420 1872984 524784 5.72 475424 1643380 160 06:40:01 5753380 7509556 280376 3.45 62552 1873484 524784 5.72 475768 1643856 136 06:50:01 5755736 7512396 277528 3.41 62704 1873808 524848 5.72 475668 1644332 136 07:00:01 5742292 7499444 290464 3.57 62856 1874136 524840 5.72 475688 1644812 128 Average: 5748201 7496936 293270 3.61 62298 1866384 524715 5.72 473216 1638868 147 05:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:50:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:50:01 ens3 4.32 1.49 41.62 0.35 0.00 0.00 0.00 0.00 06:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:01 ens3 1.16 0.06 0.17 0.03 0.00 0.00 0.00 0.00 06:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 06:10:01 ens3 0.79 0.31 3.21 0.09 0.00 0.00 0.00 0.00 06:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:20:01 ens3 0.20 0.04 0.04 0.01 0.00 0.00 0.00 0.00 06:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:30:01 ens3 0.27 0.05 0.07 0.03 0.00 0.00 0.00 0.00 06:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:40:01 ens3 0.48 0.09 0.12 0.06 0.00 0.00 0.00 0.00 06:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:50:01 ens3 0.29 0.07 0.08 0.04 0.00 0.00 0.00 0.00 07:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:00:01 ens3 0.21 0.06 0.07 0.03 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 0.96 0.27 5.63 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-15413) 05/15/26 _x86_64_ (2 CPU) 05:39:07 LINUX RESTART (2 CPU) 05:40:07 CPU %user %nice %system %iowait %steal %idle 05:50:01 all 0.90 0.00 0.30 0.04 0.03 98.73 05:50:01 0 0.57 0.00 0.21 0.03 0.03 99.16 05:50:01 1 1.24 0.00 0.39 0.05 0.03 98.30 06:00:01 all 0.27 0.00 0.17 0.01 0.02 99.53 06:00:01 0 0.27 0.00 0.18 0.01 0.02 99.53 06:00:01 1 0.27 0.00 0.17 0.01 0.02 99.53 06:10:01 all 0.37 0.00 0.11 0.24 0.02 99.26 06:10:01 0 0.31 0.00 0.13 0.23 0.02 99.30 06:10:01 1 0.43 0.00 0.08 0.25 0.02 99.22 06:20:01 all 0.23 0.00 0.07 0.01 0.02 99.67 06:20:01 0 0.36 0.00 0.07 0.01 0.02 99.54 06:20:01 1 0.10 0.00 0.07 0.00 0.03 99.80 06:30:01 all 0.24 0.00 0.15 0.01 0.02 99.57 06:30:01 0 0.19 0.00 0.16 0.02 0.02 99.61 06:30:01 1 0.29 0.00 0.15 0.01 0.02 99.54 06:40:01 all 0.20 0.00 0.09 0.03 0.02 99.66 06:40:01 0 0.34 0.00 0.10 0.06 0.02 99.49 06:40:01 1 0.06 0.00 0.09 0.00 0.03 99.82 06:50:01 all 0.23 0.00 0.07 0.01 0.02 99.67 06:50:01 0 0.33 0.00 0.05 0.01 0.02 99.59 06:50:01 1 0.13 0.00 0.09 0.01 0.03 99.74 07:00:01 all 0.26 0.00 0.15 0.01 0.03 99.55 07:00:01 0 0.33 0.00 0.17 0.01 0.03 99.47 07:00:01 1 0.19 0.00 0.14 0.01 0.03 99.64 Average: all 0.34 0.00 0.14 0.04 0.02 99.46 Average: 0 0.34 0.00 0.13 0.05 0.02 99.46 Average: 1 0.34 0.00 0.15 0.04 0.03 99.45