---> uname -a: Linux prd-queue-disttest-2c-1g-1897 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: 5600.00 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 702 5508 4 2015 7239 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:98:91:be brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.108/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82564sec preferred_lft 82564sec inet6 fe80::f816:3eff:fe98:91be/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-1897) 04/11/26 _x86_64_ (2 CPU) 01:38:39 LINUX RESTART (2 CPU) 01:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:03 2.31 0.02 2.23 0.06 1.24 719.64 3.79 02:00:03 14.41 0.01 1.50 12.90 0.20 18.93 107837.10 02:10:03 1.10 0.00 1.10 0.00 0.00 13.48 0.12 02:20:03 1.20 0.00 1.19 0.02 0.01 14.24 1.20 02:30:03 1.94 0.32 1.57 0.05 40.08 74.81 1.68 02:40:03 1.17 0.00 1.16 0.02 0.00 14.21 1.20 Average: 3.69 0.06 1.46 2.17 6.92 142.72 17969.44 01:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:03 5775868 7497568 293096 3.60 61664 1840488 529208 5.76 459960 1618860 212 02:00:03 5780056 7502320 288184 3.54 61848 1840864 529208 5.76 459844 1619392 260 02:10:03 5786888 7509644 280864 3.45 62016 1841188 529408 5.77 459900 1619884 252 02:20:03 5794476 7517720 272788 3.35 62176 1841516 529408 5.77 459904 1620372 184 02:30:03 5744032 7496268 293864 3.61 62500 1869888 529408 5.77 471444 1637692 236 02:40:03 5743808 7496660 293480 3.61 62664 1870340 529408 5.77 471640 1638180 212 Average: 5770855 7503363 287046 3.53 62145 1850714 529341 5.77 463782 1625730 226 01:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:03 ens3 2.38 0.20 0.44 0.16 0.00 0.00 0.00 0.00 02:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:03 ens3 1.39 0.05 0.19 0.03 0.00 0.00 0.00 0.00 02:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:03 ens3 0.45 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:03 ens3 0.26 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:30:03 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:03 ens3 0.52 0.25 3.10 0.05 0.00 0.00 0.00 0.00 02:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:03 ens3 0.40 0.09 0.11 0.06 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 0.90 0.11 0.66 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-1897) 04/11/26 _x86_64_ (2 CPU) 01:38:39 LINUX RESTART (2 CPU) 01:40:02 CPU %user %nice %system %iowait %steal %idle 01:50:03 all 0.26 0.00 0.11 0.02 0.03 99.57 01:50:03 0 0.13 0.00 0.09 0.01 0.03 99.73 01:50:03 1 0.38 0.00 0.14 0.03 0.03 99.42 02:00:03 all 0.26 0.00 0.19 0.03 0.04 99.49 02:00:03 0 0.29 0.00 0.18 0.00 0.04 99.50 02:00:03 1 0.23 0.00 0.21 0.05 0.04 99.48 02:10:03 all 0.22 0.00 0.07 0.01 0.03 99.68 02:10:03 0 0.39 0.00 0.04 0.01 0.02 99.54 02:10:03 1 0.05 0.00 0.09 0.01 0.04 99.82 02:20:03 all 0.22 0.00 0.07 0.01 0.03 99.68 02:20:03 0 0.38 0.00 0.05 0.00 0.02 99.55 02:20:03 1 0.05 0.00 0.10 0.01 0.03 99.81 02:30:03 all 0.37 0.00 0.20 0.02 0.03 99.38 02:30:03 0 0.53 0.00 0.21 0.03 0.02 99.21 02:30:03 1 0.21 0.00 0.19 0.01 0.03 99.56 02:40:03 all 0.25 0.00 0.07 0.01 0.03 99.65 02:40:03 0 0.19 0.00 0.07 0.01 0.03 99.71 02:40:03 1 0.31 0.00 0.07 0.00 0.03 99.59 Average: all 0.26 0.00 0.12 0.01 0.03 99.58 Average: 0 0.32 0.00 0.11 0.01 0.03 99.54 Average: 1 0.20 0.00 0.13 0.02 0.03 99.61