---> uname -a: Linux prd-queue-disttest-2c-1g-28777 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 692 5444 4 2092 7249 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:14:32:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.85/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82571sec preferred_lft 82571sec inet6 fe80::f816:3eff:fe14:32f5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-28777) 06/20/26 _x86_64_ (2 CPU) 04:59:06 LINUX RESTART (2 CPU) 05:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:10:18 5.67 0.07 5.33 0.27 6.51 1436.15 4.02 05:20:01 1.21 0.01 1.20 0.00 0.07 14.41 0.12 05:30:28 1.98 0.24 1.71 0.03 29.67 74.77 0.41 05:40:38 1.30 0.00 1.27 0.02 1.04 15.44 1.26 05:50:02 1.18 0.00 1.16 0.02 0.00 14.32 1.28 06:00:28 1.51 0.00 1.48 0.03 0.00 18.51 1.10 Average: 2.16 0.06 2.04 0.06 6.42 266.03 1.37 05:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:10:18 5716164 7523328 262900 3.23 63464 1920256 529604 5.77 459964 1700040 136 05:20:01 5714400 7522028 264032 3.25 63624 1920560 529676 5.77 459996 1700504 172 05:30:28 5650772 7485220 300400 3.69 63928 1946836 726872 7.92 474280 1718320 172 05:40:38 5650520 7485772 299844 3.69 64116 1947484 529832 5.77 469184 1718804 216 05:50:02 5650520 7486264 299392 3.68 64272 1947776 529832 5.77 469132 1719292 124 06:00:28 5652296 7488728 296928 3.65 64452 1948268 529832 5.77 469336 1719836 136 Average: 5672445 7498557 287249 3.53 63976 1938530 562608 6.13 466982 1712799 159 05:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:10:18 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 05:10:18 ens3 7.67 4.00 65.27 0.64 0.00 0.00 0.00 0.00 05:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:01 ens3 1.87 0.09 0.27 0.06 0.00 0.00 0.00 0.00 05:30:28 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:30:28 ens3 1.18 0.50 3.13 0.09 0.00 0.00 0.00 0.00 05:40:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:38 ens3 0.34 0.06 0.09 0.03 0.00 0.00 0.00 0.00 05:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:02 ens3 0.50 0.05 0.90 0.02 0.00 0.00 0.00 0.00 06:00:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:28 ens3 0.25 0.05 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 1.98 0.80 11.79 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-28777) 06/20/26 _x86_64_ (2 CPU) 04:59:06 LINUX RESTART (2 CPU) 05:00:05 CPU %user %nice %system %iowait %steal %idle 05:10:18 all 1.64 0.00 0.29 0.21 0.05 97.81 05:10:18 0 0.82 0.00 0.23 0.33 0.03 98.60 05:10:18 1 2.46 0.00 0.35 0.10 0.08 97.01 05:20:01 all 0.22 0.00 0.08 0.31 0.07 99.32 05:20:01 0 0.38 0.00 0.06 0.61 0.02 98.94 05:20:01 1 0.07 0.00 0.10 0.00 0.11 99.71 05:30:28 all 0.36 0.00 0.19 0.02 0.02 99.42 05:30:28 0 0.48 0.00 0.19 0.03 0.02 99.27 05:30:28 1 0.23 0.00 0.19 0.01 0.02 99.56 05:40:38 all 0.23 0.00 0.07 0.01 0.02 99.68 05:40:38 0 0.05 0.00 0.09 0.01 0.03 99.83 05:40:38 1 0.41 0.00 0.05 0.00 0.02 99.53 05:50:02 all 0.22 0.00 0.07 0.01 0.02 99.68 05:50:02 0 0.05 0.00 0.09 0.01 0.03 99.83 05:50:02 1 0.40 0.00 0.05 0.00 0.01 99.54 06:00:28 all 0.26 0.00 0.14 0.01 0.02 99.58 06:00:28 0 0.06 0.00 0.16 0.01 0.03 99.74 06:00:28 1 0.45 0.00 0.12 0.00 0.02 99.41 Average: all 0.49 0.00 0.14 0.09 0.03 99.24 Average: 0 0.31 0.00 0.14 0.16 0.02 99.36 Average: 1 0.68 0.00 0.14 0.02 0.04 99.12