---> uname -a: Linux prd-queue-disttest-2c-1g-53678 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 688 5523 4 2013 7253 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:98:9d:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82298sec preferred_lft 82298sec inet6 fe80::f816:3eff:fe98:9d6c/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-53678) 03/28/26 _x86_64_ (2 CPU) 02:54:19 LINUX RESTART (2 CPU) 03:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:10:05 1.25 0.01 1.24 0.00 0.05 15.50 0.24 03:20:06 1.19 0.00 1.18 0.00 0.01 14.45 0.00 03:30:06 1.53 0.00 1.50 0.03 0.00 18.85 0.83 03:40:06 1.80 0.32 1.45 0.03 39.03 65.48 1.40 03:50:01 1.28 0.01 1.25 0.02 1.06 22.75 0.40 04:00:06 1.47 0.00 1.44 0.03 0.00 18.43 0.49 Average: 1.42 0.06 1.35 0.02 6.69 25.90 0.56 03:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:05 5788100 7508892 281796 3.47 61732 1839420 536536 5.84 466028 1617684 224 03:20:06 5786992 7508256 282432 3.47 61872 1839752 536748 5.85 466088 1618156 188 03:30:06 5777384 7499160 291472 3.58 62036 1840084 536672 5.85 466060 1618652 124 03:40:06 5592980 7343272 446876 5.49 62340 1867984 734148 8.00 613888 1635792 2172 03:50:01 5745884 7497120 293104 3.60 62516 1868748 536732 5.85 477696 1636304 240 04:00:06 5746652 7498416 291800 3.59 62696 1869088 536812 5.85 477872 1636812 184 Average: 5739665 7475853 314580 3.87 62199 1854179 569608 6.20 494605 1627233 522 03:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:05 ens3 3.48 0.17 0.54 0.14 0.00 0.00 0.00 0.00 03:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:06 ens3 0.89 0.04 0.09 0.01 0.00 0.00 0.00 0.00 03:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:06 ens3 1.39 0.09 6.52 0.05 0.00 0.00 0.00 0.00 03:40:06 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:40:06 ens3 0.84 0.32 3.18 0.12 0.00 0.00 0.00 0.00 03:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 1.01 0.06 0.12 0.03 0.00 0.00 0.00 0.00 04:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:06 ens3 0.25 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 1.31 0.12 1.75 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-53678) 03/28/26 _x86_64_ (2 CPU) 02:54:19 LINUX RESTART (2 CPU) 03:00:06 CPU %user %nice %system %iowait %steal %idle 03:10:05 all 0.26 0.00 0.08 0.01 0.02 99.63 03:10:05 0 0.07 0.00 0.08 0.01 0.03 99.81 03:10:05 1 0.46 0.00 0.07 0.01 0.02 99.45 03:20:06 all 0.20 0.00 0.07 0.01 0.02 99.70 03:20:06 0 0.07 0.00 0.09 0.01 0.03 99.80 03:20:06 1 0.33 0.00 0.05 0.01 0.01 99.60 03:30:06 all 0.25 0.00 0.16 0.01 0.02 99.55 03:30:06 0 0.07 0.00 0.19 0.00 0.03 99.71 03:30:06 1 0.42 0.00 0.14 0.03 0.02 99.39 03:40:06 all 0.33 0.00 0.10 0.02 0.02 99.52 03:40:06 0 0.34 0.00 0.12 0.02 0.02 99.51 03:40:06 1 0.32 0.00 0.09 0.02 0.02 99.54 03:50:01 all 0.25 0.00 0.07 0.01 0.02 99.65 03:50:01 0 0.04 0.00 0.07 0.01 0.03 99.84 03:50:01 1 0.45 0.00 0.06 0.00 0.02 99.47 04:00:06 all 0.25 0.00 0.16 0.01 0.02 99.56 04:00:06 0 0.07 0.00 0.19 0.00 0.03 99.71 04:00:06 1 0.44 0.00 0.13 0.01 0.01 99.41 Average: all 0.26 0.00 0.11 0.01 0.02 99.60 Average: 0 0.11 0.00 0.12 0.01 0.03 99.73 Average: 1 0.40 0.00 0.09 0.01 0.02 99.48