---> uname -a: Linux prd-queue-disttest-2c-1g-6328 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 707 5512 4 2006 7234 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:a4:75:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.44/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81093sec preferred_lft 81093sec inet6 fe80::f816:3eff:fea4:75ed/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-6328) 03/20/26 _x86_64_ (2 CPU) 07:04:26 LINUX RESTART (2 CPU) 07:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:30 1.93 0.32 1.58 0.03 37.92 71.28 1.14 07:30:01 1.57 0.00 1.53 0.03 0.00 18.54 1.26 07:40:11 1.39 0.00 1.38 0.02 0.00 15.99 1.18 07:50:11 1.37 0.00 1.36 0.02 0.00 16.17 1.20 08:00:01 1.55 0.00 1.52 0.03 0.00 18.55 1.45 08:10:01 1.33 0.00 1.32 0.01 0.00 15.95 0.96 08:20:11 1.42 0.00 1.42 0.00 0.00 16.80 0.00 08:30:01 1.56 0.00 1.54 0.02 0.00 18.59 0.23 Average: 1.51 0.04 1.45 0.02 4.90 24.19 0.93 07:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:30 5731568 7471448 319124 3.92 61872 1858188 718380 7.82 484448 1626552 168 07:30:01 5758120 7498524 291848 3.59 62048 1858476 718444 7.83 484780 1627048 128 07:40:11 5759212 7500128 290316 3.57 62216 1858812 718572 7.83 484580 1627552 136 07:50:11 5758736 7500160 290268 3.57 62392 1859136 718580 7.83 484600 1628052 132 08:00:01 5760796 7502824 287512 3.54 62576 1859532 718576 7.83 484584 1628568 296 08:10:01 5772952 7515488 274908 3.38 62760 1859852 718640 7.83 484852 1629072 256 08:20:11 5770724 7513872 276516 3.40 62912 1860308 718660 7.83 484976 1629552 132 08:30:01 5757972 7501704 288572 3.55 63028 1860768 719356 7.84 485308 1630000 128 Average: 5758760 7500518 289883 3.56 62476 1859384 718651 7.83 484766 1628300 172 07:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:30 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 07:20:30 ens3 3.06 0.44 3.46 0.24 0.00 0.00 0.00 0.00 07:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:30:01 ens3 0.83 0.20 0.24 0.15 0.00 0.00 0.00 0.00 07:40:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:40:11 ens3 0.46 0.07 0.09 0.04 0.00 0.00 0.00 0.00 07:50:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:50:11 ens3 0.26 0.02 0.05 0.01 0.00 0.00 0.00 0.00 08:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 08:00:01 ens3 0.28 0.08 0.10 0.06 0.00 0.00 0.00 0.00 08:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 08:10:01 ens3 0.38 0.09 0.28 0.06 0.00 0.00 0.00 0.00 08:20:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 08:20:11 ens3 0.32 0.08 0.10 0.05 0.00 0.00 0.00 0.00 08:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 08:30:01 ens3 0.24 0.04 0.06 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 0.74 0.13 0.56 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-6328) 03/20/26 _x86_64_ (2 CPU) 07:04:26 LINUX RESTART (2 CPU) 07:10:11 CPU %user %nice %system %iowait %steal %idle 07:20:30 all 0.40 0.00 0.14 0.38 0.02 99.06 07:20:30 0 0.42 0.00 0.16 0.47 0.02 98.93 07:20:30 1 0.38 0.00 0.11 0.29 0.02 99.20 07:30:01 all 0.30 0.00 0.18 0.04 0.02 99.45 07:30:01 0 0.46 0.00 0.16 0.02 0.02 99.34 07:30:01 1 0.14 0.00 0.21 0.06 0.03 99.57 07:40:11 all 0.27 0.00 0.09 0.02 0.02 99.59 07:40:11 0 0.43 0.00 0.06 0.00 0.01 99.49 07:40:11 1 0.12 0.00 0.12 0.05 0.03 99.68 07:50:11 all 0.22 0.00 0.09 0.01 0.02 99.66 07:50:11 0 0.38 0.00 0.07 0.01 0.02 99.52 07:50:11 1 0.06 0.00 0.10 0.01 0.03 99.80 08:00:01 all 0.28 0.00 0.16 0.01 0.02 99.53 08:00:01 0 0.40 0.00 0.14 0.01 0.02 99.43 08:00:01 1 0.15 0.00 0.18 0.01 0.03 99.63 08:10:01 all 0.27 0.00 0.07 0.01 0.03 99.62 08:10:01 0 0.06 0.00 0.09 0.02 0.03 99.80 08:10:01 1 0.48 0.00 0.05 0.00 0.02 99.44 08:20:11 all 0.22 0.00 0.08 0.02 0.03 99.66 08:20:11 0 0.30 0.00 0.08 0.00 0.02 99.58 08:20:11 1 0.13 0.00 0.07 0.04 0.03 99.73 08:30:01 all 0.28 0.00 0.15 0.01 0.03 99.53 08:30:01 0 0.48 0.00 0.14 0.00 0.02 99.36 08:30:01 1 0.07 0.00 0.17 0.01 0.04 99.71 Average: all 0.28 0.00 0.12 0.07 0.02 99.51 Average: 0 0.37 0.00 0.11 0.07 0.02 99.43 Average: 1 0.19 0.00 0.12 0.06 0.03 99.59