---> uname -a: Linux prd-queue-disttest-2c-1g-33560 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 698 5426 4 2103 7242 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:4c:21:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.76/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 76835sec preferred_lft 76835sec inet6 fe80::f816:3eff:fe4c:2142/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-33560) 07/07/26 _x86_64_ (2 CPU) 01:48:53 LINUX RESTART (2 CPU) 01:50:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:11 3.67 0.07 3.41 0.20 6.87 861.89 100.72 02:10:31 14.38 0.25 1.54 12.58 30.18 73.82 104081.36 02:20:31 1.30 0.01 1.27 0.02 1.07 15.15 1.16 02:30:31 1.52 0.00 1.50 0.01 0.00 18.41 0.31 02:40:21 1.41 0.00 1.41 0.00 0.00 16.57 0.00 02:50:31 1.34 0.00 1.34 0.00 0.00 15.83 0.00 03:00:31 1.55 0.00 1.53 0.02 0.00 19.28 0.33 03:10:01 1.49 0.00 1.48 0.01 0.00 18.55 0.11 03:20:21 1.40 0.00 1.40 0.00 0.00 16.35 0.00 03:30:31 1.48 0.00 1.46 0.02 0.00 18.87 0.33 03:40:01 1.35 0.00 1.35 0.00 0.00 16.14 0.00 03:50:31 1.40 0.00 1.40 0.00 0.00 16.90 0.00 04:00:21 1.65 0.00 1.63 0.02 0.00 20.43 0.34 04:10:01 1.37 0.00 1.37 0.00 0.00 16.35 0.00 04:20:31 1.35 0.00 1.35 0.00 0.00 16.32 0.00 Average: 2.47 0.02 1.56 0.89 2.59 75.63 7176.60 01:50:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:11 5686228 7499812 286480 3.52 63448 1926412 527696 5.75 464144 1705864 184 02:10:31 5650692 7491264 294548 3.62 63760 1952904 726932 7.92 478560 1723864 184 02:20:31 5657804 7499196 286588 3.52 63932 1953540 527856 5.75 473376 1724364 184 02:30:31 5655580 7497496 288256 3.54 64096 1953860 527856 5.75 473392 1724856 308 02:40:21 5655580 7497996 287752 3.54 64252 1954200 527880 5.75 473436 1725352 200 02:50:31 5655340 7498352 287388 3.53 64392 1954652 527984 5.75 473664 1725816 124 03:00:31 5656940 7500440 285276 3.51 64548 1954976 527984 5.75 473748 1726288 212 03:10:01 5661980 7505984 279740 3.44 64728 1955296 527984 5.75 473872 1726788 140 03:20:21 5659964 7504468 281260 3.46 64876 1955632 527984 5.75 473808 1727280 124 03:30:31 5659124 7504144 281460 3.46 65052 1955960 527984 5.75 473860 1727776 180 03:40:01 5659124 7504748 280852 3.45 65200 1956412 527984 5.75 473976 1728248 172 03:50:31 5658648 7504760 280848 3.45 65352 1956740 527984 5.75 474028 1728736 124 04:00:21 5661200 7507820 277708 3.41 65516 1957076 527984 5.75 474032 1729228 164 04:10:01 5668760 7515852 269684 3.32 65660 1957392 528124 5.75 474128 1729696 160 04:20:31 5671792 7519488 266040 3.27 65804 1957848 528124 5.75 474072 1730168 192 Average: 5661250 7503455 282259 3.47 64708 1953527 541223 5.89 473473 1725622 177 01:50:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:11 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:00:11 ens3 4.23 1.66 44.58 0.31 0.00 0.00 0.00 0.00 02:10:31 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:31 ens3 2.48 0.45 3.30 0.04 0.00 0.00 0.00 0.00 02:20:31 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:31 ens3 0.48 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:30:31 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:31 ens3 0.30 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:40:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:21 ens3 0.45 0.09 0.11 0.06 0.00 0.00 0.00 0.00 02:50:31 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:31 ens3 0.28 0.04 0.08 0.03 0.00 0.00 0.00 0.00 03:00:31 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:31 ens3 1.18 0.07 8.28 0.05 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.22 0.06 0.06 0.02 0.00 0.00 0.00 0.00 03:20:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:21 ens3 0.14 0.04 0.03 0.01 0.00 0.00 0.00 0.00 03:30:31 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:31 ens3 0.30 0.08 0.10 0.05 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 0.29 0.08 0.08 0.04 0.00 0.00 0.00 0.00 03:50:31 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:31 ens3 0.18 0.04 0.04 0.01 0.00 0.00 0.00 0.00 04:00:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:21 ens3 0.16 0.06 0.05 0.03 0.00 0.00 0.00 0.00 04:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:01 ens3 0.18 0.05 0.04 0.01 0.00 0.00 0.00 0.00 04:20:31 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:31 ens3 0.14 0.04 0.03 0.01 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 0.73 0.18 3.70 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-33560) 07/07/26 _x86_64_ (2 CPU) 01:48:53 LINUX RESTART (2 CPU) 01:50:31 CPU %user %nice %system %iowait %steal %idle 02:00:11 all 1.04 0.00 0.32 0.10 0.02 98.52 02:00:11 0 1.50 0.00 0.40 0.05 0.03 98.03 02:00:11 1 0.59 0.00 0.24 0.15 0.02 99.00 02:10:31 all 0.37 0.00 0.11 0.05 0.02 99.45 02:10:31 0 0.22 0.00 0.13 0.07 0.02 99.56 02:10:31 1 0.52 0.00 0.10 0.03 0.02 99.34 02:20:31 all 0.21 0.00 0.07 0.02 0.02 99.68 02:20:31 0 0.07 0.00 0.08 0.01 0.03 99.82 02:20:31 1 0.35 0.00 0.06 0.04 0.02 99.54 02:30:31 all 0.23 0.00 0.17 0.01 0.02 99.58 02:30:31 0 0.18 0.00 0.18 0.02 0.02 99.61 02:30:31 1 0.28 0.00 0.15 0.01 0.02 99.55 02:40:21 all 0.26 0.00 0.06 0.01 0.02 99.65 02:40:21 0 0.05 0.00 0.07 0.01 0.03 99.85 02:40:21 1 0.47 0.00 0.05 0.01 0.02 99.45 02:50:31 all 0.24 0.00 0.07 0.05 0.02 99.63 02:50:31 0 0.40 0.00 0.06 0.06 0.02 99.45 02:50:31 1 0.07 0.00 0.08 0.03 0.02 99.80 03:00:31 all 0.25 0.00 0.16 0.01 0.02 99.56 03:00:31 0 0.41 0.00 0.15 0.01 0.02 99.41 03:00:31 1 0.10 0.00 0.17 0.01 0.02 99.71 03:10:01 all 0.24 0.00 0.08 0.02 0.02 99.64 03:10:01 0 0.12 0.00 0.09 0.03 0.02 99.74 03:10:01 1 0.37 0.00 0.07 0.00 0.02 99.55 03:20:21 all 0.25 0.00 0.07 0.01 0.02 99.66 03:20:21 0 0.05 0.00 0.09 0.00 0.02 99.83 03:20:21 1 0.44 0.00 0.05 0.01 0.01 99.48 03:30:31 all 0.26 0.00 0.17 0.01 0.02 99.54 03:30:31 0 0.11 0.00 0.17 0.00 0.02 99.69 03:30:31 1 0.42 0.00 0.17 0.02 0.02 99.38 03:40:01 all 0.28 0.00 0.07 0.02 0.02 99.61 03:40:01 0 0.06 0.00 0.09 0.02 0.02 99.80 03:40:01 1 0.50 0.00 0.05 0.02 0.01 99.42 03:40:01 CPU %user %nice %system %iowait %steal %idle 03:50:31 all 0.24 0.00 0.08 0.01 0.02 99.66 03:50:31 0 0.06 0.00 0.09 0.00 0.02 99.83 03:50:31 1 0.41 0.00 0.06 0.01 0.01 99.50 04:00:21 all 0.28 0.00 0.17 0.01 0.02 99.53 04:00:21 0 0.29 0.00 0.16 0.01 0.02 99.52 04:00:21 1 0.26 0.00 0.17 0.01 0.02 99.55 04:10:01 all 0.22 0.00 0.07 0.01 0.02 99.68 04:10:01 0 0.38 0.00 0.05 0.00 0.01 99.55 04:10:01 1 0.06 0.00 0.10 0.01 0.02 99.82 04:20:31 all 0.19 0.00 0.07 0.01 0.02 99.71 04:20:31 0 0.33 0.00 0.05 0.00 0.01 99.61 04:20:31 1 0.06 0.00 0.09 0.01 0.03 99.82 Average: all 0.30 0.00 0.12 0.02 0.02 99.54 Average: 0 0.28 0.00 0.12 0.02 0.02 99.56 Average: 1 0.32 0.00 0.11 0.02 0.02 99.53