---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29922 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 7.9G 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 740 5311 4 2178 7201 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:c4:42:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.224/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81299sec preferred_lft 81299sec inet6 fe80::f816:3eff:fec4:4214/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29922) 03/25/26 _x86_64_ (2 CPU) 01:53:43 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:13 2.04 0.32 1.71 0.02 38.31 72.73 0.55 02:20:03 1.43 0.01 1.40 0.02 1.08 16.60 1.15 02:30:03 1.54 0.00 1.51 0.03 0.00 18.23 1.48 02:40:13 1.37 0.00 1.35 0.02 0.00 15.99 1.18 02:50:13 1.39 0.00 1.37 0.02 0.00 16.08 1.20 03:00:13 36.18 3.03 17.87 15.28 227.94 3097.02 109007.56 03:10:03 1.52 0.01 1.51 0.00 0.58 35.32 0.03 Average: 6.50 0.48 3.82 2.20 38.36 467.33 15566.08 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:13 6254732 7529328 290996 3.58 30836 1449088 731964 7.97 457712 1199928 120 02:20:03 6253808 7529252 291104 3.58 31036 1449724 526544 5.74 452352 1200452 192 02:30:03 6260156 7536172 284140 3.49 31260 1450052 526712 5.74 452456 1201004 224 02:40:13 6257888 7534432 285872 3.52 31452 1450380 526712 5.74 452588 1201524 124 02:50:13 6272784 7549992 270308 3.32 31660 1450832 526712 5.74 452736 1202056 124 03:00:13 5354768 7461596 310408 3.82 84936 2186012 548724 5.98 552448 1944928 2392 03:10:03 5221472 7330752 441332 5.43 85092 2188380 642560 7.00 612092 1947448 464 Average: 5982230 7495932 310594 3.82 46610 1660638 575704 6.27 490341 1413906 520 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:13 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:13 ens3 0.94 0.22 3.00 0.03 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 0.95 0.04 11.02 0.01 0.00 0.00 0.00 0.00 02:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:03 ens3 0.27 0.04 0.19 0.01 0.00 0.00 0.00 0.00 02:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:13 ens3 0.29 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:13 ens3 0.17 0.02 0.04 0.01 0.00 0.00 0.00 0.00 03:00:13 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 03:00:13 ens3 63.46 41.20 297.08 11.20 0.00 0.00 0.00 0.00 03:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:03 ens3 13.36 9.65 38.05 1.32 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 11.31 7.29 49.79 1.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29922) 03/25/26 _x86_64_ (2 CPU) 01:53:43 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:13 all 0.36 0.00 0.11 0.02 0.04 99.47 02:10:13 0 0.25 0.00 0.14 0.04 0.05 99.53 02:10:13 1 0.46 0.00 0.08 0.01 0.03 99.42 02:20:03 all 0.26 0.00 0.07 0.01 0.04 99.63 02:20:03 0 0.10 0.00 0.08 0.02 0.04 99.76 02:20:03 1 0.42 0.00 0.05 0.00 0.04 99.49 02:30:03 all 0.26 0.00 0.16 0.01 0.04 99.52 02:30:03 0 0.46 0.00 0.15 0.01 0.04 99.36 02:30:03 1 0.06 0.00 0.17 0.02 0.05 99.69 02:40:13 all 0.25 0.00 0.07 0.02 0.04 99.62 02:40:13 0 0.35 0.00 0.06 0.02 0.03 99.54 02:40:13 1 0.14 0.00 0.08 0.02 0.04 99.71 02:50:13 all 0.24 0.00 0.08 0.01 0.04 99.64 02:50:13 0 0.43 0.00 0.06 0.02 0.03 99.46 02:50:13 1 0.06 0.00 0.09 0.00 0.04 99.82 03:00:13 all 10.85 0.00 1.74 1.00 0.05 86.35 03:00:13 0 12.59 0.00 1.91 1.26 0.05 84.19 03:00:13 1 9.11 0.00 1.58 0.73 0.06 88.52 03:10:03 all 1.08 0.00 0.22 0.02 0.06 98.62 03:10:03 0 1.22 0.00 0.20 0.04 0.05 98.50 03:10:03 1 0.94 0.00 0.25 0.01 0.07 98.74 Average: all 1.90 0.00 0.35 0.16 0.04 97.56 Average: 0 2.20 0.00 0.37 0.20 0.04 97.19 Average: 1 1.60 0.00 0.33 0.11 0.05 97.92