---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37489 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 746 5275 4 2210 7195 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:23:6f:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.173/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80506sec preferred_lft 80506sec inet6 fe80::f816:3eff:fe23:6f52/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37489) 07/21/26 _x86_64_ (2 CPU) 01:58:25 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:15 1.29 0.02 1.26 0.00 1.21 15.70 0.12 02:20:00 1.22 0.01 1.20 0.01 0.07 14.78 0.63 02:30:01 13.92 0.00 1.38 12.53 0.15 17.00 109384.48 02:40:15 1.26 0.00 1.24 0.02 0.00 15.24 1.29 02:50:00 1.72 0.26 1.44 0.03 31.76 76.12 1.18 03:00:00 1.43 0.01 1.39 0.03 1.05 17.59 436.84 03:10:00 1.24 0.00 1.24 0.00 0.00 14.81 0.24 03:20:15 16.15 1.64 13.09 1.41 120.36 2426.44 800.36 03:30:00 1.80 0.00 1.69 0.11 0.00 22.78 1.29 Average: 4.49 0.22 2.69 1.58 17.43 297.63 12321.70 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:15 6291516 7538892 281424 3.46 30572 1422512 532772 5.80 452200 1183376 180 02:20:00 6294016 7541924 278392 3.42 30772 1422844 532716 5.80 452236 1183908 124 02:30:01 6301720 7550224 270128 3.32 30976 1423220 532852 5.80 452320 1184456 196 02:40:15 6300276 7549312 271052 3.33 31180 1423540 532916 5.80 452376 1184984 132 02:50:00 6250176 7526484 293344 3.61 31532 1450104 733024 7.98 466860 1203128 132 03:00:00 6252720 7530060 289744 3.56 31756 1450872 560156 6.10 464420 1203688 128 03:10:00 6255996 7533824 285972 3.52 31916 1451192 560220 6.10 466028 1204168 40 03:20:15 5507796 7462296 316948 3.90 73568 2051676 585248 6.37 527132 1827740 200 03:30:00 5496756 7451812 327288 4.02 73780 2052012 650764 7.09 533380 1828280 128 Average: 6105664 7520536 290477 3.57 40672 1571997 580074 6.32 474106 1333748 140 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:15 ens3 1.82 0.09 0.29 0.02 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 2.13 0.04 0.14 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 2.95 0.05 0.17 0.02 0.00 0.00 0.00 0.00 02:40:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:15 ens3 2.03 0.05 1.06 0.03 0.00 0.00 0.00 0.00 02:50:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:00 ens3 0.85 0.47 3.34 0.06 0.00 0.00 0.00 0.00 03:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:00 ens3 0.40 0.18 0.11 0.48 0.00 0.00 0.00 0.00 03:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:00 ens3 0.25 0.07 0.08 0.04 0.00 0.00 0.00 0.00 03:20:15 lo 1.23 1.23 0.08 0.08 0.00 0.00 0.00 0.00 03:20:15 ens3 46.30 25.97 280.70 6.08 0.00 0.00 0.00 0.00 03:30:00 lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 03:30:00 ens3 3.13 0.81 0.33 0.13 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 6.77 3.15 32.57 0.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37489) 07/21/26 _x86_64_ (2 CPU) 01:58:25 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:15 all 0.27 0.00 0.08 0.02 0.03 99.61 02:10:15 0 0.31 0.00 0.08 0.02 0.03 99.57 02:10:15 1 0.23 0.00 0.08 0.01 0.03 99.65 02:20:00 all 0.26 0.00 0.08 0.01 0.03 99.62 02:20:00 0 0.45 0.00 0.07 0.00 0.02 99.46 02:20:00 1 0.07 0.00 0.10 0.02 0.03 99.78 02:30:01 all 0.29 0.00 0.21 0.03 0.02 99.45 02:30:01 0 0.37 0.00 0.22 0.04 0.02 99.35 02:30:01 1 0.21 0.00 0.21 0.02 0.02 99.54 02:40:15 all 0.29 0.00 0.10 0.01 0.02 99.58 02:40:15 0 0.08 0.00 0.11 0.01 0.03 99.77 02:40:15 1 0.50 0.00 0.09 0.00 0.02 99.39 02:50:00 all 0.43 0.00 0.12 0.02 0.01 99.42 02:50:00 0 0.39 0.00 0.13 0.03 0.02 99.44 02:50:00 1 0.47 0.00 0.11 0.01 0.01 99.40 03:00:00 all 0.32 0.00 0.19 0.01 0.02 99.47 03:00:00 0 0.51 0.00 0.17 0.01 0.02 99.29 03:00:00 1 0.12 0.00 0.21 0.01 0.02 99.64 03:10:00 all 0.22 0.00 0.08 0.01 0.02 99.67 03:10:00 0 0.30 0.00 0.07 0.02 0.01 99.61 03:10:00 1 0.14 0.00 0.10 0.01 0.02 99.74 03:20:15 all 8.44 0.00 1.17 0.35 0.04 90.00 03:20:15 0 4.26 0.00 0.81 0.17 0.04 94.72 03:20:15 1 12.62 0.00 1.52 0.53 0.05 85.29 03:30:00 all 0.37 0.00 0.33 0.01 0.02 99.27 03:30:00 0 0.50 0.00 0.31 0.01 0.02 99.15 03:30:00 1 0.23 0.00 0.36 0.01 0.02 99.39 Average: all 1.23 0.00 0.27 0.05 0.02 98.43 Average: 0 0.81 0.00 0.22 0.04 0.02 98.92 Average: 1 1.65 0.00 0.31 0.07 0.03 97.94