---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27485 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 763 5148 4 2330 7178 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:5b:b0:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.206/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81293sec preferred_lft 81293sec inet6 fe80::f816:3eff:fe5b:b01c/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-27485) 06/15/26 _x86_64_ (2 CPU) 01:48:17 LINUX RESTART (2 CPU) 01:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:04 1.64 0.03 1.59 0.02 1.24 19.65 1084.51 02:10:05 1.32 0.01 1.31 0.00 0.05 15.59 0.12 02:20:06 1.93 0.26 1.66 0.01 31.99 74.92 0.23 02:30:05 15.80 13.55 2.16 0.09 151.23 46.54 551.27 02:40:05 1.38 0.00 1.36 0.01 0.00 15.99 1.08 02:50:06 14.27 0.03 1.64 12.60 2.29 18.66 109002.48 03:00:06 24.02 2.98 18.71 2.32 225.59 3445.52 980.10 03:10:07 1.41 0.00 1.41 0.00 0.00 21.89 0.08 Average: 7.72 2.10 3.73 1.88 51.52 457.20 13960.60 01:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:04 6283964 7530560 290228 3.57 30556 1421680 529924 5.77 444084 1183292 176 02:10:05 6291804 7538928 281876 3.47 30760 1422004 529972 5.77 444140 1183820 176 02:20:06 6251340 7525580 294696 3.62 31108 1448428 530056 5.77 453428 1201516 172 02:30:05 6195116 7526560 284536 3.50 35316 1493052 530084 5.77 453820 1249728 236 02:40:05 6202480 7534592 276508 3.40 35512 1493508 530148 5.77 454248 1250264 204 02:50:06 6191676 7525036 286000 3.52 35728 1494528 530152 5.77 455036 1250904 160 03:00:06 5117804 7370912 387344 4.76 90652 2314336 642344 7.00 603448 2080524 76 03:10:07 5079096 7334216 424028 5.21 90764 2316240 665148 7.24 618184 2082536 212 Average: 5951660 7485798 315652 3.88 47550 1675472 560978 6.11 490798 1435323 176 01:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:04 ens3 1.51 0.07 0.17 0.03 0.00 0.00 0.00 0.00 02:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:05 ens3 0.42 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:20:06 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:06 ens3 0.73 0.22 7.41 0.03 0.00 0.00 0.00 0.00 02:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:05 ens3 0.43 0.04 0.62 0.01 0.00 0.00 0.00 0.00 02:40:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:05 ens3 0.35 0.06 0.10 0.05 0.00 0.00 0.00 0.00 02:50:06 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:06 ens3 0.40 0.12 0.13 0.06 0.00 0.00 0.00 0.00 03:00:06 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:06 ens3 72.92 49.25 327.45 12.19 0.00 0.00 0.00 0.00 03:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:07 ens3 13.86 11.82 107.23 1.06 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 11.32 7.70 55.40 1.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27485) 06/15/26 _x86_64_ (2 CPU) 01:48:17 LINUX RESTART (2 CPU) 01:50:05 CPU %user %nice %system %iowait %steal %idle 02:00:04 all 0.29 0.00 0.18 0.01 0.03 99.49 02:00:04 0 0.16 0.00 0.19 0.02 0.03 99.60 02:00:04 1 0.42 0.00 0.17 0.00 0.03 99.39 02:10:05 all 0.24 0.00 0.08 0.01 0.03 99.65 02:10:05 0 0.07 0.00 0.08 0.01 0.03 99.81 02:10:05 1 0.41 0.00 0.07 0.00 0.02 99.50 02:20:06 all 0.36 0.00 0.10 0.02 0.03 99.50 02:20:06 0 0.39 0.00 0.08 0.02 0.03 99.49 02:20:06 1 0.33 0.00 0.12 0.02 0.03 99.51 02:30:05 all 0.28 0.18 0.22 0.14 0.03 99.15 02:30:05 0 0.40 0.35 0.27 0.27 0.02 98.69 02:30:05 1 0.17 0.01 0.18 0.01 0.03 99.61 02:40:05 all 0.25 0.00 0.08 0.01 0.03 99.64 02:40:05 0 0.30 0.00 0.07 0.01 0.03 99.59 02:40:05 1 0.19 0.00 0.09 0.01 0.03 99.69 02:50:06 all 0.28 0.00 0.10 0.03 0.02 99.57 02:50:06 0 0.10 0.00 0.12 0.04 0.03 99.71 02:50:06 1 0.45 0.00 0.07 0.02 0.02 99.44 03:00:06 all 12.41 0.00 1.89 0.47 0.06 85.17 03:00:06 0 17.06 0.00 2.28 0.42 0.06 80.18 03:00:06 1 7.76 0.00 1.50 0.52 0.05 90.16 03:10:07 all 0.87 0.00 0.21 0.01 0.05 98.86 03:10:07 0 0.68 0.00 0.19 0.01 0.05 99.08 03:10:07 1 1.05 0.00 0.24 0.01 0.05 98.65 Average: all 1.87 0.02 0.36 0.09 0.03 97.63 Average: 0 2.39 0.04 0.41 0.10 0.03 97.02 Average: 1 1.34 0.00 0.30 0.07 0.03 98.24