---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-21114 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 745 5219 4 2268 7196 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:fa:e7:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80656sec preferred_lft 80656sec inet6 fe80::f816:3eff:fefa:e798/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-21114) 05/29/26 _x86_64_ (2 CPU) 06:58:58 LINUX RESTART (2 CPU) 07:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:09 1.48 0.03 1.44 0.01 1.25 19.01 219.27 07:20:09 1.23 0.01 1.21 0.01 0.07 14.79 0.72 07:30:11 1.26 0.00 1.23 0.03 0.00 15.94 435.39 07:40:01 1.22 0.00 1.21 0.02 0.00 14.52 1.10 07:50:11 1.28 0.00 1.26 0.02 0.00 15.76 1.30 08:00:11 1.92 0.25 1.63 0.04 30.97 76.29 655.13 08:10:11 1.29 0.01 1.28 0.01 1.05 15.80 0.29 08:20:11 14.26 0.42 1.28 12.56 16.22 46.97 109233.83 08:30:11 26.41 2.77 21.28 2.35 216.74 3552.43 2060.70 Average: 5.59 0.39 3.54 1.67 29.61 419.49 12498.96 07:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:09 6286740 7537608 283024 3.48 30604 1425924 533852 5.81 444060 1187152 172 07:20:09 6286740 7538140 282468 3.47 30808 1426252 534076 5.82 444376 1187676 268 07:30:11 6279788 7531732 288900 3.55 31012 1426576 534140 5.82 444852 1188212 232 07:40:01 6279788 7532268 288352 3.55 31208 1426916 534140 5.82 444880 1188740 324 07:50:11 6295440 7548464 272156 3.35 31416 1427236 534140 5.82 444816 1189276 124 08:00:11 6233828 7513852 306292 3.77 31804 1453492 739364 8.05 460412 1207028 124 08:10:11 6234448 7515300 304848 3.75 31984 1454132 534932 5.83 455320 1207536 132 08:20:11 6222968 7518996 300816 3.70 32264 1468948 554836 6.04 489984 1220980 360 08:30:11 5207768 7407492 360384 4.43 87508 2272808 626432 6.82 595792 2035816 328 Average: 6147501 7515984 298582 3.67 37623 1531365 569546 6.20 469388 1290268 229 07:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:10:09 ens3 1.28 0.10 0.21 0.06 0.00 0.00 0.00 0.00 07:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:20:09 ens3 0.81 0.11 0.18 0.08 0.00 0.00 0.00 0.00 07:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:30:11 ens3 1.08 0.18 3.04 0.15 0.00 0.00 0.00 0.00 07:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:40:01 ens3 0.37 0.04 0.39 0.01 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 0.22 0.04 0.04 0.01 0.00 0.00 0.00 0.00 08:00:11 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 08:00:11 ens3 0.73 0.46 3.22 0.79 0.00 0.00 0.00 0.00 08:10:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 08:10:11 ens3 0.42 0.12 0.14 0.08 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 9.54 4.83 20.13 2.81 0.00 0.00 0.00 0.00 08:30:11 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 08:30:11 ens3 37.83 26.71 292.05 5.63 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 5.81 3.62 35.52 1.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-21114) 05/29/26 _x86_64_ (2 CPU) 06:58:58 LINUX RESTART (2 CPU) 07:00:11 CPU %user %nice %system %iowait %steal %idle 07:10:09 all 0.32 0.00 0.09 2.35 0.02 97.23 07:10:09 0 0.13 0.00 0.11 0.06 0.02 99.68 07:10:09 1 0.50 0.00 0.07 4.63 0.01 94.79 07:20:09 all 0.27 0.00 0.08 0.01 0.02 99.62 07:20:09 0 0.47 0.00 0.07 0.01 0.01 99.44 07:20:09 1 0.08 0.00 0.09 0.01 0.02 99.81 07:30:11 all 0.25 0.00 0.17 0.01 0.01 99.56 07:30:11 0 0.25 0.00 0.17 0.00 0.01 99.56 07:30:11 1 0.25 0.00 0.17 0.01 0.01 99.55 07:40:01 all 0.25 0.00 0.08 0.03 0.01 99.63 07:40:01 0 0.06 0.00 0.09 0.03 0.02 99.80 07:40:01 1 0.44 0.00 0.07 0.02 0.01 99.46 07:50:11 all 0.26 0.00 0.08 0.01 0.02 99.63 07:50:11 0 0.25 0.00 0.06 0.02 0.01 99.66 07:50:11 1 0.27 0.00 0.09 0.00 0.02 99.61 08:00:11 all 0.37 0.00 0.20 0.03 0.02 99.39 08:00:11 0 0.43 0.00 0.21 0.02 0.02 99.33 08:00:11 1 0.30 0.00 0.18 0.05 0.02 99.46 08:10:11 all 0.18 0.00 0.08 0.02 0.01 99.70 08:10:11 0 0.31 0.00 0.07 0.03 0.01 99.58 08:10:11 1 0.06 0.00 0.10 0.02 0.02 99.82 08:20:11 all 0.57 0.00 0.11 0.09 0.01 99.22 08:20:11 0 0.73 0.00 0.08 0.09 0.01 99.10 08:20:11 1 0.41 0.00 0.14 0.09 0.02 99.34 08:30:11 all 12.76 0.00 1.92 3.41 0.06 81.85 08:30:11 0 12.27 0.00 1.98 3.79 0.05 81.90 08:30:11 1 13.26 0.00 1.86 3.03 0.06 81.79 Average: all 1.69 0.00 0.31 0.66 0.02 97.32 Average: 0 1.66 0.00 0.32 0.45 0.02 97.56 Average: 1 1.73 0.00 0.31 0.87 0.02 97.07