---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-30001 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 744 5224 4 2264 7197 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:34:90:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.181/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80854sec preferred_lft 80854sec inet6 fe80::f816:3eff:fe34:9050/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30001) 06/24/26 _x86_64_ (2 CPU) 01:58:26 LINUX RESTART (2 CPU) 02:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:13 1.54 0.03 1.51 0.00 1.71 17.77 0.12 02:20:03 1.93 0.26 1.64 0.02 32.14 76.93 0.96 02:30:14 1.55 0.00 1.52 0.03 0.00 18.25 429.18 02:40:14 1.39 0.00 1.37 0.02 0.00 16.14 1.20 02:50:15 1.40 0.00 1.38 0.02 0.00 16.20 1.20 03:00:15 1.51 0.00 1.48 0.03 0.00 17.99 436.96 03:10:03 1.32 0.00 1.30 0.02 0.00 15.79 1.22 03:20:14 13.62 0.00 1.28 12.33 0.14 15.52 107185.44 03:30:08 26.72 3.12 20.35 3.26 235.85 3616.20 2982.87 Average: 5.66 0.38 3.52 1.77 29.70 419.88 12559.78 02:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:13 6285732 7533088 287604 3.54 30560 1422492 532336 5.80 451644 1183300 124 02:20:03 6256196 7530800 289468 3.56 30932 1448992 532076 5.80 460576 1201212 176 02:30:14 6260872 7536036 284204 3.49 31148 1449316 532084 5.80 460600 1201752 124 02:40:14 6274760 7550472 269784 3.32 31356 1449644 532160 5.80 460936 1202288 172 02:50:15 6278036 7554284 265976 3.27 31556 1449976 532224 5.80 460868 1202820 124 03:00:15 6263952 7540888 279384 3.44 31764 1450428 532380 5.80 461272 1203352 220 03:10:03 6267944 7545424 274840 3.38 31980 1450752 532508 5.80 457568 1203892 252 03:20:14 6265708 7543768 276480 3.40 32172 1451128 532572 5.80 457904 1204432 168 03:30:08 5380564 7394024 382552 4.70 88908 2092900 600380 6.54 587160 1855760 25036 Average: 6170418 7525420 290032 3.57 37820 1518403 539858 5.88 473170 1273201 2933 02:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:13 ens3 1.85 0.05 0.22 0.01 0.00 0.00 0.00 0.00 02:20:03 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:03 ens3 0.97 0.44 3.26 0.05 0.00 0.00 0.00 0.00 02:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:14 ens3 0.38 0.04 0.67 0.01 0.00 0.00 0.00 0.00 02:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:14 ens3 0.48 0.09 0.21 0.05 0.00 0.00 0.00 0.00 02:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:15 ens3 0.28 0.06 0.07 0.03 0.00 0.00 0.00 0.00 03:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:15 ens3 0.29 0.06 0.10 0.05 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 0.29 0.13 0.05 0.46 0.00 0.00 0.00 0.00 03:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:14 ens3 0.21 0.07 0.07 0.03 0.00 0.00 0.00 0.00 03:30:08 lo 1.35 1.35 0.08 0.08 0.00 0.00 0.00 0.00 03:30:08 ens3 160.43 135.15 1612.36 88.76 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 18.20 14.99 178.12 9.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30001) 06/24/26 _x86_64_ (2 CPU) 01:58:26 LINUX RESTART (2 CPU) 02:00:12 CPU %user %nice %system %iowait %steal %idle 02:10:13 all 0.26 0.00 0.08 0.01 0.03 99.62 02:10:13 0 0.06 0.00 0.10 0.02 0.03 99.79 02:10:13 1 0.47 0.00 0.06 0.01 0.02 99.44 02:20:03 all 0.37 0.00 0.11 0.66 0.02 98.83 02:20:03 0 0.26 0.00 0.12 0.04 0.02 99.56 02:20:03 1 0.49 0.00 0.10 1.29 0.02 98.10 02:30:14 all 0.26 0.00 0.17 0.03 0.02 99.53 02:30:14 0 0.28 0.00 0.17 0.04 0.02 99.49 02:30:14 1 0.24 0.00 0.17 0.01 0.02 99.57 02:40:14 all 0.26 0.00 0.08 0.01 0.02 99.64 02:40:14 0 0.07 0.00 0.09 0.00 0.02 99.82 02:40:14 1 0.45 0.00 0.07 0.02 0.02 99.45 02:50:15 all 0.25 0.00 0.08 0.01 0.02 99.64 02:50:15 0 0.11 0.00 0.09 0.00 0.02 99.77 02:50:15 1 0.39 0.00 0.08 0.01 0.02 99.50 03:00:15 all 0.28 0.00 0.17 0.01 0.02 99.52 03:00:15 0 0.30 0.00 0.17 0.01 0.02 99.50 03:00:15 1 0.26 0.00 0.17 0.01 0.02 99.54 03:10:03 all 0.29 0.00 0.07 0.01 0.02 99.60 03:10:03 0 0.44 0.00 0.05 0.01 0.02 99.48 03:10:03 1 0.14 0.00 0.10 0.01 0.03 99.72 03:20:14 all 0.25 0.00 0.07 0.04 0.02 99.61 03:20:14 0 0.45 0.00 0.04 0.02 0.02 99.48 03:20:14 1 0.05 0.00 0.10 0.07 0.03 99.75 03:30:08 all 17.83 0.00 2.49 0.59 0.07 79.03 03:30:08 0 20.72 0.00 2.90 0.86 0.07 75.46 03:30:08 1 14.94 0.00 2.08 0.31 0.06 82.60 Average: all 2.21 0.00 0.37 0.15 0.03 97.25 Average: 0 2.49 0.00 0.41 0.11 0.02 96.96 Average: 1 1.92 0.00 0.32 0.19 0.03 97.55