---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-32772 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 759 5207 4 2266 7182 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:f1:f3:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.226/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79946sec preferred_lft 79946sec inet6 fe80::f816:3eff:fef1:f339/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-32772) 07/04/26 _x86_64_ (2 CPU) 01:49:45 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:07 5.34 2.95 2.35 0.04 374.93 109.26 870.26 02:10:07 1.38 0.01 1.37 0.00 0.05 16.08 0.12 02:20:05 1.28 0.00 1.28 0.00 0.01 14.67 0.00 02:30:02 1.50 0.00 1.49 0.02 0.00 18.20 875.79 02:40:04 1.32 0.00 1.32 0.00 0.00 16.27 0.00 02:50:01 1.81 0.25 1.55 0.01 31.12 75.88 0.17 03:00:04 14.22 0.06 1.65 12.51 3.45 35.55 109337.38 03:10:06 24.79 2.93 19.54 2.33 223.53 3452.16 1746.05 03:20:01 1.26 0.00 1.24 0.02 0.00 15.46 0.13 03:30:07 1.58 0.00 1.54 0.03 0.00 19.95 0.51 Average: 5.46 0.62 3.34 1.50 63.73 378.06 11316.34 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:07 6275044 7521612 298672 3.67 30544 1421896 531804 5.79 447696 1183136 196 02:10:07 6274792 7521888 298396 3.67 30732 1422232 531844 5.79 447800 1183660 176 02:20:05 6280364 7527908 292320 3.59 30884 1422520 532656 5.80 447976 1184100 116 02:30:02 6283196 7531308 288940 3.55 31068 1422900 532040 5.79 447920 1184656 324 02:40:04 6281684 7530320 289928 3.57 31248 1423228 533768 5.81 449364 1185172 236 02:50:01 6237668 7513552 306092 3.76 31596 1449776 739472 8.05 463032 1203176 200 03:00:04 6238764 7521024 298324 3.67 31852 1455812 742732 8.09 467384 1208848 336 03:10:06 5200724 7400996 365528 4.49 87096 2273480 834160 9.09 595416 2036792 260 03:20:01 5200424 7401216 365324 4.49 87260 2273836 834228 9.09 595380 2037312 240 03:30:07 5190568 7391892 374540 4.61 87432 2274192 834268 9.09 595736 2037840 132 Average: 5946323 7486172 317806 3.91 47971 1683987 664697 7.24 495770 1444469 222 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:07 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:00:07 ens3 14.68 6.93 35.61 1.83 0.00 0.00 0.00 0.00 02:10:07 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 02:10:07 ens3 0.46 0.07 0.06 0.02 0.00 0.00 0.00 0.00 02:20:05 lo 0.98 0.98 0.05 0.05 0.00 0.00 0.00 0.00 02:20:05 ens3 0.30 0.04 0.28 0.01 0.00 0.00 0.00 0.00 02:30:02 lo 0.98 0.98 0.05 0.05 0.00 0.00 0.00 0.00 02:30:02 ens3 0.26 0.11 0.07 0.04 0.00 0.00 0.00 0.00 02:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:04 ens3 0.43 0.10 0.26 0.06 0.00 0.00 0.00 0.00 02:50:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.65 0.38 3.27 0.51 0.00 0.00 0.00 0.00 03:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:04 ens3 1.81 1.36 9.05 0.58 0.00 0.00 0.00 0.00 03:10:06 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:06 ens3 53.63 34.91 305.66 9.50 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 0.79 0.19 0.09 0.02 0.00 0.00 0.00 0.00 03:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:07 ens3 0.59 0.35 0.15 0.08 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 7.39 4.46 35.55 1.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-32772) 07/04/26 _x86_64_ (2 CPU) 01:49:45 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:07 all 0.70 0.00 0.37 0.21 0.12 98.61 02:00:07 0 0.65 0.00 0.38 0.37 0.19 98.41 02:00:07 1 0.74 0.00 0.36 0.05 0.05 98.80 02:10:07 all 0.26 0.00 0.08 1.80 0.20 97.66 02:10:07 0 0.27 0.00 0.07 2.11 0.13 97.42 02:10:07 1 0.25 0.00 0.08 1.49 0.27 97.91 02:20:05 all 0.24 0.00 0.08 3.57 0.33 95.78 02:20:05 0 0.25 0.00 0.07 2.17 0.33 97.18 02:20:05 1 0.24 0.00 0.08 4.97 0.34 94.37 02:30:02 all 0.27 0.00 0.17 1.30 1.56 96.70 02:30:02 0 0.27 0.00 0.17 1.66 1.51 96.38 02:30:02 1 0.27 0.00 0.17 0.93 1.61 97.01 02:40:04 all 0.28 0.00 0.08 0.28 0.05 99.31 02:40:04 0 0.15 0.00 0.08 0.30 0.04 99.43 02:40:04 1 0.41 0.00 0.08 0.25 0.06 99.20 02:50:01 all 0.44 0.00 0.10 0.12 0.02 99.32 02:50:01 0 0.51 0.00 0.07 0.20 0.02 99.20 02:50:01 1 0.36 0.00 0.13 0.04 0.02 99.45 03:00:04 all 0.34 0.00 0.18 0.05 0.02 99.41 03:00:04 0 0.53 0.00 0.16 0.04 0.01 99.25 03:00:04 1 0.14 0.00 0.21 0.05 0.02 99.58 03:10:06 all 12.45 0.00 1.86 0.69 0.06 84.94 03:10:06 0 14.09 0.00 1.94 0.65 0.07 83.26 03:10:06 1 10.81 0.00 1.78 0.73 0.05 86.63 03:20:01 all 0.43 0.00 0.13 0.01 0.03 99.40 03:20:01 0 0.35 0.00 0.18 0.01 0.04 99.43 03:20:01 1 0.51 0.00 0.09 0.01 0.02 99.37 03:30:07 all 0.43 0.00 0.22 0.03 0.04 99.28 03:30:07 0 0.41 0.00 0.25 0.05 0.05 99.25 03:30:07 1 0.46 0.00 0.19 0.00 0.03 99.31 Average: all 1.58 0.00 0.33 0.80 0.24 97.05 Average: 0 1.74 0.00 0.34 0.76 0.24 96.92 Average: 1 1.42 0.00 0.32 0.85 0.25 97.17