---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26609 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: 5600.00 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 8.2G 30G 22% / 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 760 4825 4 2659 7181 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:ef:1d:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 48769sec preferred_lft 48769sec inet6 fe80::f816:3eff:feef:1d04/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26609) 06/12/26 _x86_64_ (2 CPU) 00:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.78 0.02 1.75 0.02 0.82 20.66 435.90 00:20:20 1.83 0.10 1.69 0.03 2.96 23.76 728.58 00:30:21 1.79 0.00 1.78 0.01 0.00 19.51 431.97 00:40:01 24.97 3.10 19.47 2.40 233.32 3580.96 1055.40 00:50:23 1.62 0.00 1.60 0.01 0.00 18.69 1.04 01:00:23 1.66 0.00 1.63 0.03 0.00 19.98 2.08 01:10:01 1.85 0.00 1.82 0.04 0.00 250.01 3.60 01:20:24 1.64 0.00 1.61 0.03 0.00 252.83 3.55 01:30:25 1.64 0.00 1.60 0.03 0.00 19.58 1.69 Average: 4.21 0.35 3.59 0.28 25.40 452.65 293.35 00:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6134108 7533936 275016 3.38 54308 1541448 529692 5.77 470064 1313048 356 00:20:20 6143844 7505720 303156 3.73 54492 1503244 527700 5.75 468800 1274812 276 00:30:21 6139728 7502024 306804 3.77 54584 1503568 527764 5.75 468832 1275228 184 00:40:01 4855408 7141124 615496 7.57 105140 2331804 753352 8.21 727888 2108892 680 00:50:23 4837604 7123888 632816 7.78 105232 2332352 852988 9.29 827364 2109412 172 01:00:23 4899284 7186196 570440 7.01 105368 2332852 811640 8.84 768568 2110048 272 01:10:01 4860936 7215056 541136 6.65 105488 2399516 805216 8.77 763432 2176832 128 01:20:24 4665360 7094416 660524 8.12 105596 2473316 914268 9.96 872844 2250740 292 01:30:25 4639112 7068792 686044 8.44 105728 2473792 914048 9.96 872024 2251348 296 Average: 5241709 7263461 510159 6.27 88437 2099099 737408 8.03 693313 1874484 295 00:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.24 0.06 0.08 0.03 0.00 0.00 0.00 0.00 00:20:20 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:20 ens3 0.14 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:21 ens3 0.50 0.10 0.18 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 81.49 63.49 654.81 13.30 0.00 0.00 0.00 0.00 00:50:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:23 ens3 23.20 19.28 323.05 1.35 0.00 0.00 0.00 0.00 01:00:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:23 ens3 66.02 61.65 1052.76 4.06 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 30.03 27.38 477.45 1.92 0.00 0.00 0.00 0.00 01:20:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:24 ens3 27.12 26.18 480.55 1.78 0.00 0.00 0.00 0.00 01:30:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:25 ens3 15.84 15.20 255.58 1.05 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 26.87 23.48 358.31 2.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26609) 06/12/26 _x86_64_ (2 CPU) 00:00:05 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.25 0.00 0.10 0.01 0.03 99.61 00:10:01 0 0.14 0.00 0.10 0.01 0.04 99.71 00:10:01 1 0.37 0.00 0.10 0.00 0.03 99.50 00:20:20 all 0.63 0.00 0.21 0.01 0.03 99.12 00:20:20 0 0.72 0.00 0.18 0.02 0.03 99.06 00:20:20 1 0.55 0.00 0.23 0.00 0.04 99.17 00:30:21 all 0.23 0.00 0.15 0.01 0.03 99.58 00:30:21 0 0.11 0.00 0.16 0.00 0.03 99.69 00:30:21 1 0.35 0.00 0.15 0.01 0.03 99.46 00:40:01 all 12.06 0.00 1.81 0.58 0.06 85.49 00:40:01 0 9.78 0.00 1.68 0.55 0.06 87.93 00:40:01 1 14.34 0.00 1.94 0.62 0.05 83.05 00:50:23 all 0.50 0.00 0.23 0.04 0.07 99.15 00:50:23 0 0.52 0.00 0.19 0.03 0.07 99.20 00:50:23 1 0.49 0.00 0.28 0.05 0.07 99.10 01:00:23 all 0.93 0.00 0.54 0.02 0.07 98.44 01:00:23 0 0.57 0.00 0.33 0.01 0.06 99.04 01:00:23 1 1.29 0.00 0.75 0.04 0.08 97.85 01:10:01 all 0.79 0.00 0.27 0.02 0.07 98.86 01:10:01 0 0.72 0.00 0.17 0.01 0.05 99.05 01:10:01 1 0.85 0.00 0.38 0.02 0.08 98.67 01:20:24 all 0.78 0.00 0.26 0.03 0.07 98.87 01:20:24 0 0.82 0.00 0.28 0.05 0.07 98.79 01:20:24 1 0.73 0.00 0.24 0.01 0.07 98.95 01:30:25 all 0.58 0.00 0.33 0.03 0.06 99.00 01:30:25 0 0.56 0.00 0.28 0.01 0.05 99.11 01:30:25 1 0.61 0.00 0.38 0.05 0.06 98.89 Average: all 1.81 0.00 0.43 0.08 0.05 97.62 Average: 0 1.51 0.00 0.37 0.07 0.05 98.00 Average: 1 2.12 0.00 0.49 0.09 0.06 97.25