---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-7323 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 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 761 5138 4 2339 7180 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:6d:08:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.83/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 49203sec preferred_lft 49203sec inet6 fe80::f816:3eff:fe6d:872/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-7323) 04/25/26 _x86_64_ (2 CPU) 00:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.86 0.02 1.83 0.02 0.82 21.80 0.27 00:20:11 1.96 0.12 1.81 0.03 3.57 24.71 236.58 00:30:10 1.57 0.00 1.56 0.02 0.00 17.87 0.41 00:40:01 22.22 3.00 17.15 2.07 225.39 2734.48 1212.42 00:50:09 4.60 0.05 4.33 0.22 3.71 650.33 63.90 01:00:10 1.82 0.00 1.78 0.03 0.00 26.66 1.96 01:10:01 1.67 0.00 1.65 0.03 0.00 135.17 403.72 01:20:11 1.55 0.00 1.52 0.02 0.00 34.81 2.90 01:30:08 2.03 0.00 1.98 0.05 0.00 28.42 4.07 Average: 4.34 0.35 3.71 0.27 25.58 404.59 211.94 00:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6136440 7530512 278932 3.43 53064 1537376 593280 6.46 472680 1307240 276 00:20:11 6138456 7495012 314304 3.86 53236 1499624 590556 6.43 471176 1269324 124 00:30:10 6147304 7504480 304704 3.75 53380 1500084 590560 6.43 471312 1269800 268 00:40:01 5150132 7348604 412340 5.07 102104 2251428 714172 7.78 647512 2025300 177996 00:50:09 5156208 7345860 415868 5.11 102748 2242652 718480 7.83 619908 2016744 564 01:00:10 5163588 7355188 406528 5.00 102884 2244476 721928 7.86 622708 2018688 172 01:10:01 5067712 7294204 467408 5.75 103008 2279156 740968 8.07 641356 2053492 328 01:20:11 5125472 7357624 403936 4.97 103140 2284588 712988 7.77 613672 2059088 208 01:30:08 5077136 7311488 450000 5.53 103300 2286588 745516 8.12 646276 2061248 256 Average: 5462494 7393664 383780 4.72 86318 2013997 680939 7.42 578511 1786769 20021 00:00:08 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 0.07 0.07 0.03 0.00 0.00 0.00 0.00 00:20:11 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:11 ens3 0.35 0.08 0.10 0.04 0.00 0.00 0.00 0.00 00:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:10 ens3 0.61 0.15 0.18 0.09 0.00 0.00 0.00 0.00 00:40:01 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 40.45 26.85 299.35 8.10 0.00 0.00 0.00 0.00 00:50:09 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 00:50:09 ens3 47.44 36.77 226.20 5.72 0.00 0.00 0.00 0.00 01:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:10 ens3 10.12 9.18 61.38 1.41 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 9.22 7.27 74.46 0.89 0.00 0.00 0.00 0.00 01:20:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:11 ens3 16.56 14.77 112.54 1.89 0.00 0.00 0.00 0.00 01:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:08 ens3 21.78 20.73 252.98 1.66 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 16.32 12.89 113.92 2.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-7323) 04/25/26 _x86_64_ (2 CPU) 00:00:08 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.27 0.00 0.11 0.06 0.03 99.52 00:10:01 0 0.14 0.00 0.12 0.08 0.03 99.62 00:10:01 1 0.41 0.00 0.09 0.05 0.03 99.43 00:20:11 all 0.68 0.00 0.21 0.04 0.03 99.05 00:20:11 0 0.51 0.00 0.23 0.05 0.03 99.19 00:20:11 1 0.85 0.00 0.19 0.03 0.02 98.91 00:30:10 all 0.29 0.00 0.15 0.18 0.03 99.35 00:30:10 0 0.49 0.00 0.14 0.16 0.02 99.19 00:30:10 1 0.09 0.00 0.16 0.19 0.04 99.51 00:40:01 all 10.38 0.00 1.54 4.96 0.05 83.07 00:40:01 0 10.89 0.00 1.66 4.03 0.05 83.36 00:40:01 1 9.86 0.00 1.43 5.89 0.05 82.78 00:50:09 all 2.17 0.00 0.47 0.47 0.05 96.84 00:50:09 0 2.02 0.00 0.50 0.52 0.06 96.90 00:50:09 1 2.31 0.00 0.45 0.41 0.04 96.78 01:00:10 all 2.17 0.00 0.43 0.08 0.05 97.27 01:00:10 0 1.37 0.00 0.33 0.02 0.05 98.24 01:00:10 1 2.98 0.00 0.52 0.14 0.06 96.30 01:10:01 all 8.01 0.00 0.84 0.16 0.07 90.92 01:10:01 0 9.67 0.00 0.99 0.20 0.07 89.06 01:10:01 1 6.38 0.00 0.68 0.11 0.07 92.76 01:20:11 all 1.94 0.00 0.30 4.97 0.05 92.73 01:20:11 0 1.92 0.00 0.24 9.70 0.04 88.11 01:20:11 1 1.97 0.00 0.37 0.24 0.07 97.36 01:30:08 all 0.98 0.00 0.38 0.01 0.05 98.58 01:30:08 0 1.23 0.00 0.41 0.02 0.05 98.29 01:30:08 1 0.73 0.00 0.35 0.01 0.04 98.87 Average: all 2.96 0.00 0.49 1.22 0.05 95.29 Average: 0 3.10 0.00 0.51 1.66 0.05 94.69 Average: 1 2.82 0.00 0.47 0.78 0.05 95.89