---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-28550 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 8.3G 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 791 4748 4 2705 7149 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:0b:28:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.132/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5648sec preferred_lft 5648sec inet6 fe80::f816:3eff:fe0b:28fc/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-28550) 06/20/26 _x86_64_ (2 CPU) 00:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:06 1.79 0.01 1.76 0.01 0.81 20.89 432.34 00:20:06 1.86 0.11 1.72 0.04 3.05 24.14 968.81 00:30:06 1.83 0.00 1.81 0.02 0.00 20.23 1281.33 00:40:06 24.38 2.99 19.10 2.29 225.58 3451.15 504.49 00:50:06 1.56 0.00 1.55 0.02 0.00 17.61 1.15 01:00:06 1.77 0.00 1.73 0.04 0.00 20.74 1.56 01:10:06 1.82 0.00 1.77 0.05 0.00 432.12 6.71 01:20:06 1.76 0.00 1.74 0.02 0.00 149.14 4.31 01:30:05 1.77 0.00 1.75 0.02 0.00 20.84 0.36 Average: 4.28 0.35 3.66 0.28 25.49 461.93 355.73 00:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:06 6116488 7515788 292840 3.60 54108 1541256 594236 6.47 468156 1313104 336 00:20:06 6130664 7492092 316484 3.89 54260 1503160 591180 6.44 466708 1274816 252 00:30:06 6132248 7494108 314456 3.87 54360 1503484 591244 6.44 466744 1275240 220 00:40:06 4921716 7198796 557712 6.86 104948 2323700 828356 9.02 743480 2100924 220 00:50:06 4958424 7236032 520500 6.40 105080 2324104 790028 8.60 705292 2101460 256 01:00:06 4818364 7096568 659804 8.11 105188 2324592 965980 10.52 862840 2102056 224 01:10:06 4717096 7121384 633496 7.79 105316 2449264 964212 10.50 862624 2226856 240 01:20:06 4477604 6921912 832252 10.23 105436 2488628 1063448 11.58 962152 2266332 308 01:30:05 4575616 7020588 733588 9.02 105520 2489188 1022360 11.14 920376 2266856 220 Average: 5205358 7233030 540126 6.64 88246 2105264 823449 8.97 717597 1880849 253 00:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:06 ens3 0.27 0.09 0.08 0.04 0.00 0.00 0.00 0.00 00:20:06 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:06 ens3 0.23 0.08 0.07 0.04 0.00 0.00 0.00 0.00 00:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:06 ens3 0.57 0.15 0.19 0.11 0.00 0.00 0.00 0.00 00:40:06 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:06 ens3 85.44 65.42 670.37 13.07 0.00 0.00 0.00 0.00 00:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:06 ens3 25.85 22.36 379.62 1.58 0.00 0.00 0.00 0.00 01:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:06 ens3 65.08 60.15 1095.67 3.96 0.00 0.00 0.00 0.00 01:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:06 ens3 28.96 26.17 548.43 1.78 0.00 0.00 0.00 0.00 01:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:06 ens3 30.75 29.15 489.14 2.49 0.00 0.00 0.00 0.00 01:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:05 ens3 12.38 11.86 194.72 0.82 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 27.73 23.94 375.44 2.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28550) 06/20/26 _x86_64_ (2 CPU) 00:00:06 CPU %user %nice %system %iowait %steal %idle 00:10:06 all 0.26 0.00 0.10 0.03 0.03 99.59 00:10:06 0 0.06 0.00 0.12 0.02 0.03 99.77 00:10:06 1 0.46 0.00 0.07 0.03 0.02 99.42 00:20:06 all 0.63 0.00 0.22 0.03 0.02 99.10 00:20:06 0 0.54 0.00 0.24 0.04 0.03 99.16 00:20:06 1 0.73 0.00 0.19 0.02 0.02 99.05 00:30:06 all 0.23 0.00 0.17 0.07 0.02 99.51 00:30:06 0 0.14 0.00 0.16 0.03 0.03 99.65 00:30:06 1 0.32 0.00 0.17 0.11 0.02 99.37 00:40:06 all 11.99 0.00 1.79 1.06 0.05 85.11 00:40:06 0 12.06 0.00 1.81 0.75 0.05 85.33 00:40:06 1 11.91 0.00 1.77 1.36 0.06 84.90 00:50:06 all 0.56 0.00 0.24 0.55 0.04 98.61 00:50:06 0 0.62 0.00 0.31 0.27 0.05 98.75 00:50:06 1 0.50 0.00 0.17 0.83 0.04 98.47 01:00:06 all 0.96 0.00 0.59 0.12 0.05 98.28 01:00:06 0 0.87 0.00 0.57 0.07 0.05 98.44 01:00:06 1 1.05 0.00 0.61 0.18 0.04 98.12 01:10:06 all 0.97 0.00 0.31 0.08 0.04 98.59 01:10:06 0 0.96 0.00 0.28 0.09 0.04 98.62 01:10:06 1 0.98 0.00 0.35 0.07 0.04 98.56 01:20:06 all 0.81 0.00 0.28 0.15 0.04 98.73 01:20:06 0 0.75 0.00 0.20 0.25 0.04 98.77 01:20:06 1 0.86 0.00 0.36 0.06 0.04 98.68 01:30:05 all 0.62 0.00 0.32 0.14 0.04 98.88 01:30:05 0 0.81 0.00 0.36 0.24 0.04 98.55 01:30:05 1 0.43 0.00 0.29 0.03 0.04 99.21 Average: all 1.89 0.00 0.45 0.25 0.04 97.38 Average: 0 1.87 0.00 0.45 0.20 0.04 97.45 Average: 1 1.92 0.00 0.44 0.30 0.03 97.31