---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2713 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 760 5141 4 2337 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:5f:56:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.70/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 17061sec preferred_lft 17061sec inet6 fe80::f816:3eff:fe5f:562f/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-2713) 04/15/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:06 1.87 0.01 1.84 0.01 0.81 21.31 428.86 00:20:01 1.88 0.11 1.75 0.03 3.08 23.70 790.38 00:30:01 1.82 0.00 1.80 0.01 0.00 20.18 864.67 00:40:06 23.27 3.00 18.08 2.19 224.26 3104.38 487.40 00:50:01 1.70 0.00 1.69 0.00 0.00 25.60 0.03 01:00:01 1.91 0.00 1.88 0.02 0.00 26.78 0.45 01:10:06 1.65 0.00 1.63 0.02 0.00 132.57 394.75 01:20:01 1.71 0.00 1.67 0.04 0.00 37.03 5.02 01:30:01 1.85 0.00 1.79 0.06 0.00 26.09 4.84 Average: 4.20 0.35 3.59 0.27 25.54 382.48 331.22 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:06 6125308 7512788 296096 3.64 51308 1532248 740888 8.07 472412 1299324 216 00:20:01 6143444 7498884 309828 3.81 51480 1499956 738956 8.05 471460 1266988 240 00:30:01 6137992 7493932 314804 3.87 51644 1500280 738952 8.05 471360 1267476 240 00:40:06 5214408 7399060 362064 4.45 101176 2238820 848628 9.24 606712 2010572 1132 00:50:01 5150740 7337188 423980 5.21 101272 2240592 875208 9.53 624656 2012440 240 01:00:01 5180364 7368828 392256 4.82 101364 2242528 877472 9.56 627564 2014332 236 01:10:06 5123668 7347140 413956 5.09 101500 2277344 880040 9.59 629772 2049284 308 01:20:01 5130180 7359476 401600 4.94 101616 2282976 868180 9.46 617396 2055040 124 01:30:01 5092368 7323532 437464 5.38 101748 2284684 900352 9.81 649424 2056880 244 Average: 5477608 7404536 372450 4.58 84790 2011048 829853 9.04 574528 1781371 331 00:00:01 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 0.19 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.12 0.06 0.04 0.02 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.47 0.12 0.17 0.10 0.00 0.00 0.00 0.00 00:40:06 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:06 ens3 57.91 42.07 296.95 12.30 0.00 0.00 0.00 0.00 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 21.08 17.54 225.77 1.55 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 8.44 7.68 61.26 0.86 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 11.99 10.98 155.24 1.12 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 18.48 17.56 143.38 2.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 12.93 12.30 139.94 1.10 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 14.65 12.05 113.70 2.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-2713) 04/15/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:06 all 0.25 0.00 0.10 0.01 0.02 99.62 00:10:06 0 0.11 0.00 0.11 0.01 0.03 99.74 00:10:06 1 0.39 0.00 0.08 0.01 0.02 99.49 00:20:01 all 0.63 0.00 0.21 0.01 0.03 99.12 00:20:01 0 0.45 0.00 0.23 0.02 0.04 99.26 00:20:01 1 0.80 0.00 0.19 0.01 0.02 98.98 00:30:01 all 0.25 0.00 0.16 0.01 0.03 99.56 00:30:01 0 0.41 0.00 0.15 0.01 0.02 99.41 00:30:01 1 0.09 0.00 0.16 0.01 0.03 99.70 00:40:06 all 10.83 0.00 1.62 0.52 0.05 86.99 00:40:06 0 9.94 0.00 1.52 0.43 0.04 88.06 00:40:06 1 11.72 0.00 1.71 0.60 0.05 85.92 00:50:01 all 0.92 0.00 0.26 0.01 0.05 98.76 00:50:01 0 0.92 0.00 0.24 0.01 0.04 98.79 00:50:01 1 0.93 0.00 0.29 0.01 0.05 98.72 01:00:01 all 3.13 0.00 0.51 0.01 0.06 96.30 01:00:01 0 5.39 0.00 0.77 0.01 0.07 93.78 01:00:01 1 0.93 0.00 0.26 0.01 0.05 98.75 01:10:06 all 4.46 0.00 0.57 0.02 0.06 94.90 01:10:06 0 7.67 0.00 0.89 0.02 0.06 91.35 01:10:06 1 1.36 0.00 0.26 0.01 0.05 98.32 01:20:01 all 2.04 0.00 0.31 0.01 0.04 97.59 01:20:01 0 0.79 0.00 0.18 0.02 0.04 98.98 01:20:01 1 3.30 0.00 0.44 0.01 0.05 96.21 01:30:01 all 0.85 0.00 0.32 0.01 0.04 98.77 01:30:01 0 0.98 0.00 0.40 0.01 0.05 98.57 01:30:01 1 0.73 0.00 0.25 0.02 0.03 98.97 Average: all 2.60 0.00 0.45 0.07 0.04 96.84 Average: 0 2.95 0.00 0.50 0.06 0.04 96.45 Average: 1 2.26 0.00 0.41 0.08 0.04 97.22