---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-1056 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 8.1G 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 782 4965 4 2493 7159 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:32:6f:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.160/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 55903sec preferred_lft 55903sec inet6 fe80::f816:3eff:fe32:6f28/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1056) 04/08/26 _x86_64_ (2 CPU) 00:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:16 1.72 0.01 1.70 0.01 0.81 20.02 434.17 00:20:01 1.95 0.11 1.81 0.02 3.56 22.87 379.52 00:30:19 1.72 0.00 1.70 0.01 0.00 19.66 634.40 00:40:15 38.01 16.66 19.06 2.29 379.50 3165.72 783.81 00:50:01 1.54 0.00 1.53 0.02 0.00 19.18 1.11 01:00:05 1.61 0.00 1.57 0.03 0.00 19.11 2.27 01:10:19 1.57 0.00 1.54 0.03 0.00 234.33 1.26 01:20:01 1.58 0.00 1.55 0.03 0.00 179.21 1.32 01:30:20 1.82 0.00 1.79 0.03 0.00 20.89 2.21 Average: 5.69 1.85 3.57 0.27 42.32 408.57 249.26 00:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:16 6258540 7556200 263140 3.24 38092 1464484 533672 5.81 454144 1220972 360 00:20:01 6245932 7532068 287076 3.53 38420 1452560 587000 6.39 458856 1209148 344 00:30:19 6250060 7536872 282264 3.47 38612 1453032 531924 5.79 453788 1209692 328 00:40:15 4975436 7147184 614956 7.56 93936 2233312 782864 8.53 738668 1999572 1052 00:50:01 4969880 7141996 620300 7.63 94056 2233684 883060 9.62 839008 2000068 200 01:00:05 4938000 7110756 651492 8.01 94192 2234200 907408 9.88 846016 2000720 240 01:10:19 4961476 7201996 559792 6.88 94352 2301412 855672 9.32 795584 2068052 280 01:20:01 4826796 7115648 645384 7.94 94480 2348908 923384 10.06 863212 2115716 160 01:30:20 4869488 7158916 601956 7.40 94620 2349364 886312 9.65 826364 2116276 172 Average: 5366179 7277960 502929 6.18 75640 2007884 765700 8.34 697293 1771135 348 00:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:16 ens3 0.21 0.04 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 0.15 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:19 ens3 0.51 0.12 0.17 0.10 0.00 0.00 0.00 0.00 00:40:15 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:15 ens3 79.49 58.83 577.46 13.81 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 27.67 22.01 357.37 1.57 0.00 0.00 0.00 0.00 01:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:05 ens3 87.73 79.71 1283.29 5.23 0.00 0.00 0.00 0.00 01:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:19 ens3 29.50 27.62 441.69 1.86 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 35.31 31.82 496.55 2.10 0.00 0.00 0.00 0.00 01:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:20 ens3 5.27 4.90 74.36 0.36 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 29.42 24.93 358.00 2.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1056) 04/08/26 _x86_64_ (2 CPU) 00:00:14 CPU %user %nice %system %iowait %steal %idle 00:10:16 all 0.22 0.00 0.11 0.01 0.03 99.64 00:10:16 0 0.08 0.00 0.12 0.01 0.03 99.76 00:10:16 1 0.35 0.00 0.09 0.01 0.03 99.52 00:20:01 all 0.54 0.00 0.21 0.02 0.03 99.19 00:20:01 0 0.63 0.00 0.20 0.01 0.02 99.14 00:20:01 1 0.46 0.00 0.23 0.03 0.04 99.25 00:30:19 all 0.24 0.00 0.16 0.01 0.03 99.56 00:30:19 0 0.30 0.00 0.14 0.02 0.02 99.52 00:30:19 1 0.17 0.00 0.18 0.01 0.04 99.59 00:40:15 all 10.95 0.18 1.78 0.64 0.05 86.40 00:40:15 0 10.26 0.33 1.66 0.84 0.05 86.87 00:40:15 1 11.64 0.03 1.91 0.44 0.05 85.93 00:50:01 all 0.50 0.00 0.23 0.01 0.06 99.20 00:50:01 0 0.59 0.00 0.18 0.01 0.05 99.17 00:50:01 1 0.41 0.00 0.28 0.01 0.07 99.23 01:00:05 all 1.06 0.00 0.62 0.01 0.06 98.25 01:00:05 0 1.11 0.00 0.44 0.01 0.05 98.39 01:00:05 1 1.00 0.00 0.81 0.01 0.08 98.10 01:10:19 all 0.75 0.00 0.25 0.01 0.07 98.92 01:10:19 0 0.79 0.00 0.21 0.02 0.07 98.91 01:10:19 1 0.70 0.00 0.29 0.01 0.07 98.93 01:20:01 all 0.77 0.00 0.24 0.01 0.07 98.91 01:20:01 0 0.85 0.00 0.23 0.01 0.08 98.83 01:20:01 1 0.69 0.00 0.24 0.01 0.06 99.00 01:30:20 all 0.42 0.00 0.25 0.01 0.06 99.25 01:30:20 0 0.51 0.00 0.19 0.01 0.05 99.23 01:30:20 1 0.33 0.00 0.32 0.01 0.08 99.26 Average: all 1.71 0.02 0.43 0.08 0.05 97.71 Average: 0 1.67 0.04 0.37 0.10 0.05 97.77 Average: 1 1.74 0.00 0.48 0.06 0.06 97.66