---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-1695 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 8.0G 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 779 5026 4 2437 7162 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:69:92:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 6084sec preferred_lft 6084sec inet6 fe80::f816:3eff:fe69:922a/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-1695) 08/04/26 _x86_64_ (2 CPU) 00:00:33 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:36 1.64 0.01 1.61 0.01 0.81 19.53 0.25 00:20:36 1.84 0.11 1.70 0.04 3.05 23.97 145.50 00:30:03 1.67 0.00 1.66 0.01 0.00 18.70 0.30 00:40:33 23.87 2.71 18.98 2.18 213.33 3285.46 976.35 00:50:39 1.59 0.00 1.57 0.02 0.00 23.68 0.17 01:00:39 1.77 0.00 1.73 0.04 0.00 24.24 102.85 01:10:03 1.64 0.00 1.62 0.02 0.00 146.31 414.12 01:20:33 1.62 0.00 1.61 0.01 0.00 30.86 0.18 01:30:13 1.77 0.00 1.74 0.03 0.00 25.89 0.58 Average: 4.29 0.33 3.68 0.27 25.41 418.68 185.62 00:00:33 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:36 6128352 7523904 284744 3.50 53396 1538084 751236 8.18 473024 1308784 128 00:20:36 6134756 7492436 316132 3.89 53544 1500012 749024 8.16 471904 1270644 132 00:30:03 6141716 7499988 308580 3.79 53660 1500472 749048 8.16 472400 1271092 268 00:40:33 5067152 7352916 402760 4.95 105184 2331308 866084 9.43 622632 2108332 176 00:50:39 5071880 7359792 395888 4.87 105300 2333360 858332 9.35 606752 2110492 44 01:00:39 5060848 7350396 405144 4.98 105436 2334888 877112 9.55 624996 2112132 200 01:10:03 5036532 7362472 393012 4.83 105588 2371008 864892 9.42 611756 2148436 212 01:20:33 5010844 7341332 414108 5.09 105684 2375396 868000 9.45 615112 2152920 124 01:30:13 4974416 7306992 448296 5.51 105784 2377356 900220 9.81 647396 2154980 208 Average: 5402944 7398914 374296 4.60 88175 2073543 831550 9.06 571775 1848646 166 00:00:33 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:36 ens3 0.39 0.13 0.16 0.10 0.00 0.00 0.00 0.00 00:20:36 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:36 ens3 0.56 0.16 0.19 0.10 0.00 0.00 0.00 0.00 00:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:03 ens3 1.47 0.60 0.34 2.26 0.00 0.00 0.00 0.00 00:40:33 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 00:40:33 ens3 69.48 47.12 329.91 11.73 0.00 0.00 0.00 0.00 00:50:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:39 ens3 21.47 18.29 221.93 1.54 0.00 0.00 0.00 0.00 01:00:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:39 ens3 7.35 6.33 33.41 0.83 0.00 0.00 0.00 0.00 01:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:03 ens3 18.11 16.75 167.34 1.81 0.00 0.00 0.00 0.00 01:20:33 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:33 ens3 15.75 14.92 135.11 1.61 0.00 0.00 0.00 0.00 01:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:13 ens3 16.62 15.97 173.86 1.37 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 17.17 13.60 119.52 2.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1695) 08/04/26 _x86_64_ (2 CPU) 00:00:33 CPU %user %nice %system %iowait %steal %idle 00:10:36 all 0.24 0.00 0.11 0.01 0.03 99.61 00:10:36 0 0.14 0.00 0.12 0.01 0.03 99.70 00:10:36 1 0.35 0.00 0.10 0.01 0.03 99.51 00:20:36 all 0.65 0.00 0.22 0.01 0.04 99.08 00:20:36 0 0.45 0.00 0.22 0.01 0.04 99.29 00:20:36 1 0.86 0.00 0.23 0.02 0.04 98.86 00:30:03 all 0.19 0.00 0.16 0.01 0.03 99.61 00:30:03 0 0.13 0.00 0.15 0.02 0.02 99.68 00:30:03 1 0.25 0.00 0.16 0.00 0.03 99.55 00:40:33 all 11.65 0.00 1.68 0.66 0.05 85.96 00:40:33 0 10.63 0.00 1.50 0.66 0.05 87.17 00:40:33 1 12.67 0.00 1.86 0.66 0.05 84.76 00:50:39 all 0.98 0.00 0.27 0.01 0.04 98.70 00:50:39 0 0.64 0.00 0.23 0.01 0.04 99.08 00:50:39 1 1.31 0.00 0.32 0.00 0.04 98.32 01:00:39 all 4.98 0.00 0.63 0.01 0.06 94.32 01:00:39 0 5.15 0.00 0.69 0.01 0.06 94.09 01:00:39 1 4.82 0.00 0.56 0.01 0.06 94.55 01:10:03 all 4.65 0.00 0.52 0.02 0.06 94.76 01:10:03 0 3.36 0.00 0.39 0.01 0.05 96.19 01:10:03 1 5.93 0.00 0.65 0.02 0.07 93.33 01:20:33 all 1.62 0.00 0.32 0.01 0.05 98.00 01:20:33 0 2.40 0.00 0.37 0.01 0.06 97.16 01:20:33 1 0.84 0.00 0.27 0.01 0.04 98.84 01:30:13 all 0.99 0.00 0.35 0.01 0.06 98.59 01:30:13 0 0.75 0.00 0.34 0.01 0.06 98.84 01:30:13 1 1.23 0.00 0.35 0.01 0.06 98.35 Average: all 2.93 0.00 0.48 0.09 0.05 96.46 Average: 0 2.68 0.00 0.45 0.09 0.04 96.74 Average: 1 3.18 0.00 0.51 0.09 0.05 96.18