---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-765 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 750 5212 4 2271 7191 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:69:22:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.88/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80348sec preferred_lft 80348sec inet6 fe80::f816:3eff:fe69:220a/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-765) 07/31/26 _x86_64_ (2 CPU) 01:44:33 LINUX RESTART (2 CPU) 01:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:02 1.57 0.03 1.52 0.01 1.29 18.77 653.90 02:10:01 1.34 0.00 1.32 0.02 0.00 15.65 1.20 02:20:02 2.08 0.26 1.80 0.02 31.99 78.43 0.84 02:30:01 1.50 0.00 1.49 0.02 0.00 18.14 872.87 02:40:01 1.35 0.00 1.35 0.00 0.00 16.45 0.00 02:50:02 12.54 1.50 10.13 0.91 111.58 1624.45 200.85 03:00:01 12.31 1.35 9.54 1.43 114.07 1822.57 265.17 03:10:01 14.73 0.00 1.25 13.47 0.15 15.60 106461.68 03:20:02 1.30 0.00 1.30 0.00 0.00 16.59 0.03 Average: 5.41 0.35 3.30 1.76 28.80 403.02 12052.67 01:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:02 6296256 7543376 277164 3.41 30632 1422156 530864 5.78 446600 1183652 280 02:10:01 6303620 7551264 269276 3.31 30824 1422476 530864 5.78 446812 1184172 172 02:20:02 6263696 7539024 281132 3.46 31232 1449388 530888 5.78 456040 1202416 132 02:30:01 6257744 7533644 286444 3.52 31416 1449736 531096 5.78 456560 1202948 172 02:40:01 6263844 7540248 279832 3.44 31588 1450064 531676 5.79 457380 1203448 288 02:50:02 5468580 7404844 375152 4.61 71624 2035764 629652 6.86 578788 1812688 213524 03:00:01 5190500 7397088 369408 4.54 87408 2278708 639592 6.97 593204 2042224 312 03:10:01 5189748 7396828 369652 4.55 87504 2279104 639592 6.97 593336 2042688 276 03:20:02 5196552 7404148 362120 4.45 87672 2279460 694788 7.57 598648 2043208 136 Average: 5825616 7478940 318909 3.92 54433 1785206 584335 6.36 514152 1546383 23921 01:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:02 ens3 1.00 0.04 0.10 0.01 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.43 0.04 0.06 0.01 0.00 0.00 0.00 0.00 02:20:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 0.85 0.43 3.27 0.06 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.40 0.18 0.08 0.45 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 6.19 3.70 4.16 2.79 0.00 0.00 0.00 0.00 02:50:02 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 02:50:02 ens3 35.86 23.62 276.95 10.26 0.00 0.00 0.00 0.00 03:00:01 lo 1.17 1.17 0.07 0.07 0.00 0.00 0.00 0.00 03:00:01 ens3 27.87 20.12 39.93 5.62 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 2.60 0.25 0.41 0.11 0.00 0.00 0.00 0.00 03:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:02 ens3 0.71 0.23 0.11 0.05 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.44 5.40 36.16 2.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-765) 07/31/26 _x86_64_ (2 CPU) 01:44:33 LINUX RESTART (2 CPU) 01:50:02 CPU %user %nice %system %iowait %steal %idle 02:00:02 all 0.29 0.00 0.17 0.01 0.04 99.49 02:00:02 0 0.29 0.00 0.17 0.01 0.04 99.49 02:00:02 1 0.28 0.00 0.16 0.02 0.04 99.49 02:10:01 all 0.23 0.00 0.07 0.01 0.04 99.65 02:10:01 0 0.41 0.00 0.05 0.01 0.03 99.50 02:10:01 1 0.05 0.00 0.09 0.01 0.05 99.80 02:20:02 all 0.36 0.00 0.10 0.12 0.04 99.39 02:20:02 0 0.50 0.00 0.07 0.04 0.03 99.35 02:20:02 1 0.22 0.00 0.12 0.19 0.04 99.42 02:30:01 all 0.28 0.00 0.16 0.01 0.04 99.51 02:30:01 0 0.35 0.00 0.15 0.02 0.04 99.44 02:30:01 1 0.22 0.00 0.16 0.01 0.04 99.58 02:40:01 all 0.33 0.00 0.09 0.01 0.04 99.54 02:40:01 0 0.18 0.00 0.10 0.01 0.04 99.68 02:40:01 1 0.48 0.00 0.07 0.01 0.04 99.40 02:50:02 all 6.00 0.00 0.85 0.29 0.05 92.81 02:50:02 0 9.20 0.00 1.02 0.30 0.05 89.43 02:50:02 1 2.80 0.00 0.67 0.28 0.05 96.20 03:00:01 all 5.98 0.00 1.04 0.27 0.06 92.65 03:00:01 0 6.78 0.00 1.04 0.34 0.07 91.76 03:00:01 1 5.18 0.00 1.04 0.19 0.06 93.53 03:10:01 all 0.39 0.00 0.15 0.02 0.06 99.37 03:10:01 0 0.40 0.00 0.12 0.01 0.05 99.43 03:10:01 1 0.37 0.00 0.19 0.04 0.08 99.32 03:20:02 all 0.45 0.00 0.15 0.01 0.06 99.34 03:20:02 0 0.42 0.00 0.09 0.00 0.04 99.45 03:20:02 1 0.48 0.00 0.20 0.01 0.08 99.23 Average: all 1.59 0.00 0.31 0.08 0.05 97.97 Average: 0 2.06 0.00 0.31 0.08 0.04 97.51 Average: 1 1.12 0.00 0.30 0.08 0.05 98.44