---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22030 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 8.2G 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 776 4893 4 2565 7165 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:07:b5:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79305sec preferred_lft 79305sec inet6 fe80::f816:3eff:fe07:b5d9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22030) 06/01/26 _x86_64_ (2 CPU) 00:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:05 1.55 0.02 1.51 0.03 0.81 18.39 437.07 00:20:00 1.62 0.11 1.48 0.02 3.51 19.19 626.06 00:30:05 2.03 0.25 1.75 0.02 30.71 76.82 648.49 00:40:05 23.93 3.02 18.66 2.25 229.11 3399.77 459.16 00:50:01 1.18 0.00 1.16 0.02 0.00 15.07 1.09 01:00:05 1.45 0.00 1.42 0.03 0.00 19.30 1.31 01:10:05 3.57 0.00 1.44 2.13 0.00 294.17 1503.46 01:20:00 1.57 0.00 1.53 0.04 0.00 209.19 3.67 01:30:05 1.62 0.00 1.58 0.04 0.00 20.79 1.47 Average: 4.28 0.38 3.39 0.51 29.37 452.40 409.11 00:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:05 6306704 7559176 261240 3.21 31084 1427008 532236 5.80 442448 1188664 224 00:20:00 6277120 7530248 290112 3.57 31400 1427264 530888 5.78 442372 1189020 172 00:30:05 6252180 7532300 287576 3.54 31752 1453536 727172 7.92 457032 1206748 188 00:40:05 5003608 7200608 567172 6.97 86812 2270776 801732 8.73 758976 2033184 196 00:50:01 5112000 7309516 458288 5.64 86952 2271172 716336 7.80 672704 2033720 208 01:00:05 4892508 7090680 677076 8.33 87112 2271668 938180 10.22 877332 2034376 196 01:10:05 4894376 7177092 589728 7.25 87312 2355288 876420 9.55 817224 2118196 200 01:20:00 4741452 7082312 683328 8.40 87496 2412448 1002432 10.92 893464 2175408 124 01:30:05 4736164 7077696 688124 8.46 87680 2412920 946096 10.30 886600 2176068 224 Average: 5357346 7284403 500294 6.15 68622 2033564 785721 8.56 694239 1795043 192 00:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:05 ens3 0.42 0.07 0.09 0.03 0.00 0.00 0.00 0.00 00:20:00 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:00 ens3 0.25 0.06 0.05 0.02 0.00 0.00 0.00 0.00 00:30:05 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 00:30:05 ens3 0.56 0.28 3.19 0.07 0.00 0.00 0.00 0.00 00:40:05 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:05 ens3 89.61 65.92 672.30 13.14 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 37.01 24.01 376.55 1.74 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 86.01 68.39 1108.53 4.49 0.00 0.00 0.00 0.00 01:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:05 ens3 32.45 30.64 498.30 2.09 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 28.74 27.44 450.14 1.86 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 17.18 16.01 261.05 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 32.49 25.89 374.81 2.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22030) 06/01/26 _x86_64_ (2 CPU) 00:00:05 CPU %user %nice %system %iowait %steal %idle 00:10:05 all 0.26 0.00 0.10 0.04 0.02 99.59 00:10:05 0 0.45 0.00 0.08 0.02 0.01 99.43 00:10:05 1 0.06 0.00 0.11 0.05 0.02 99.76 00:20:00 all 0.50 0.00 0.22 0.02 0.02 99.25 00:20:00 0 0.37 0.00 0.24 0.02 0.02 99.35 00:20:00 1 0.62 0.00 0.20 0.02 0.02 99.15 00:30:05 all 0.39 0.00 0.21 0.03 0.02 99.35 00:30:05 0 0.18 0.00 0.20 0.01 0.02 99.59 00:30:05 1 0.61 0.00 0.22 0.05 0.02 99.11 00:40:05 all 12.08 0.00 1.80 0.61 0.04 85.46 00:40:05 0 10.80 0.00 1.67 0.65 0.04 86.83 00:40:05 1 13.36 0.00 1.94 0.58 0.05 84.08 00:50:01 all 0.54 0.00 0.23 0.01 0.04 99.19 00:50:01 0 0.61 0.00 0.31 0.01 0.05 99.02 00:50:01 1 0.46 0.00 0.14 0.01 0.03 99.36 01:00:05 all 1.01 0.00 0.62 0.01 0.04 98.32 01:00:05 0 1.44 0.00 0.92 0.00 0.05 97.59 01:00:05 1 0.58 0.00 0.32 0.01 0.04 99.05 01:10:05 all 0.84 0.00 0.29 0.04 0.04 98.79 01:10:05 0 0.67 0.00 0.18 0.04 0.03 99.08 01:10:05 1 1.02 0.00 0.40 0.04 0.05 98.50 01:20:00 all 0.77 0.00 0.25 0.02 0.04 98.93 01:20:00 0 0.78 0.00 0.23 0.01 0.03 98.95 01:20:00 1 0.75 0.00 0.27 0.02 0.04 98.91 01:30:05 all 0.57 0.00 0.32 0.01 0.04 99.06 01:30:05 0 0.58 0.00 0.37 0.01 0.05 98.99 01:30:05 1 0.56 0.00 0.27 0.01 0.03 99.13 Average: all 1.88 0.00 0.45 0.09 0.03 97.55 Average: 0 1.76 0.00 0.47 0.09 0.03 97.65 Average: 1 2.00 0.00 0.43 0.09 0.03 97.45