---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27740 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 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 763 5118 4 2360 7178 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:4b:37:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.206/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 4293sec preferred_lft 4293sec inet6 fe80::f816:3eff:fe4b:37c5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27740) 06/17/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:02 1.74 0.01 1.71 0.01 0.81 20.55 0.21 00:20:00 1.80 0.11 1.67 0.03 3.06 23.58 931.95 00:30:00 1.83 0.00 1.81 0.02 0.00 20.95 648.84 00:40:00 25.81 2.99 20.54 2.28 225.61 3434.41 886.28 00:50:02 1.62 0.00 1.61 0.01 0.00 21.78 1.08 01:00:00 1.71 0.00 1.68 0.03 0.00 21.24 1.46 01:10:02 1.47 0.00 1.45 0.02 0.00 17.89 1.20 01:20:00 1.75 0.00 1.74 0.02 0.00 21.72 0.66 01:30:01 1.68 0.00 1.66 0.02 0.00 21.53 0.25 01:40:02 1.45 0.00 1.45 0.00 0.00 17.58 0.00 Average: 4.09 0.31 3.53 0.24 22.94 362.02 246.76 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:02 6108512 7511196 297316 3.66 56780 1541944 538976 5.87 469276 1315992 352 00:20:00 6125044 7489376 319024 3.92 56916 1503384 536940 5.85 467952 1277352 140 00:30:00 6145244 7510056 298300 3.67 57072 1503716 536940 5.85 467996 1277832 152 00:40:00 5116268 7394856 361524 4.45 107064 2323080 633872 6.90 596280 2102072 1204 00:50:02 5115776 7395040 361516 4.45 107152 2323712 634036 6.91 596772 2102796 248 01:00:00 5097908 7378132 378332 4.65 107232 2324608 635124 6.92 597708 2103628 144 01:10:02 5096732 7377876 378632 4.66 107320 2325432 635124 6.92 597740 2104548 580 01:20:00 5090688 7372584 383868 4.72 107424 2326064 635228 6.92 598024 2105292 152 01:30:01 5086676 7369704 386680 4.75 107512 2327124 643612 7.01 597944 2106424 276 01:40:02 5086852 7370748 385652 4.74 107584 2327908 643676 7.01 598328 2107296 388 Average: 5406970 7416957 355084 4.37 92206 2082697 607353 6.62 558802 1860323 364 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:02 ens3 0.23 0.08 0.07 0.04 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 0.16 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:00 ens3 0.53 0.15 0.18 0.10 0.00 0.00 0.00 0.00 00:40:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:00 ens3 64.88 46.02 314.79 12.00 0.00 0.00 0.00 0.00 00:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:02 ens3 3.11 0.16 0.44 0.09 0.00 0.00 0.00 0.00 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 2.45 1.25 0.51 0.68 0.00 0.00 0.00 0.00 01:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:02 ens3 1.59 1.20 1.54 0.14 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 0.51 0.14 0.12 0.06 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 2.14 1.85 0.41 0.37 0.00 0.00 0.00 0.00 01:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:02 ens3 1.24 0.91 0.27 0.13 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 7.68 5.18 31.83 1.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27740) 06/17/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:02 all 0.22 0.00 0.10 0.18 0.02 99.48 00:10:02 0 0.06 0.00 0.13 0.27 0.03 99.52 00:10:02 1 0.38 0.00 0.07 0.09 0.01 99.45 00:20:00 all 0.66 0.00 0.22 0.01 0.02 99.09 00:20:00 0 0.50 0.00 0.20 0.01 0.02 99.28 00:20:00 1 0.82 0.00 0.24 0.02 0.02 98.90 00:30:00 all 0.29 0.00 0.17 0.07 0.02 99.45 00:30:00 0 0.29 0.00 0.14 0.05 0.02 99.51 00:30:00 1 0.30 0.00 0.20 0.10 0.02 99.39 00:40:00 all 12.23 0.00 1.80 1.37 0.04 84.55 00:40:00 0 10.06 0.00 1.67 1.17 0.05 87.06 00:40:00 1 14.40 0.00 1.93 1.58 0.04 82.05 00:50:02 all 0.49 0.00 0.15 0.01 0.04 99.32 00:50:02 0 0.54 0.00 0.09 0.01 0.02 99.34 00:50:02 1 0.43 0.00 0.21 0.01 0.05 99.30 01:00:00 all 0.53 0.00 0.24 0.01 0.04 99.18 01:00:00 0 0.55 0.00 0.25 0.01 0.03 99.16 01:00:00 1 0.52 0.00 0.23 0.01 0.04 99.20 01:10:02 all 0.53 0.00 0.14 0.01 0.04 99.28 01:10:02 0 0.64 0.00 0.09 0.01 0.02 99.24 01:10:02 1 0.43 0.00 0.19 0.01 0.05 99.32 01:20:00 all 0.48 0.00 0.14 0.01 0.04 99.33 01:20:00 0 0.40 0.00 0.20 0.01 0.05 99.34 01:20:00 1 0.56 0.00 0.09 0.00 0.02 99.32 01:30:01 all 0.65 0.00 0.24 0.01 0.05 99.05 01:30:01 0 0.44 0.00 0.28 0.01 0.07 99.21 01:30:01 1 0.85 0.00 0.21 0.01 0.03 98.90 01:40:02 all 0.45 0.00 0.14 0.01 0.05 99.36 01:40:02 0 0.46 0.00 0.15 0.00 0.06 99.33 01:40:02 1 0.44 0.00 0.12 0.02 0.05 99.38 Average: all 1.65 0.00 0.33 0.17 0.03 97.81 Average: 0 1.39 0.00 0.32 0.15 0.04 98.10 Average: 1 1.91 0.00 0.35 0.18 0.03 97.52