---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-495 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 780 5183 4 2270 7161 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:9c:fd:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.223/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80326sec preferred_lft 80326sec inet6 fe80::f816:3eff:fe9c:fdfe/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-495) 07/30/26 _x86_64_ (2 CPU) 01:46:22 LINUX RESTART (2 CPU) 01:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.48 0.03 1.45 0.01 1.25 18.18 441.12 02:10:09 1.34 0.01 1.34 0.00 0.05 16.12 0.12 02:20:10 1.35 0.00 1.34 0.00 0.01 15.57 0.12 02:30:01 1.52 0.00 1.50 0.02 0.00 18.43 664.19 02:40:11 1.33 0.00 1.33 0.00 0.00 15.91 0.00 02:50:12 13.50 1.71 11.02 0.76 138.01 2294.41 1007.11 03:00:01 27.54 1.44 10.59 15.51 121.57 1679.21 109888.75 03:10:14 1.35 0.00 1.33 0.01 0.00 15.68 1.06 03:20:15 1.32 0.00 1.29 0.02 0.00 16.19 1.25 Average: 5.58 0.35 3.45 1.78 28.73 450.84 12207.55 01:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6297328 7543780 276664 3.40 30560 1421776 527948 5.75 446528 1183336 124 02:10:09 6302488 7549468 270944 3.33 30756 1422112 527940 5.75 446760 1183860 148 02:20:10 6301984 7549456 270956 3.33 30916 1422436 528080 5.75 446820 1184348 148 02:30:01 6299244 7547240 273152 3.36 31096 1422756 530768 5.78 443304 1184852 124 02:40:11 6285564 7534052 286328 3.52 31248 1423088 558992 6.09 471520 1185336 184 02:50:12 5426208 7355528 426048 5.24 69036 2032908 682652 7.44 632392 1808820 31116 03:00:01 5181732 7386916 379268 4.66 87188 2277736 651420 7.10 607916 2041224 264 03:10:14 5186792 7392496 373700 4.60 87340 2278092 651584 7.10 607988 2041744 140 03:20:15 5183348 7389580 376468 4.63 87516 2278448 706588 7.70 613320 2042272 212 Average: 5829410 7472057 325948 4.01 53962 1775484 596219 6.49 524061 1539532 3607 01:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.65 0.06 0.07 0.02 0.00 0.00 0.00 0.00 02:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:09 ens3 0.53 0.03 4.12 0.01 0.00 0.00 0.00 0.00 02:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:10 ens3 0.25 0.07 0.08 0.03 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 0.59 0.13 0.83 0.11 0.00 0.00 0.00 0.00 02:40:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:11 ens3 6.15 3.89 4.07 3.46 0.00 0.00 0.00 0.00 02:50:12 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 02:50:12 ens3 32.69 21.55 244.70 9.35 0.00 0.00 0.00 0.00 03:00:01 lo 1.18 1.18 0.07 0.07 0.00 0.00 0.00 0.00 03:00:01 ens3 28.98 21.09 75.14 5.53 0.00 0.00 0.00 0.00 03:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:14 ens3 2.76 0.32 0.48 0.16 0.00 0.00 0.00 0.00 03:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:15 ens3 0.59 0.24 0.10 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 8.08 5.23 36.47 2.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-495) 07/30/26 _x86_64_ (2 CPU) 01:46:22 LINUX RESTART (2 CPU) 01:50:08 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.31 0.00 0.16 0.01 0.01 99.51 02:00:01 0 0.37 0.00 0.17 0.01 0.01 99.43 02:00:01 1 0.24 0.00 0.16 0.01 0.02 99.58 02:10:09 all 0.28 0.00 0.08 0.01 0.01 99.63 02:10:09 0 0.47 0.00 0.05 0.01 0.01 99.47 02:10:09 1 0.08 0.00 0.10 0.00 0.02 99.79 02:20:10 all 0.19 0.00 0.08 0.01 0.01 99.71 02:20:10 0 0.11 0.00 0.08 0.01 0.01 99.79 02:20:10 1 0.27 0.00 0.09 0.01 0.01 99.63 02:30:01 all 0.35 0.00 0.19 0.01 0.01 99.43 02:30:01 0 0.58 0.00 0.15 0.01 0.01 99.25 02:30:01 1 0.13 0.00 0.23 0.01 0.02 99.61 02:40:11 all 0.43 0.00 0.12 0.01 0.02 99.43 02:40:11 0 0.55 0.00 0.12 0.00 0.01 99.32 02:40:11 1 0.31 0.00 0.11 0.01 0.02 99.55 02:50:12 all 5.73 0.00 0.89 2.68 0.03 90.66 02:50:12 0 5.69 0.00 0.83 2.30 0.03 91.14 02:50:12 1 5.77 0.00 0.96 3.06 0.03 90.18 03:00:01 all 7.25 0.00 1.19 3.99 0.06 87.52 03:00:01 0 7.53 0.00 1.23 3.55 0.06 87.63 03:00:01 1 6.96 0.00 1.14 4.42 0.06 87.41 03:10:14 all 0.42 0.00 0.13 0.02 0.04 99.39 03:10:14 0 0.46 0.00 0.16 0.03 0.05 99.30 03:10:14 1 0.39 0.00 0.11 0.00 0.03 99.47 03:20:15 all 0.44 0.00 0.15 0.01 0.04 99.36 03:20:15 0 0.53 0.00 0.10 0.01 0.02 99.33 03:20:15 1 0.34 0.00 0.20 0.01 0.06 99.39 Average: all 1.69 0.00 0.33 0.74 0.03 97.21 Average: 0 1.79 0.00 0.32 0.65 0.02 97.21 Average: 1 1.60 0.00 0.34 0.83 0.03 97.21