---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-35864 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 8.3G 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 780 4816 4 2640 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:23:8c:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.225/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78913sec preferred_lft 78913sec inet6 fe80::f816:3eff:fe23:8cc8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-35864) 07/15/26 _x86_64_ (2 CPU) 00:40:29 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.52 0.01 1.49 0.03 0.05 17.81 436.68 01:10:15 13.69 0.00 1.40 12.28 0.14 16.19 106718.85 01:20:01 1.43 0.00 1.41 0.02 0.01 16.16 1.23 01:30:01 1.51 0.00 1.48 0.03 0.00 17.94 436.69 01:40:15 1.34 0.00 1.33 0.02 0.00 15.99 1.17 01:50:01 27.17 2.93 21.84 2.39 231.09 3682.16 1003.44 02:00:01 1.47 0.00 1.45 0.02 0.00 18.46 0.23 02:10:15 1.25 0.00 1.25 0.00 0.00 16.26 0.00 02:20:01 1.45 0.00 1.43 0.02 0.00 376.56 2.58 02:30:01 1.65 0.00 1.63 0.03 0.00 219.18 1.77 02:40:15 1.33 0.00 1.33 0.00 0.00 17.07 0.00 Average: 4.85 0.26 3.23 1.37 20.49 391.96 10069.79 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6257392 7531360 288424 3.55 30976 1448284 735600 8.01 457192 1201384 128 01:10:15 6260288 7534856 284912 3.50 31184 1448672 737588 8.03 459960 1201944 164 01:20:01 6260036 7535136 284612 3.50 31388 1448996 737588 8.03 460384 1202468 160 01:30:01 6250992 7526648 293084 3.60 31592 1449328 737588 8.03 460172 1203016 128 01:40:15 6258832 7535176 284576 3.50 31816 1449788 765916 8.34 466244 1203568 200 01:50:01 5015044 7229816 536444 6.60 87536 2286756 1012864 11.03 750148 2050700 240 02:00:01 4937212 7152524 613644 7.55 87672 2287160 1067264 11.62 804200 2051240 284 02:10:15 4891140 7107068 659116 8.10 87804 2287644 1152504 12.55 872368 2051856 132 02:20:01 4840376 7163540 601468 7.40 87992 2393640 1096480 11.94 816904 2158040 168 02:30:01 4684568 7069152 694704 8.54 88160 2454040 1176232 12.81 897608 2218480 240 02:40:15 4633624 7018824 745056 9.16 88316 2454500 1213296 13.22 934112 2219088 192 Average: 5480864 7309464 480549 5.91 62221 1946255 948447 10.33 670845 1705617 185 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.60 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:15 ens3 0.65 0.05 2.15 0.03 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.43 0.07 0.10 0.05 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 0.28 0.05 0.09 0.03 0.00 0.00 0.00 0.00 01:40:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:15 ens3 0.57 0.29 0.15 0.59 0.00 0.00 0.00 0.00 01:50:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 94.62 67.95 689.45 12.97 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 28.23 24.79 398.80 1.66 0.00 0.00 0.00 0.00 02:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:15 ens3 72.87 68.76 1136.87 4.50 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 36.77 34.04 550.69 2.27 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 28.24 27.05 468.79 1.79 0.00 0.00 0.00 0.00 02:40:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:15 ens3 12.68 11.74 213.73 0.89 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 24.94 21.26 314.22 2.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-35864) 07/15/26 _x86_64_ (2 CPU) 00:40:29 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.29 0.00 0.16 0.01 0.03 99.51 01:00:01 0 0.50 0.00 0.15 0.02 0.02 99.32 01:00:01 1 0.09 0.00 0.18 0.00 0.04 99.69 01:10:15 all 0.28 0.00 0.08 0.03 0.03 99.57 01:10:15 0 0.39 0.00 0.07 0.05 0.02 99.47 01:10:15 1 0.18 0.00 0.10 0.00 0.04 99.68 01:20:01 all 0.24 0.00 0.08 0.01 0.03 99.63 01:20:01 0 0.17 0.00 0.08 0.01 0.04 99.71 01:20:01 1 0.32 0.00 0.08 0.01 0.03 99.56 01:30:01 all 0.26 0.00 0.16 0.01 0.03 99.55 01:30:01 0 0.45 0.00 0.16 0.01 0.02 99.37 01:30:01 1 0.07 0.00 0.16 0.01 0.04 99.72 01:40:15 all 0.28 0.00 0.07 0.01 0.03 99.62 01:40:15 0 0.49 0.00 0.05 0.01 0.01 99.43 01:40:15 1 0.06 0.00 0.08 0.01 0.04 99.81 01:50:01 all 12.57 0.00 1.89 0.53 0.07 84.95 01:50:01 0 15.09 0.00 2.11 0.61 0.08 82.11 01:50:01 1 10.06 0.00 1.67 0.45 0.05 87.78 02:00:01 all 0.58 0.00 0.32 0.01 0.07 99.02 02:00:01 0 0.59 0.00 0.44 0.01 0.09 98.87 02:00:01 1 0.57 0.00 0.20 0.01 0.04 99.17 02:10:15 all 0.93 0.00 0.50 0.01 0.08 98.49 02:10:15 0 0.57 0.00 0.28 0.00 0.07 99.07 02:10:15 1 1.28 0.00 0.71 0.01 0.09 97.91 02:20:01 all 0.82 0.00 0.29 0.02 0.08 98.79 02:20:01 0 0.69 0.00 0.23 0.01 0.08 98.99 02:20:01 1 0.95 0.00 0.35 0.02 0.08 98.60 02:30:01 all 0.79 0.00 0.34 0.01 0.07 98.80 02:30:01 0 0.76 0.00 0.31 0.01 0.08 98.84 02:30:01 1 0.81 0.00 0.36 0.01 0.07 98.75 02:40:15 all 0.52 0.00 0.20 0.02 0.06 99.20 02:40:15 0 0.55 0.00 0.14 0.02 0.04 99.24 02:40:15 1 0.48 0.00 0.27 0.01 0.08 99.16 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.57 0.00 0.37 0.06 0.05 97.96 Average: 0 1.81 0.00 0.36 0.07 0.05 97.72 Average: 1 1.33 0.00 0.37 0.05 0.05 98.19