---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3601 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 UTC 2026 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 Indirect target selection: 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 Tsa: 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 808 4942 4 2492 7133 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:d8:05:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.85/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79494sec preferred_lft 79494sec inet6 fe80::f816:3eff:fed8:51a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3601) 08/09/26 _x86_64_ (2 CPU) 00:08:35 LINUX RESTART (2 CPU) 00:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:18 22.34 1.63 18.52 2.19 129.63 3116.50 1152.77 00:30:18 2.43 0.72 1.65 0.05 95.24 82.17 57.29 00:40:01 1.19 0.00 1.17 0.03 0.00 18.53 0.21 00:50:18 1.29 0.00 1.29 0.00 0.00 19.88 0.00 01:00:01 16.16 0.00 1.61 14.55 0.15 24.12 109399.76 01:10:01 1.33 0.00 1.33 0.00 0.00 21.03 0.00 01:20:18 1.31 0.00 1.31 0.00 0.00 22.63 0.00 01:30:18 1.56 0.00 1.54 0.02 0.00 24.39 0.23 01:40:08 1.32 0.00 1.32 0.00 0.00 19.65 0.00 01:50:18 1.30 0.00 1.30 0.00 0.00 19.61 0.00 02:00:18 1.81 0.00 1.79 0.02 0.00 25.32 0.41 Average: 4.73 0.22 3.02 1.50 20.70 314.89 9764.78 00:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:18 5196520 7371108 396984 4.88 86736 2248508 641820 6.99 605488 2021292 576 00:30:18 5153308 7357996 409400 5.03 87212 2277968 645376 7.03 619312 2040624 300 00:40:01 5153308 7359260 408156 5.02 87384 2279076 645576 7.03 619780 2041888 212 00:50:18 5152552 7359948 407484 5.01 87516 2280372 646632 7.04 620412 2043332 132 01:00:01 5152596 7361568 405792 4.99 87652 2281816 646632 7.04 620544 2044756 276 01:10:01 5152344 7363052 404308 4.97 87808 2283396 646636 7.04 620796 2046492 276 01:20:18 5150584 7363568 403792 4.97 87944 2285568 647792 7.06 621752 2048764 236 01:30:18 5145548 7360432 406880 5.00 88100 2287272 647788 7.06 621732 2050660 132 01:40:08 5150616 7366920 400408 4.92 88232 2288540 647920 7.06 621960 2052060 204 01:50:18 5158664 7376468 390844 4.81 88368 2289888 647992 7.06 622052 2053544 192 02:00:18 5138068 7357412 409716 5.04 88512 2291252 648224 7.06 622300 2054916 136 Average: 5154919 7363430 403979 4.97 87769 2281241 646581 7.04 619648 2045303 243 00:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:18 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 00:20:18 ens3 24.22 16.79 216.63 2.98 0.00 0.00 0.00 0.00 00:30:18 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 00:30:18 ens3 0.87 0.35 3.37 0.11 0.00 0.00 0.00 0.00 00:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:01 ens3 1.22 0.26 0.31 0.17 0.00 0.00 0.00 0.00 00:50:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:18 ens3 3.25 0.26 0.50 0.17 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.68 0.10 0.08 0.04 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.51 0.13 0.13 0.07 0.00 0.00 0.00 0.00 01:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:18 ens3 0.51 0.14 0.15 0.10 0.00 0.00 0.00 0.00 01:30:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:18 ens3 0.42 0.18 0.10 0.07 0.00 0.00 0.00 0.00 01:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:08 ens3 0.54 0.18 0.17 0.10 0.00 0.00 0.00 0.00 01:50:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:18 ens3 3.55 0.37 0.58 0.19 0.00 0.00 0.00 0.00 02:00:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:18 ens3 0.87 0.20 0.13 0.07 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 3.39 1.76 20.64 0.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3601) 08/09/26 _x86_64_ (2 CPU) 00:08:35 LINUX RESTART (2 CPU) 00:10:03 CPU %user %nice %system %iowait %steal %idle 00:20:18 all 10.03 0.00 1.44 0.38 0.06 88.09 00:20:18 0 12.08 0.00 1.50 0.37 0.06 85.99 00:20:18 1 7.99 0.00 1.37 0.38 0.07 90.19 00:30:18 all 0.66 0.00 0.27 0.03 0.06 98.99 00:30:18 0 0.73 0.00 0.28 0.01 0.08 98.89 00:30:18 1 0.58 0.00 0.25 0.05 0.05 99.08 00:40:01 all 0.64 0.00 0.13 0.01 0.07 99.14 00:40:01 0 0.71 0.00 0.18 0.01 0.10 99.01 00:40:01 1 0.58 0.00 0.09 0.02 0.05 99.27 00:50:18 all 0.63 0.00 0.13 0.01 0.08 99.15 00:50:18 0 0.71 0.00 0.15 0.00 0.10 99.04 00:50:18 1 0.54 0.00 0.11 0.02 0.07 99.27 01:00:01 all 0.66 0.00 0.21 0.02 0.07 99.04 01:00:01 0 0.69 0.00 0.24 0.02 0.08 98.97 01:00:01 1 0.63 0.00 0.19 0.03 0.05 99.10 01:10:01 all 0.65 0.00 0.11 0.01 0.08 99.16 01:10:01 0 0.73 0.00 0.13 0.01 0.10 99.04 01:10:01 1 0.56 0.00 0.09 0.01 0.06 99.28 01:20:18 all 0.72 0.00 0.11 0.01 0.08 99.08 01:20:18 0 0.53 0.00 0.08 0.01 0.05 99.33 01:20:18 1 0.90 0.00 0.14 0.00 0.12 98.83 01:30:18 all 0.68 0.00 0.21 0.01 0.09 99.02 01:30:18 0 0.85 0.00 0.19 0.01 0.10 98.84 01:30:18 1 0.51 0.00 0.22 0.01 0.08 99.19 01:40:08 all 0.61 0.00 0.12 0.01 0.08 99.18 01:40:08 0 0.74 0.00 0.15 0.01 0.12 98.98 01:40:08 1 0.49 0.00 0.08 0.00 0.05 99.39 01:50:18 all 0.67 0.00 0.14 0.01 0.08 99.09 01:50:18 0 0.79 0.00 0.16 0.01 0.11 98.94 01:50:18 1 0.56 0.00 0.12 0.02 0.06 99.25 02:00:18 all 0.68 0.00 0.26 0.01 0.07 98.99 02:00:18 0 0.71 0.00 0.28 0.01 0.07 98.94 02:00:18 1 0.65 0.00 0.24 0.01 0.06 99.04 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.53 0.00 0.29 0.05 0.08 98.06 Average: 0 1.78 0.00 0.31 0.04 0.09 97.79 Average: 1 1.29 0.00 0.27 0.05 0.06 98.33