---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-61513 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 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: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 8.1G 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 787 5079 4 2369 7154 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:32:53:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78319sec preferred_lft 78319sec inet6 fe80::f816:3eff:fe32:53db/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-61513) 10/03/26 _x86_64_ (2 CPU) 01:04:59 LINUX RESTART (2 CPU) 01:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:20 26.35 2.80 21.31 2.24 219.74 3477.01 1092.90 01:30:04 1.49 0.00 1.45 0.04 0.00 24.00 4.11 01:40:04 1.79 0.32 1.44 0.02 43.08 107.03 2.01 01:50:01 1.40 0.00 1.36 0.04 0.00 131.06 1.54 02:00:04 1.60 0.00 1.54 0.05 0.11 21.80 1.05 02:10:04 15.53 0.00 1.28 14.25 0.15 21.08 106539.38 02:20:01 1.26 0.00 1.24 0.02 0.00 20.47 0.13 02:30:04 1.46 0.00 1.43 0.03 0.00 19.91 0.37 02:40:04 1.21 0.00 1.19 0.01 0.00 16.73 0.12 02:50:01 1.20 0.00 1.19 0.02 0.00 16.74 0.27 03:00:04 1.42 0.00 1.38 0.03 0.20 21.77 0.45 03:10:04 1.34 0.00 1.33 0.01 0.00 23.41 0.29 Average: 4.72 0.27 3.05 1.40 22.42 332.59 8972.45 01:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:20 5132184 7321816 445116 5.47 87004 2263856 699796 7.62 649404 2037524 212 01:30:04 5161384 7353124 413808 5.09 87168 2265808 660236 7.19 601060 2039640 304 01:40:04 5128404 7360248 406204 4.99 87628 2305380 880560 9.59 637768 2069588 232 01:50:01 5077136 7343936 422012 5.19 87836 2339684 877928 9.56 634944 2104092 312 02:00:04 5058856 7326660 439292 5.40 88004 2340480 877928 9.56 635168 2104936 252 02:10:04 5048220 7317436 448364 5.51 88192 2341672 908028 9.89 657312 2106288 284 02:20:01 5085040 7355960 409752 5.04 88368 2343204 868260 9.46 625396 2107968 284 02:30:04 5065464 7337232 428444 5.27 88524 2343840 868260 9.46 625476 2108788 228 02:40:04 5072808 7345524 420132 5.17 88692 2344620 868324 9.46 625708 2109600 344 02:50:01 5071548 7345080 420560 5.17 88864 2345248 868336 9.46 625832 2110404 316 03:00:04 5063612 7338700 426836 5.25 89000 2346644 870084 9.48 627740 2111932 332 03:10:04 5071584 7348932 416568 5.12 89124 2348744 870848 9.49 629292 2114164 292 Average: 5086353 7341221 424757 5.22 88200 2327432 843216 9.18 631258 2093744 283 01:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:20 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 01:20:20 ens3 81.81 62.90 455.28 12.88 0.00 0.00 0.00 0.00 01:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:04 ens3 11.49 10.65 143.88 1.04 0.00 0.00 0.00 0.00 01:40:04 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:40:04 ens3 3.52 2.90 8.40 0.52 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 4.63 3.42 37.04 0.39 0.00 0.00 0.00 0.00 02:00:04 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:00:04 ens3 2.79 1.71 0.34 0.22 0.00 0.00 0.00 0.00 02:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:04 ens3 4.78 3.80 9.13 0.71 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 6.03 5.71 112.20 0.64 0.00 0.00 0.00 0.00 02:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:04 ens3 0.41 0.14 0.08 0.05 0.00 0.00 0.00 0.00 02:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:04 ens3 0.49 0.14 0.11 0.06 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.67 0.20 0.19 0.12 0.00 0.00 0.00 0.00 03:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:04 ens3 1.80 1.41 0.52 0.24 0.00 0.00 0.00 0.00 03:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:04 ens3 14.75 14.34 223.28 1.65 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 11.25 9.06 83.17 1.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-61513) 10/03/26 _x86_64_ (2 CPU) 01:04:59 LINUX RESTART (2 CPU) 01:10:04 CPU %user %nice %system %iowait %steal %idle 01:20:20 all 11.82 0.00 2.08 0.61 0.01 85.49 01:20:20 0 10.92 0.00 2.01 0.79 0.01 86.27 01:20:20 1 12.71 0.00 2.14 0.44 0.01 84.70 01:30:04 all 0.87 0.00 0.35 0.01 0.00 98.76 01:30:04 0 0.67 0.00 0.30 0.02 0.00 99.01 01:30:04 1 1.06 0.00 0.41 0.01 0.01 98.52 01:40:04 all 0.96 0.00 0.22 0.02 0.00 98.79 01:40:04 0 1.36 0.00 0.25 0.04 0.01 98.34 01:40:04 1 0.64 0.00 0.20 0.01 0.00 99.15 01:50:01 all 0.55 0.00 0.17 0.02 0.01 99.27 01:50:01 0 0.65 0.00 0.12 0.03 0.01 99.20 01:50:01 1 0.45 0.00 0.21 0.00 0.01 99.33 02:00:04 all 0.55 0.00 0.25 0.01 0.00 99.18 02:00:04 0 0.54 0.00 0.19 0.01 0.00 99.26 02:00:04 1 0.55 0.00 0.31 0.02 0.01 99.11 02:10:04 all 0.69 0.00 0.19 0.04 0.00 99.07 02:10:04 0 0.70 0.00 0.25 0.06 0.01 98.99 02:10:04 1 0.68 0.00 0.13 0.03 0.00 99.15 02:20:01 all 0.64 0.00 0.19 0.01 0.01 99.15 02:20:01 0 0.49 0.00 0.13 0.00 0.01 99.37 02:20:01 1 0.79 0.00 0.25 0.02 0.01 98.93 02:30:04 all 0.48 0.00 0.24 0.01 0.01 99.26 02:30:04 0 0.40 0.00 0.26 0.00 0.01 99.33 02:30:04 1 0.55 0.00 0.22 0.02 0.01 99.19 02:40:04 all 0.45 0.00 0.16 0.01 0.01 99.37 02:40:04 0 0.46 0.00 0.12 0.00 0.00 99.42 02:40:04 1 0.45 0.00 0.20 0.02 0.01 99.32 02:50:01 all 0.45 0.00 0.18 0.01 0.01 99.36 02:50:01 0 0.43 0.00 0.25 0.01 0.01 99.30 02:50:01 1 0.46 0.00 0.10 0.01 0.00 99.42 03:00:04 all 0.88 0.00 0.29 0.01 0.01 98.82 03:00:04 0 1.06 0.00 0.35 0.00 0.01 98.58 03:00:04 1 0.70 0.00 0.23 0.02 0.00 99.05 03:00:04 CPU %user %nice %system %iowait %steal %idle 03:10:04 all 0.95 0.00 0.35 0.01 0.00 98.69 03:10:04 0 1.03 0.00 0.39 0.01 0.00 98.58 03:10:04 1 0.88 0.00 0.30 0.02 0.00 98.80 Average: all 1.64 0.00 0.39 0.07 0.01 97.89 Average: 0 1.59 0.00 0.39 0.08 0.01 97.93 Average: 1 1.69 0.00 0.40 0.05 0.01 97.86