---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-958 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 8.0G 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 764 5180 4 2290 7177 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:96:3c:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 73834sec preferred_lft 73834sec inet6 fe80::f816:3eff:fe96:3c1d/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-958) 09/07/26 _x86_64_ (2 CPU) 02:38:14 LINUX RESTART (2 CPU) 02:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:20 18.80 1.46 15.55 1.79 122.64 2637.94 668.30 03:00:10 1.43 0.01 1.39 0.04 0.05 18.12 1.33 03:10:01 1.85 0.33 1.50 0.03 43.77 105.91 1.21 03:20:30 1.39 0.00 1.37 0.02 0.01 16.62 0.89 03:30:00 1.64 0.00 1.61 0.04 0.00 20.00 1.24 03:40:01 1.29 0.00 1.27 0.02 0.00 15.44 0.93 03:50:10 1.42 0.00 1.42 0.00 0.00 16.73 0.09 04:00:30 1.57 0.00 1.55 0.02 0.00 19.11 0.23 04:10:00 16.42 0.00 1.45 14.97 0.15 17.26 111924.91 04:20:30 1.38 0.00 1.38 0.00 0.00 16.39 0.00 04:30:10 1.75 0.00 1.73 0.02 0.00 21.67 0.25 04:40:00 1.35 0.00 1.35 0.00 0.00 16.50 0.00 04:50:00 1.40 0.00 1.40 0.00 0.00 17.24 0.00 05:00:30 1.69 0.00 1.67 0.02 0.00 20.80 0.23 05:10:00 1.36 0.00 1.36 0.00 0.00 16.70 0.00 05:20:30 1.34 0.00 1.34 0.00 0.00 16.65 0.00 05:30:10 1.51 0.00 1.50 0.01 0.00 18.83 0.23 05:40:01 1.36 0.00 1.36 0.00 0.00 16.62 0.00 05:50:00 1.37 0.00 1.37 0.00 0.00 16.88 0.00 06:00:30 1.57 0.01 1.54 0.02 0.65 21.66 0.23 Average: 3.08 0.09 2.18 0.81 8.50 157.07 5338.58 02:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:20 5268300 7444216 323284 3.98 87228 2249960 556996 6.07 536612 2022184 244 03:00:10 5267856 7444304 322920 3.97 87428 2250264 557088 6.07 536792 2022716 196 03:10:01 5205472 7421100 345780 4.25 87860 2288952 757588 8.25 554916 2051752 240 03:20:30 5204464 7420632 346204 4.26 88036 2289308 757680 8.25 554988 2052284 160 03:30:00 5212676 7429468 337248 4.15 88224 2289736 757680 8.25 555168 2052760 148 03:40:01 5212676 7429968 336752 4.14 88404 2290056 757680 8.25 555172 2053260 292 03:50:10 5212424 7430200 336532 4.14 88548 2290384 757744 8.25 555248 2053744 124 04:00:30 5208344 7426616 340100 4.18 88680 2290748 757796 8.25 555320 2054240 184 04:10:00 5215416 7434152 332520 4.09 88808 2291080 757796 8.25 555352 2054672 124 04:20:30 5216404 7435772 330924 4.07 88948 2291572 757796 8.25 555508 2055176 252 04:30:10 5200564 7420396 346304 4.26 89108 2291868 759372 8.27 556704 2055632 124 04:40:00 5200312 7420592 346108 4.26 89228 2292192 757808 8.25 555612 2056076 124 04:50:00 5200312 7421092 345600 4.25 89396 2292524 757948 8.26 555704 2056576 124 05:00:30 5204940 7426244 340428 4.19 89540 2292884 757948 8.26 555756 2057080 124 05:10:00 5204668 7426540 340120 4.18 89680 2293308 757968 8.26 555924 2057516 144 05:20:30 5204668 7427040 339616 4.18 89812 2293668 757968 8.26 555808 2058008 248 05:30:10 5215972 7438776 327908 4.03 89956 2293952 757968 8.26 555928 2058436 324 05:40:01 5214992 7438268 328412 4.04 90084 2294288 757968 8.26 555928 2058900 240 05:50:00 5215264 7438976 327700 4.03 90192 2294612 757968 8.26 555980 2059332 136 06:00:30 5185812 7410508 356132 4.38 90372 2295400 816188 8.89 594088 2060172 356 Average: 5213577 7429243 337530 4.15 88977 2287838 740747 8.07 555625 2052526 195 02:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:20 lo 1.21 1.21 0.07 0.07 0.00 0.00 0.00 0.00 02:50:20 ens3 17.16 11.73 138.72 2.53 0.00 0.00 0.00 0.00 03:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:10 ens3 0.86 0.17 0.12 0.06 0.00 0.00 0.00 0.00 03:10:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.92 0.35 3.37 0.04 0.00 0.00 0.00 0.00 03:20:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:30 ens3 0.69 0.11 0.06 0.02 0.00 0.00 0.00 0.00 03:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:00 ens3 0.82 0.19 0.13 0.07 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 0.62 0.13 0.06 0.02 0.00 0.00 0.00 0.00 03:50:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:10 ens3 0.80 0.17 0.10 0.05 0.00 0.00 0.00 0.00 04:00:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:30 ens3 0.71 0.14 0.08 0.04 0.00 0.00 0.00 0.00 04:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:00 ens3 0.63 0.12 0.06 0.02 0.00 0.00 0.00 0.00 04:20:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:30 ens3 0.62 0.12 0.05 0.02 0.00 0.00 0.00 0.00 04:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:10 ens3 0.62 0.14 0.06 0.02 0.00 0.00 0.00 0.00 04:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:40:00 ens3 0.74 0.15 0.09 0.04 0.00 0.00 0.00 0.00 04:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:00 ens3 0.83 0.17 0.13 0.07 0.00 0.00 0.00 0.00 05:00:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:30 ens3 0.82 0.17 0.12 0.06 0.00 0.00 0.00 0.00 05:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:00 ens3 0.76 0.18 0.09 0.05 0.00 0.00 0.00 0.00 05:20:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:30 ens3 0.65 0.12 0.06 0.02 0.00 0.00 0.00 0.00 05:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:10 ens3 0.66 0.14 0.06 0.02 0.00 0.00 0.00 0.00 05:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:01 ens3 0.71 0.13 0.06 0.02 0.00 0.00 0.00 0.00 05:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:00 ens3 0.79 0.16 0.10 0.05 0.00 0.00 0.00 0.00 06:00:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:30 ens3 3.23 2.45 0.52 0.39 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.71 0.87 7.40 0.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-958) 09/07/26 _x86_64_ (2 CPU) 02:38:14 LINUX RESTART (2 CPU) 02:40:01 CPU %user %nice %system %iowait %steal %idle 02:50:20 all 7.82 0.00 1.33 0.43 0.01 90.41 02:50:20 0 10.67 0.00 1.42 0.63 0.01 87.26 02:50:20 1 4.97 0.00 1.24 0.23 0.01 93.56 03:00:10 all 0.28 0.00 0.21 0.01 0.01 99.49 03:00:10 0 0.31 0.00 0.20 0.00 0.01 99.48 03:00:10 1 0.25 0.00 0.22 0.03 0.01 99.50 03:10:01 all 0.42 0.00 0.13 0.02 0.01 99.42 03:10:01 0 0.48 0.00 0.08 0.00 0.00 99.43 03:10:01 1 0.35 0.00 0.19 0.04 0.01 99.41 03:20:30 all 0.25 0.00 0.09 0.01 0.01 99.64 03:20:30 0 0.44 0.00 0.05 0.01 0.00 99.49 03:20:30 1 0.06 0.00 0.13 0.01 0.01 99.78 03:30:00 all 0.30 0.00 0.20 0.01 0.02 99.46 03:30:00 0 0.53 0.00 0.18 0.01 0.01 99.27 03:30:00 1 0.08 0.00 0.23 0.01 0.03 99.65 03:40:01 all 0.26 0.00 0.10 0.01 0.01 99.62 03:40:01 0 0.46 0.00 0.06 0.01 0.01 99.46 03:40:01 1 0.06 0.00 0.13 0.00 0.01 99.79 03:50:10 all 0.26 0.00 0.09 0.01 0.02 99.63 03:50:10 0 0.45 0.00 0.04 0.01 0.01 99.49 03:50:10 1 0.06 0.00 0.14 0.00 0.02 99.77 04:00:30 all 0.30 0.00 0.18 0.01 0.01 99.50 04:00:30 0 0.52 0.00 0.14 0.01 0.00 99.33 04:00:30 1 0.08 0.00 0.23 0.00 0.01 99.68 04:10:00 all 0.25 0.00 0.09 0.03 0.01 99.61 04:10:00 0 0.44 0.00 0.05 0.04 0.01 99.46 04:10:00 1 0.07 0.00 0.13 0.02 0.02 99.76 04:20:30 all 0.29 0.00 0.10 0.01 0.01 99.60 04:20:30 0 0.44 0.00 0.07 0.01 0.00 99.48 04:20:30 1 0.14 0.00 0.12 0.00 0.01 99.72 04:30:10 all 0.30 0.00 0.22 0.01 0.01 99.47 04:30:10 0 0.18 0.00 0.20 0.01 0.01 99.60 04:30:10 1 0.41 0.00 0.24 0.00 0.01 99.34 04:30:10 CPU %user %nice %system %iowait %steal %idle 04:40:00 all 0.26 0.00 0.10 0.01 0.01 99.63 04:40:00 0 0.45 0.00 0.06 0.01 0.01 99.47 04:40:00 1 0.06 0.00 0.13 0.01 0.01 99.79 04:50:00 all 0.24 0.00 0.10 0.01 0.00 99.65 04:50:00 0 0.43 0.00 0.08 0.01 0.00 99.49 04:50:00 1 0.05 0.00 0.12 0.01 0.01 99.82 05:00:30 all 0.30 0.00 0.20 0.01 0.01 99.48 05:00:30 0 0.30 0.00 0.20 0.01 0.01 99.47 05:00:30 1 0.30 0.00 0.20 0.01 0.01 99.49 05:10:00 all 0.27 0.00 0.10 0.01 0.01 99.61 05:10:00 0 0.06 0.00 0.12 0.01 0.01 99.80 05:10:00 1 0.49 0.00 0.08 0.01 0.01 99.42 05:20:30 all 0.26 0.00 0.11 0.01 0.01 99.61 05:20:30 0 0.06 0.00 0.13 0.01 0.01 99.80 05:20:30 1 0.47 0.00 0.09 0.01 0.00 99.42 05:30:10 all 0.29 0.00 0.22 0.01 0.01 99.48 05:30:10 0 0.08 0.00 0.24 0.01 0.01 99.66 05:30:10 1 0.49 0.00 0.20 0.01 0.01 99.31 05:40:01 all 0.27 0.00 0.09 0.01 0.01 99.63 05:40:01 0 0.07 0.00 0.12 0.01 0.01 99.80 05:40:01 1 0.47 0.00 0.06 0.01 0.00 99.46 05:50:00 all 0.23 0.00 0.09 0.01 0.01 99.66 05:50:00 0 0.06 0.00 0.11 0.01 0.01 99.81 05:50:00 1 0.40 0.00 0.08 0.01 0.01 99.51 06:00:30 all 0.44 0.00 0.22 0.01 0.00 99.32 06:00:30 0 0.37 0.00 0.27 0.00 0.00 99.36 06:00:30 1 0.52 0.00 0.18 0.01 0.00 99.28 Average: all 0.68 0.00 0.20 0.03 0.01 99.08 Average: 0 0.86 0.00 0.19 0.04 0.01 98.90 Average: 1 0.50 0.00 0.21 0.02 0.01 99.26