---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10031 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 756 5286 4 2187 7185 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:8c:5e:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.83/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 72159sec preferred_lft 72159sec inet6 fe80::f816:3eff:fe8c:5e8d/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-10031) 05/01/26 _x86_64_ (2 CPU) 00:41:39 LINUX RESTART (2 CPU) 00:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:24 1.60 0.01 1.58 0.02 0.05 19.31 850.46 01:10:01 1.30 0.00 1.29 0.02 0.00 15.54 1.12 01:20:23 1.38 0.00 1.36 0.02 0.01 16.37 1.17 01:30:02 2.05 0.26 1.75 0.04 32.12 78.68 679.07 01:40:01 1.32 0.00 1.31 0.02 0.00 15.95 1.20 01:50:24 1.36 0.00 1.35 0.01 0.00 16.35 0.49 02:00:24 14.23 0.00 1.67 12.56 0.15 20.44 109990.97 02:10:01 1.34 0.00 1.34 0.00 0.00 15.97 0.00 02:20:02 1.33 0.00 1.33 0.00 0.00 15.67 0.00 02:30:24 1.64 0.00 1.62 0.01 0.00 20.27 839.57 02:40:01 1.30 0.00 1.30 0.00 0.00 15.85 0.00 02:50:24 1.33 0.00 1.33 0.00 0.00 16.10 0.00 03:00:02 1.63 0.00 1.62 0.01 0.00 19.82 452.54 03:10:01 1.37 0.00 1.37 0.00 0.00 16.26 0.00 03:20:24 1.42 0.00 1.42 0.00 0.00 16.93 0.00 03:30:24 1.58 0.00 1.56 0.01 0.00 19.57 653.33 03:40:01 1.47 0.00 1.47 0.00 0.00 17.49 0.00 03:50:24 1.43 0.00 1.43 0.00 0.00 17.02 0.00 04:00:12 1.66 0.00 1.65 0.01 0.00 19.95 667.17 04:10:01 1.38 0.00 1.38 0.00 0.00 16.07 0.00 04:20:02 1.42 0.00 1.42 0.00 0.00 16.55 0.00 04:30:24 3.17 1.28 1.87 0.02 92.85 152.91 630.09 Average: 2.12 0.07 1.47 0.58 5.79 26.44 5211.46 00:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:24 6283716 7531280 289224 3.56 30680 1422544 519364 5.66 445904 1183452 132 01:10:01 6291528 7539636 280852 3.45 30884 1422876 519428 5.66 446068 1183988 240 01:20:23 6291064 7539744 280760 3.45 31120 1423204 520448 5.67 448344 1184552 188 01:30:02 6253428 7528784 291188 3.58 31508 1449136 723116 7.88 462668 1202108 188 01:40:01 6261000 7537016 282916 3.48 31724 1449576 723184 7.88 463152 1202648 152 01:50:24 6262096 7538676 281208 3.46 31936 1449920 723184 7.88 463060 1203192 188 02:00:24 6254096 7531260 288448 3.55 32124 1450300 723352 7.88 463228 1203724 164 02:10:01 6254096 7531752 287956 3.54 32284 1450616 723352 7.88 463152 1204208 128 02:20:02 6254096 7532248 287452 3.53 32444 1450944 723352 7.88 463272 1204696 276 02:30:24 6258404 7537112 282496 3.47 32648 1451272 723352 7.88 463320 1205228 132 02:40:01 6260688 7540012 279596 3.44 32808 1451724 723416 7.88 463600 1205712 240 02:50:24 6259380 7539220 280372 3.45 32992 1452048 725044 7.90 464792 1206220 208 03:00:02 6262240 7542584 276980 3.41 33156 1452384 723416 7.88 463616 1206708 368 03:10:01 6260476 7541324 278244 3.42 33324 1452704 723684 7.88 463656 1207208 280 03:20:24 6260476 7541956 277588 3.41 33500 1453156 723684 7.88 463788 1207700 280 03:30:24 6244552 7526572 292960 3.60 33684 1453488 723684 7.88 463864 1208224 208 03:40:01 6244552 7527072 292452 3.60 33844 1453820 723684 7.88 463892 1208716 160 03:50:24 6252392 7535424 284092 3.49 34028 1454140 723684 7.88 463776 1209220 176 04:00:12 6257508 7541052 278440 3.42 34200 1454472 723748 7.88 463808 1209724 132 04:10:01 6256488 7540644 278848 3.43 34368 1454912 724772 7.89 464748 1210204 304 04:20:02 6255760 7540412 279068 3.43 34512 1455256 723748 7.88 464052 1210692 216 04:30:24 6017396 7423004 389780 4.79 42784 1562352 796152 8.67 556328 1313444 51632 Average: 6249792 7531217 288224 3.54 33207 1453220 699129 7.61 465549 1208253 2545 00:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:24 ens3 0.75 0.07 0.09 0.03 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 0.55 0.07 0.12 0.05 0.00 0.00 0.00 0.00 01:20:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:23 ens3 1.04 0.19 0.17 0.51 0.00 0.00 0.00 0.00 01:30:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:02 ens3 1.48 0.32 3.37 0.05 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.69 0.15 0.19 0.10 0.00 0.00 0.00 0.00 01:50:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:24 ens3 1.06 0.07 0.14 0.04 0.00 0.00 0.00 0.00 02:00:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:24 ens3 0.67 0.04 0.66 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.21 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 0.17 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:30:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:24 ens3 0.15 0.02 0.04 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.39 0.08 0.12 0.06 0.00 0.00 0.00 0.00 02:50:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:24 ens3 0.17 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:02 ens3 0.30 0.07 0.10 0.05 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.17 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:20:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:24 ens3 0.16 0.04 0.04 0.01 0.00 0.00 0.00 0.00 03:30:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:24 ens3 0.33 0.08 0.10 0.05 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 0.25 0.05 0.07 0.03 0.00 0.00 0.00 0.00 03:50:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:24 ens3 0.17 0.03 0.04 0.01 0.00 0.00 0.00 0.00 04:00:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:12 ens3 0.22 0.06 0.07 0.03 0.00 0.00 0.00 0.00 04:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:01 ens3 0.27 0.04 0.22 0.01 0.00 0.00 0.00 0.00 04:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:02 ens3 0.17 0.04 0.04 0.01 0.00 0.00 0.00 0.00 04:30:24 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 04:30:24 ens3 17.93 11.08 66.78 4.39 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.27 0.59 3.40 0.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10031) 05/01/26 _x86_64_ (2 CPU) 00:41:39 LINUX RESTART (2 CPU) 00:50:08 CPU %user %nice %system %iowait %steal %idle 01:00:24 all 0.28 0.00 0.17 0.01 0.04 99.50 01:00:24 0 0.46 0.00 0.15 0.02 0.03 99.34 01:00:24 1 0.10 0.00 0.20 0.00 0.04 99.66 01:10:01 all 0.26 0.00 0.07 0.02 0.04 99.61 01:10:01 0 0.44 0.00 0.04 0.01 0.03 99.48 01:10:01 1 0.07 0.00 0.10 0.03 0.05 99.74 01:20:23 all 0.32 0.00 0.08 0.01 0.03 99.56 01:20:23 0 0.21 0.00 0.08 0.01 0.04 99.66 01:20:23 1 0.42 0.00 0.07 0.01 0.03 99.46 01:30:02 all 0.39 0.00 0.19 0.02 0.03 99.36 01:30:02 0 0.48 0.00 0.21 0.04 0.03 99.24 01:30:02 1 0.31 0.00 0.17 0.00 0.03 99.48 01:40:01 all 0.24 0.00 0.07 0.01 0.03 99.65 01:40:01 0 0.05 0.00 0.09 0.01 0.04 99.82 01:40:01 1 0.44 0.00 0.05 0.01 0.02 99.48 01:50:24 all 0.23 0.00 0.07 0.01 0.03 99.66 01:50:24 0 0.21 0.00 0.07 0.00 0.03 99.69 01:50:24 1 0.25 0.00 0.07 0.02 0.04 99.63 02:00:24 all 0.27 0.00 0.17 0.03 0.03 99.51 02:00:24 0 0.46 0.00 0.15 0.02 0.02 99.34 02:00:24 1 0.07 0.00 0.19 0.03 0.04 99.67 02:10:01 all 0.22 0.00 0.07 0.01 0.03 99.67 02:10:01 0 0.37 0.00 0.05 0.01 0.02 99.55 02:10:01 1 0.07 0.00 0.09 0.01 0.04 99.79 02:20:02 all 0.25 0.00 0.06 0.01 0.02 99.65 02:20:02 0 0.22 0.00 0.06 0.01 0.02 99.69 02:20:02 1 0.29 0.00 0.06 0.02 0.02 99.61 02:30:24 all 0.26 0.00 0.16 0.02 0.02 99.54 02:30:24 0 0.23 0.00 0.15 0.02 0.02 99.57 02:30:24 1 0.29 0.00 0.16 0.01 0.02 99.51 02:40:01 all 0.24 0.00 0.08 0.01 0.02 99.66 02:40:01 0 0.42 0.00 0.05 0.01 0.01 99.51 02:40:01 1 0.06 0.00 0.10 0.00 0.03 99.81 02:40:01 CPU %user %nice %system %iowait %steal %idle 02:50:24 all 0.22 0.00 0.08 0.01 0.02 99.68 02:50:24 0 0.27 0.00 0.06 0.01 0.01 99.65 02:50:24 1 0.17 0.00 0.09 0.01 0.02 99.71 03:00:02 all 0.26 0.00 0.18 0.01 0.02 99.53 03:00:02 0 0.29 0.00 0.17 0.01 0.02 99.52 03:00:02 1 0.24 0.00 0.18 0.01 0.02 99.54 03:10:01 all 0.19 0.00 0.07 0.01 0.02 99.71 03:10:01 0 0.07 0.00 0.07 0.01 0.02 99.83 03:10:01 1 0.32 0.00 0.07 0.01 0.02 99.58 03:20:24 all 0.23 0.00 0.07 0.01 0.02 99.67 03:20:24 0 0.05 0.00 0.09 0.02 0.03 99.82 03:20:24 1 0.41 0.00 0.06 0.00 0.02 99.51 03:30:24 all 0.29 0.00 0.16 0.01 0.02 99.52 03:30:24 0 0.24 0.00 0.18 0.01 0.03 99.54 03:30:24 1 0.33 0.00 0.15 0.01 0.02 99.49 03:40:01 all 0.19 0.00 0.08 0.01 0.02 99.70 03:40:01 0 0.29 0.00 0.07 0.01 0.02 99.61 03:40:01 1 0.09 0.00 0.09 0.01 0.03 99.78 03:50:24 all 0.26 0.00 0.07 0.01 0.02 99.64 03:50:24 0 0.06 0.00 0.09 0.00 0.03 99.82 03:50:24 1 0.46 0.00 0.05 0.02 0.02 99.46 04:00:12 all 0.27 0.00 0.16 0.01 0.03 99.53 04:00:12 0 0.13 0.00 0.19 0.00 0.03 99.64 04:00:12 1 0.42 0.00 0.13 0.02 0.02 99.41 04:10:01 all 0.23 0.00 0.06 0.01 0.03 99.67 04:10:01 0 0.40 0.00 0.04 0.01 0.02 99.54 04:10:01 1 0.05 0.00 0.09 0.02 0.04 99.80 04:20:02 all 0.25 0.00 0.06 0.03 0.04 99.62 04:20:02 0 0.45 0.00 0.04 0.06 0.02 99.42 04:20:02 1 0.04 0.00 0.08 0.01 0.06 99.81 04:30:24 all 1.15 0.00 0.30 0.04 0.03 98.47 04:30:24 0 1.54 0.00 0.28 0.06 0.02 98.09 04:30:24 1 0.76 0.00 0.33 0.02 0.04 98.85 Average: CPU %user %nice %system %iowait %steal %idle Average: all 0.30 0.00 0.11 0.01 0.03 99.55 Average: 0 0.33 0.00 0.11 0.02 0.02 99.52 Average: 1 0.26 0.00 0.12 0.01 0.03 99.58