---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10456 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: 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 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 8.1G 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 929 4899 4 2402 7012 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:cb:06:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.77/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 73236sec preferred_lft 73236sec inet6 fe80::f816:3eff:fecb:6c1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10456) 05/03/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.43 0.02 1.40 0.02 0.83 30.25 0.69 00:20:09 1.58 0.11 1.43 0.03 3.44 29.04 67.94 00:30:01 2.11 0.26 1.80 0.05 32.47 90.49 2.01 00:40:01 14.72 0.00 1.25 13.47 0.15 30.07 106680.83 00:50:09 1.35 0.00 1.31 0.03 0.00 31.86 5.51 01:00:01 1.48 0.00 1.43 0.05 0.00 34.20 6.84 01:10:01 1.35 0.00 1.34 0.01 0.00 31.34 0.80 01:20:09 1.42 0.00 1.41 0.01 0.00 43.96 0.05 01:30:01 1.54 0.00 1.52 0.02 0.00 48.85 0.23 01:40:01 1.34 0.00 1.34 0.00 0.00 64.07 0.00 01:50:09 1.32 0.00 1.32 0.00 0.00 28.79 0.00 02:00:01 1.64 0.00 1.62 0.02 0.00 34.77 0.23 02:10:01 1.36 0.00 1.36 0.00 0.00 30.34 0.00 02:20:09 1.60 0.00 1.59 0.00 0.00 29.62 0.05 02:30:01 1.58 0.00 1.56 0.02 0.00 31.69 0.28 02:40:01 1.37 0.00 1.37 0.00 0.00 25.78 0.00 02:50:09 1.38 0.00 1.38 0.00 0.00 29.03 0.00 03:00:01 1.59 0.00 1.57 0.02 0.35 26.92 0.23 03:10:02 5.08 0.08 3.90 1.09 6.13 603.98 1777.37 Average: 2.38 0.02 1.57 0.78 2.26 67.06 5713.84 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 5262584 7367768 403724 4.96 85148 2184360 691640 7.53 625876 1953212 156 00:20:09 5235140 7343704 427728 5.26 85464 2187368 699348 7.62 626220 1956324 256 00:30:01 5198812 7337688 433512 5.33 85772 2217196 691304 7.53 635612 1977256 124 00:40:01 5198320 7342064 428920 5.27 85988 2221784 699580 7.62 635812 1982024 304 00:50:09 5197816 7346596 424320 5.22 86192 2226544 691508 7.53 636320 1986996 172 01:00:01 5196112 7349904 420976 5.18 86404 2231268 699828 7.62 636392 1991932 284 01:10:01 5191684 7350196 420468 5.17 86580 2235748 746860 8.13 641704 1996584 524 01:20:09 5182364 7349532 421148 5.18 86748 2244116 706316 7.69 643084 2004996 384 01:30:01 5161396 7337940 432588 5.32 86900 2253208 713880 7.78 650352 2014240 544 01:40:01 5152324 7343360 426944 5.25 87036 2267368 705704 7.69 650552 2028536 300 01:50:09 5148544 7343784 426440 5.24 87172 2271384 705672 7.69 650436 2032680 396 02:00:01 5148600 7348480 421636 5.18 87312 2275808 713932 7.78 650652 2037124 240 02:10:01 5144572 7349040 420996 5.18 87456 2280192 705740 7.69 650668 2041652 200 02:20:09 5135244 7343116 426676 5.25 87636 2283376 760848 8.29 655856 2045012 172 02:30:01 5131472 7343452 426416 5.24 87752 2287308 713932 7.78 650696 2049056 168 02:40:01 5128952 7344068 425748 5.24 87876 2290280 713932 7.78 650912 2052152 240 02:50:09 5125676 7344972 424796 5.22 88020 2294256 713972 7.78 650872 2056152 324 03:00:01 5132004 7354272 415436 5.11 88144 2297072 714076 7.78 651040 2058976 440 03:10:02 5025560 7184492 593780 7.30 90292 2239292 938424 10.22 825608 2001716 13848 Average: 5163009 7338128 432750 5.32 87047 2251996 722447 7.87 653614 2014033 1004 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 8.52 7.36 1.98 1.20 0.00 0.00 0.00 0.00 00:20:09 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:09 ens3 7.72 3.80 1.87 0.70 0.00 0.00 0.00 0.00 00:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 8.74 5.78 4.92 1.13 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 13.73 10.87 3.11 1.97 0.00 0.00 0.00 0.00 00:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:09 ens3 14.20 10.49 3.28 2.05 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 7.96 6.29 1.75 1.06 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 12.53 9.54 9.42 1.82 0.00 0.00 0.00 0.00 01:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:09 ens3 8.04 7.26 2.20 1.19 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 10.52 8.73 2.53 1.66 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 10.02 8.43 2.40 1.58 0.00 0.00 0.00 0.00 01:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:09 ens3 7.37 6.01 1.84 1.19 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 15.52 11.08 3.39 1.98 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 12.83 9.90 2.89 1.88 0.00 0.00 0.00 0.00 02:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:09 ens3 7.25 6.65 1.39 0.73 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 9.86 8.21 2.34 1.50 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 9.18 8.43 1.82 1.03 0.00 0.00 0.00 0.00 02:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:09 ens3 7.76 5.16 1.88 1.10 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 11.04 8.45 2.18 1.25 0.00 0.00 0.00 0.00 03:10:02 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 03:10:02 ens3 30.86 23.29 34.69 46.80 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 11.24 8.72 4.52 3.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10456) 05/03/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 2.86 0.00 0.31 0.06 0.07 96.70 00:10:01 0 2.53 0.00 0.27 0.11 0.08 97.01 00:10:01 1 3.19 0.00 0.34 0.01 0.07 96.39 00:20:09 all 2.55 0.00 0.46 0.01 0.07 96.91 00:20:09 0 3.77 0.00 0.53 0.01 0.09 95.60 00:20:09 1 1.33 0.00 0.39 0.01 0.06 98.21 00:30:01 all 2.98 0.00 0.43 0.03 0.07 96.49 00:30:01 0 1.85 0.00 0.33 0.04 0.06 97.72 00:30:01 1 4.11 0.00 0.54 0.02 0.08 95.25 00:40:01 all 4.56 0.00 0.29 0.03 0.08 95.05 00:40:01 0 4.36 0.00 0.27 0.05 0.08 95.24 00:40:01 1 4.76 0.00 0.31 0.01 0.08 94.85 00:50:09 all 4.76 0.00 0.43 0.01 0.08 94.71 00:50:09 0 3.08 0.00 0.33 0.02 0.07 96.50 00:50:09 1 6.44 0.00 0.53 0.01 0.09 92.93 01:00:01 all 2.77 0.00 0.31 0.01 0.08 96.83 01:00:01 0 2.09 0.00 0.33 0.01 0.08 97.50 01:00:01 1 3.46 0.00 0.30 0.02 0.07 96.16 01:10:01 all 4.55 0.00 0.44 0.01 0.08 94.92 01:10:01 0 5.11 0.00 0.49 0.01 0.09 94.30 01:10:01 1 3.99 0.00 0.39 0.01 0.08 95.54 01:20:09 all 3.19 0.00 0.29 0.01 0.08 96.42 01:20:09 0 1.44 0.00 0.20 0.01 0.07 98.28 01:20:09 1 4.94 0.00 0.39 0.01 0.10 94.56 01:30:01 all 5.03 0.00 0.44 0.01 0.08 94.43 01:30:01 0 2.74 0.00 0.30 0.01 0.07 96.87 01:30:01 1 7.32 0.00 0.59 0.01 0.10 91.98 01:40:01 all 5.08 0.00 0.45 0.01 0.08 94.38 01:40:01 0 6.44 0.00 0.51 0.01 0.09 92.96 01:40:01 1 3.71 0.00 0.39 0.01 0.07 95.81 01:50:09 all 3.03 0.00 0.36 0.01 0.08 96.53 01:50:09 0 3.30 0.00 0.36 0.00 0.06 96.28 01:50:09 1 2.76 0.00 0.36 0.02 0.09 96.78 01:50:09 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 4.55 0.00 0.36 0.02 0.08 94.99 02:00:01 0 5.87 0.00 0.39 0.00 0.09 93.65 02:00:01 1 3.23 0.00 0.33 0.03 0.07 96.33 02:10:01 all 4.55 0.00 0.41 0.11 0.08 94.85 02:10:01 0 5.01 0.00 0.43 0.13 0.08 94.36 02:10:01 1 4.09 0.00 0.40 0.09 0.07 95.35 02:20:09 all 1.51 0.00 0.22 0.07 0.06 98.13 02:20:09 0 1.23 0.00 0.17 0.07 0.05 98.49 02:20:09 1 1.79 0.00 0.28 0.08 0.07 97.78 02:30:01 all 3.59 0.00 0.47 0.06 0.07 95.81 02:30:01 0 4.24 0.00 0.53 0.11 0.08 95.03 02:30:01 1 2.95 0.00 0.40 0.01 0.06 96.58 02:40:01 all 1.90 0.00 0.25 0.07 0.06 97.72 02:40:01 0 0.96 0.00 0.17 0.09 0.06 98.73 02:40:01 1 2.84 0.00 0.33 0.05 0.07 96.71 02:50:09 all 2.68 0.00 0.30 0.07 0.08 96.86 02:50:09 0 1.11 0.00 0.15 0.06 0.06 98.62 02:50:09 1 4.26 0.00 0.46 0.08 0.10 95.10 03:00:01 all 2.63 0.00 0.41 0.05 0.06 96.84 03:00:01 0 0.85 0.00 0.24 0.08 0.05 98.79 03:00:01 1 4.43 0.00 0.58 0.02 0.08 94.90 03:10:02 all 7.41 0.00 0.88 0.27 0.07 91.37 03:10:02 0 8.53 0.00 1.06 0.40 0.08 89.93 03:10:02 1 6.29 0.00 0.70 0.14 0.05 92.82 Average: all 3.69 0.00 0.40 0.05 0.07 95.79 Average: 0 3.39 0.00 0.37 0.06 0.07 96.10 Average: 1 3.99 0.00 0.42 0.03 0.08 95.48