---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22956 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 8.0G 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 775 5132 4 2335 7166 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:ae:c0:6e 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 71455sec preferred_lft 71455sec inet6 fe80::f816:3eff:feae:c06e/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-22956) 06/03/26 _x86_64_ (2 CPU) 00:42:07 LINUX RESTART (2 CPU) 00:50:35 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.43 0.01 1.40 0.02 0.06 17.32 693.86 01:10:36 1.22 0.00 1.21 0.02 0.00 14.51 1.13 01:20:06 1.22 0.00 1.20 0.02 0.01 14.62 1.26 01:30:01 1.39 0.00 1.37 0.03 0.00 17.18 440.94 01:40:36 1.19 0.00 1.18 0.02 0.00 14.79 1.13 01:50:19 1.78 0.26 1.50 0.02 31.88 75.58 0.75 02:00:01 14.54 0.00 1.59 12.94 0.15 18.87 112916.36 02:10:06 1.32 0.00 1.32 0.00 0.00 15.43 0.00 02:20:36 1.38 0.00 1.38 0.00 0.00 16.47 0.00 02:30:01 1.53 0.00 1.52 0.01 0.00 18.34 462.99 02:40:36 1.38 0.00 1.38 0.00 0.00 16.59 0.00 02:50:06 16.44 14.28 2.11 0.05 161.33 46.68 10.48 03:00:01 1.65 0.00 1.64 0.01 0.00 19.89 0.31 03:10:16 1.36 0.00 1.36 0.00 0.00 16.15 0.00 03:20:36 1.47 0.00 1.47 0.00 0.00 17.21 0.00 03:30:01 1.58 0.00 1.57 0.01 0.00 19.16 0.28 03:40:36 1.37 0.00 1.37 0.00 0.00 16.61 0.00 03:50:06 1.27 0.00 1.27 0.00 0.00 15.93 0.00 04:00:36 1.40 0.00 1.39 0.01 0.00 17.56 0.25 04:10:16 1.18 0.00 1.18 0.00 0.00 14.90 0.00 04:20:36 1.28 0.00 1.28 0.00 0.00 15.61 0.00 04:30:06 1.31 0.00 1.29 0.01 0.00 16.63 0.28 04:40:28 1.76 0.39 1.37 0.00 15.27 47.02 0.00 04:50:13 33.78 2.75 27.56 3.47 222.21 4073.25 6147.01 Average: 3.85 0.71 2.47 0.67 17.39 186.54 4886.23 00:50:35 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6302868 7549884 270748 3.33 30692 1422204 521568 5.68 446400 1183468 124 01:10:36 6299592 7547180 273440 3.36 30900 1422564 521512 5.68 446472 1184036 160 01:20:06 6298080 7546156 274424 3.37 31088 1422856 521652 5.68 447188 1184516 176 01:30:01 6307204 7555832 264696 3.25 31292 1423188 521784 5.68 447148 1185052 240 01:40:36 6307204 7556384 264144 3.25 31484 1423544 521716 5.68 447404 1185600 136 01:50:19 6242272 7518284 301756 3.71 31844 1449656 716816 7.81 461992 1203180 168 02:00:01 6250668 7527256 292532 3.60 32032 1450000 716816 7.81 461936 1203684 236 02:10:06 6253700 7530768 289004 3.55 32184 1450328 716868 7.81 461960 1204160 192 02:20:36 6251688 7529300 290464 3.57 32360 1450684 716868 7.81 462092 1204696 124 02:30:01 6255660 7533756 285964 3.52 32532 1450980 716840 7.81 462168 1205164 148 02:40:36 6254680 7533452 286276 3.52 32716 1451472 716840 7.81 462408 1205704 172 02:50:06 6182284 7518772 291872 3.59 36844 1496700 716924 7.81 463640 1253900 212 03:00:01 6178796 7515824 294656 3.62 37024 1497032 717000 7.81 463692 1254412 124 03:10:16 6178796 7516340 294152 3.62 37176 1497388 717000 7.81 463712 1254920 268 03:20:36 6178572 7516752 293768 3.61 37352 1497844 717000 7.81 463844 1255424 160 03:30:01 6181700 7520376 290040 3.57 37520 1498140 717196 7.81 463816 1255888 240 03:40:36 6181700 7520916 289560 3.56 37696 1498496 717188 7.81 463964 1256420 160 03:50:06 6180692 7520376 290092 3.57 37864 1498792 717188 7.81 464000 1256884 268 04:00:36 6173652 7513884 296532 3.65 38040 1499148 717188 7.81 464044 1257416 160 04:10:16 6173652 7514488 295948 3.64 38184 1499604 717188 7.81 464184 1257888 244 04:20:36 6173652 7514976 295452 3.63 38344 1499932 717188 7.81 464188 1258368 208 04:30:06 6179256 7521040 289336 3.56 38488 1500228 717188 7.81 464204 1258812 236 04:40:28 6144548 7501436 308592 3.79 38808 1514944 738748 8.05 498964 1272328 288 04:50:13 5300724 7378452 388900 4.78 94328 2144056 794972 8.66 607092 1911752 25092 Average: 6184652 7520912 292181 3.59 37366 1498324 680469 7.41 467355 1256403 1231 00:50:35 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.66 0.07 0.10 0.04 0.00 0.00 0.00 0.00 01:10:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:36 ens3 0.38 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:06 ens3 0.50 0.08 0.12 0.06 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 0.31 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:36 ens3 0.41 0.07 0.11 0.06 0.00 0.00 0.00 0.00 01:50:19 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:50:19 ens3 0.90 0.45 3.30 0.68 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 0.62 0.06 6.15 0.03 0.00 0.00 0.00 0.00 02:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:06 ens3 0.16 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:20:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:36 ens3 0.17 0.03 0.04 0.01 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 0.16 0.04 0.04 0.02 0.00 0.00 0.00 0.00 02:40:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:36 ens3 0.22 0.04 0.07 0.03 0.00 0.00 0.00 0.00 02:50:06 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:06 ens3 0.26 0.07 0.08 0.04 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 0.29 0.09 0.10 0.05 0.00 0.00 0.00 0.00 03:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:16 ens3 0.15 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:20:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:36 ens3 0.15 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 0.30 0.06 0.10 0.05 0.00 0.00 0.00 0.00 03:40:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:36 ens3 0.23 0.05 0.07 0.03 0.00 0.00 0.00 0.00 03:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:06 ens3 0.16 0.03 0.04 0.01 0.00 0.00 0.00 0.00 04:00:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:36 ens3 0.18 0.05 0.06 0.03 0.00 0.00 0.00 0.00 04:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:16 ens3 0.24 0.04 0.24 0.01 0.00 0.00 0.00 0.00 04:20:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:36 ens3 0.14 0.03 0.04 0.01 0.00 0.00 0.00 0.00 04:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:06 ens3 0.15 0.04 0.04 0.02 0.00 0.00 0.00 0.00 04:40:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:40:28 ens3 7.73 4.53 19.22 2.91 0.00 0.00 0.00 0.00 04:50:13 lo 1.36 1.36 0.09 0.09 0.00 0.00 0.00 0.00 04:50:13 ens3 58.07 43.30 313.34 12.28 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 2.97 2.02 14.02 0.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22956) 06/03/26 _x86_64_ (2 CPU) 00:42:07 LINUX RESTART (2 CPU) 00:50:35 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.29 0.00 0.21 0.40 0.02 99.07 01:00:01 0 0.32 0.00 0.20 0.43 0.02 99.03 01:00:01 1 0.26 0.00 0.22 0.38 0.02 99.12 01:10:36 all 0.27 0.00 0.08 0.43 0.03 99.19 01:10:36 0 0.16 0.00 0.08 0.09 0.03 99.65 01:10:36 1 0.38 0.00 0.08 0.77 0.02 98.74 01:20:06 all 0.25 0.00 0.08 0.02 0.02 99.63 01:20:06 0 0.08 0.00 0.09 0.03 0.02 99.78 01:20:06 1 0.41 0.00 0.07 0.02 0.02 99.48 01:30:01 all 0.26 0.00 0.16 0.25 0.03 99.30 01:30:01 0 0.07 0.00 0.17 0.50 0.03 99.23 01:30:01 1 0.45 0.00 0.15 0.01 0.02 99.37 01:40:36 all 0.25 0.00 0.07 0.15 0.03 99.50 01:40:36 0 0.06 0.00 0.07 0.31 0.03 99.54 01:40:36 1 0.45 0.00 0.07 0.00 0.02 99.46 01:50:19 all 0.38 0.00 0.09 0.54 0.02 98.97 01:50:19 0 0.56 0.00 0.08 0.60 0.01 98.76 01:50:19 1 0.21 0.00 0.11 0.47 0.03 99.18 02:00:01 all 0.28 0.00 0.17 0.09 0.02 99.44 02:00:01 0 0.48 0.00 0.13 0.04 0.02 99.34 02:00:01 1 0.08 0.00 0.21 0.14 0.02 99.55 02:10:06 all 0.25 0.00 0.06 0.04 0.02 99.63 02:10:06 0 0.45 0.00 0.04 0.06 0.01 99.44 02:10:06 1 0.05 0.00 0.08 0.01 0.03 99.83 02:20:36 all 0.24 0.00 0.07 0.06 0.02 99.61 02:20:36 0 0.21 0.00 0.07 0.10 0.02 99.60 02:20:36 1 0.27 0.00 0.07 0.03 0.02 99.62 02:30:01 all 0.28 0.00 0.16 0.18 0.02 99.36 02:30:01 0 0.14 0.00 0.17 0.20 0.02 99.47 02:30:01 1 0.42 0.00 0.16 0.16 0.01 99.24 02:40:36 all 0.26 0.00 0.07 0.34 0.02 99.31 02:40:36 0 0.06 0.00 0.09 0.45 0.02 99.38 02:40:36 1 0.46 0.00 0.06 0.23 0.01 99.24 02:40:36 CPU %user %nice %system %iowait %steal %idle 02:50:06 all 0.23 0.23 0.18 0.35 0.02 99.00 02:50:06 0 0.23 0.03 0.09 0.05 0.01 99.59 02:50:06 1 0.24 0.43 0.26 0.65 0.02 98.41 03:00:01 all 0.30 0.00 0.16 0.09 0.02 99.44 03:00:01 0 0.38 0.00 0.15 0.17 0.02 99.29 03:00:01 1 0.21 0.00 0.17 0.02 0.02 99.58 03:10:16 all 0.22 0.00 0.08 0.09 0.02 99.60 03:10:16 0 0.38 0.00 0.05 0.10 0.01 99.45 03:10:16 1 0.06 0.00 0.10 0.08 0.02 99.74 03:20:36 all 0.22 0.00 0.08 0.03 0.02 99.66 03:20:36 0 0.38 0.00 0.06 0.04 0.01 99.50 03:20:36 1 0.05 0.00 0.09 0.01 0.02 99.82 03:30:01 all 0.27 0.00 0.17 0.65 0.02 98.89 03:30:01 0 0.39 0.00 0.16 0.88 0.01 98.55 03:30:01 1 0.14 0.00 0.17 0.43 0.02 99.24 03:40:36 all 0.25 0.00 0.07 0.19 0.01 99.47 03:40:36 0 0.05 0.00 0.09 0.11 0.01 99.74 03:40:36 1 0.45 0.00 0.06 0.27 0.01 99.20 03:50:06 all 0.24 0.00 0.07 0.32 0.01 99.35 03:50:06 0 0.05 0.00 0.09 0.29 0.02 99.54 03:50:06 1 0.42 0.00 0.05 0.35 0.01 99.16 04:00:36 all 0.24 0.00 0.16 0.16 0.02 99.42 04:00:36 0 0.22 0.00 0.16 0.21 0.02 99.39 04:00:36 1 0.26 0.00 0.17 0.10 0.02 99.45 04:10:16 all 0.23 0.00 0.08 0.19 0.01 99.49 04:10:16 0 0.35 0.00 0.07 0.02 0.01 99.54 04:10:16 1 0.11 0.00 0.09 0.36 0.02 99.43 04:20:36 all 0.26 0.00 0.08 0.23 0.02 99.41 04:20:36 0 0.31 0.00 0.06 0.22 0.02 99.38 04:20:36 1 0.21 0.00 0.09 0.24 0.02 99.44 04:30:06 all 0.29 0.00 0.18 0.58 0.02 98.93 04:30:06 0 0.23 0.00 0.18 0.82 0.02 98.76 04:30:06 1 0.35 0.00 0.18 0.35 0.02 99.10 04:30:06 CPU %user %nice %system %iowait %steal %idle 04:40:28 all 0.56 0.00 0.12 0.56 0.02 98.75 04:40:28 0 0.42 0.00 0.12 0.08 0.02 99.36 04:40:28 1 0.69 0.00 0.11 1.05 0.02 98.13 04:50:13 all 18.19 0.00 2.63 8.07 0.08 71.02 04:50:13 0 21.72 0.00 3.05 8.65 0.09 66.49 04:50:13 1 14.66 0.00 2.22 7.49 0.08 75.56 Average: all 1.00 0.01 0.22 0.57 0.02 98.18 Average: 0 1.13 0.00 0.23 0.59 0.02 98.04 Average: 1 0.87 0.02 0.21 0.56 0.02 98.32