---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10040 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 730 5308 4 2191 7210 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:49:1f:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 72170sec preferred_lft 72170sec inet6 fe80::f816:3eff:fe49:1fc9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10040) 05/01/26 _x86_64_ (2 CPU) 00:42:46 LINUX RESTART (2 CPU) 00:50:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:20 1.61 0.01 1.59 0.01 0.05 18.84 436.39 01:10:20 1.37 0.00 1.36 0.02 0.00 15.79 1.20 01:20:20 1.88 0.25 1.60 0.03 30.99 74.23 1.37 01:30:16 1.63 0.01 1.60 0.03 1.06 18.96 1.53 01:40:20 13.94 0.00 1.46 12.48 0.15 17.06 108488.46 01:50:20 1.40 0.00 1.39 0.01 0.00 16.19 0.72 02:00:06 1.53 0.00 1.52 0.01 0.00 18.09 0.27 02:10:20 1.35 0.00 1.35 0.00 0.00 15.73 0.00 02:20:16 1.35 0.00 1.35 0.00 0.00 15.87 0.00 02:30:20 1.55 0.00 1.54 0.01 0.00 18.33 0.27 02:40:06 1.52 0.00 1.51 0.00 0.00 18.06 0.03 02:50:20 1.48 0.00 1.48 0.00 0.00 17.50 0.05 03:00:16 1.52 0.00 1.51 0.01 0.00 18.20 0.27 03:10:20 1.43 0.00 1.43 0.00 0.00 16.90 0.00 03:20:06 1.53 0.00 1.52 0.01 0.00 18.55 0.18 03:30:20 1.50 0.00 1.49 0.01 0.00 18.10 0.26 03:40:06 1.46 0.00 1.46 0.00 0.00 16.72 0.00 03:50:20 1.37 0.00 1.37 0.00 0.00 16.01 0.00 04:00:20 1.66 0.00 1.65 0.01 0.00 19.52 0.27 04:10:20 1.41 0.00 1.41 0.00 0.00 16.25 0.00 04:20:20 1.44 0.00 1.44 0.00 0.00 16.69 0.00 04:30:16 2.10 0.42 1.67 0.01 16.15 51.38 0.27 Average: 2.10 0.03 1.49 0.58 2.20 21.49 4981.61 00:50:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:20 6294736 7541884 278412 3.42 30632 1422212 527684 5.75 442456 1183316 148 01:10:20 6294260 7541944 278352 3.42 30832 1422532 527792 5.75 442776 1183844 132 01:20:20 6240568 7514912 304932 3.75 31216 1448456 722140 7.87 457192 1201388 168 01:30:16 6256688 7531916 287900 3.54 31424 1449100 527928 5.75 453236 1201928 168 01:40:20 6263804 7539760 280000 3.44 31632 1449604 528336 5.75 454096 1202480 132 01:50:20 6263552 7540032 279732 3.44 31832 1449924 528328 5.75 453944 1203004 132 02:00:06 6266404 7543388 276352 3.40 32000 1450252 528328 5.75 453884 1203500 180 02:10:20 6280044 7557532 262200 3.22 32168 1450580 528328 5.75 454060 1203996 148 02:20:16 6279304 7557288 262436 3.23 32320 1450912 528328 5.75 454116 1204480 180 02:30:20 6277256 7555896 263716 3.24 32500 1451372 528392 5.76 454156 1204988 124 02:40:06 6270784 7549932 269592 3.31 32676 1451696 583536 6.36 459724 1205488 132 02:50:20 6271304 7550976 268616 3.30 32864 1452020 528456 5.76 454376 1206004 164 03:00:16 6270560 7550732 268844 3.31 33024 1452348 528520 5.76 454424 1206492 228 03:10:20 6269580 7550364 269208 3.31 33192 1452788 528520 5.76 454548 1206984 164 03:20:06 6268568 7549884 269700 3.32 33380 1453128 528520 5.76 454624 1207500 228 03:30:20 6269128 7550960 268592 3.30 33556 1453460 528664 5.76 454664 1208000 244 03:40:06 6268880 7551200 268356 3.30 33708 1453780 528664 5.76 454712 1208480 160 03:50:20 6273700 7556516 263020 3.23 33876 1454108 528664 5.76 454724 1208968 228 04:00:20 6266668 7550128 269436 3.31 34044 1454572 528664 5.76 454732 1209476 124 04:10:20 6266444 7550400 269160 3.31 34212 1454888 528664 5.76 454892 1209964 124 04:20:20 6266444 7550900 268644 3.30 34380 1455220 528664 5.76 454892 1210456 172 04:30:16 6206664 7509212 309936 3.81 34700 1472780 576252 6.28 499620 1226784 3164 Average: 6267515 7545262 274415 3.37 32735 1450261 541881 5.90 455720 1204887 302 00:50:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:20 ens3 0.71 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:20 ens3 0.53 0.09 0.11 0.06 0.00 0.00 0.00 0.00 01:20:20 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:20 ens3 1.25 0.29 3.25 0.07 0.00 0.00 0.00 0.00 01:30:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:16 ens3 1.12 0.05 0.17 0.03 0.00 0.00 0.00 0.00 01:40:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:20 ens3 0.76 0.21 0.19 0.61 0.00 0.00 0.00 0.00 01:50:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:20 ens3 1.10 0.09 0.15 0.05 0.00 0.00 0.00 0.00 02:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:06 ens3 0.70 0.06 0.67 0.03 0.00 0.00 0.00 0.00 02:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:20 ens3 0.21 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:16 ens3 0.17 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:20 ens3 0.17 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:40:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:06 ens3 0.36 0.08 0.11 0.06 0.00 0.00 0.00 0.00 02:50:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:20 ens3 0.19 0.05 0.04 0.02 0.00 0.00 0.00 0.00 03:00:16 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 03:00:16 ens3 0.30 0.07 0.10 0.05 0.00 0.00 0.00 0.00 03:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:20 ens3 0.18 0.04 0.04 0.01 0.00 0.00 0.00 0.00 03:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:06 ens3 0.16 0.02 0.04 0.01 0.00 0.00 0.00 0.00 03:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:20 ens3 0.32 0.07 0.10 0.05 0.00 0.00 0.00 0.00 03:40:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:06 ens3 0.27 0.06 0.07 0.04 0.00 0.00 0.00 0.00 03:50:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:20 ens3 0.17 0.04 0.04 0.01 0.00 0.00 0.00 0.00 04:00:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:20 ens3 0.21 0.05 0.07 0.03 0.00 0.00 0.00 0.00 04:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:20 ens3 0.27 0.04 0.22 0.01 0.00 0.00 0.00 0.00 04:20:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:20 ens3 0.16 0.03 0.04 0.01 0.00 0.00 0.00 0.00 04:30:16 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 04:30:16 ens3 9.34 5.65 29.72 3.10 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 0.84 0.32 1.60 0.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10040) 05/01/26 _x86_64_ (2 CPU) 00:42:46 LINUX RESTART (2 CPU) 00:50:20 CPU %user %nice %system %iowait %steal %idle 01:00:20 all 0.26 0.00 0.15 0.01 0.04 99.54 01:00:20 0 0.25 0.00 0.15 0.01 0.04 99.56 01:00:20 1 0.27 0.00 0.16 0.02 0.04 99.52 01:10:20 all 0.23 0.00 0.06 0.01 0.03 99.65 01:10:20 0 0.31 0.00 0.07 0.01 0.04 99.58 01:10:20 1 0.16 0.00 0.06 0.02 0.03 99.73 01:20:20 all 0.36 0.00 0.10 0.02 0.03 99.49 01:20:20 0 0.41 0.00 0.10 0.03 0.03 99.43 01:20:20 1 0.30 0.00 0.10 0.02 0.04 99.55 01:30:16 all 0.29 0.00 0.17 0.01 0.04 99.49 01:30:16 0 0.13 0.00 0.18 0.02 0.04 99.63 01:30:16 1 0.45 0.00 0.15 0.00 0.03 99.36 01:40:20 all 0.25 0.00 0.08 0.03 0.03 99.61 01:40:20 0 0.07 0.00 0.08 0.01 0.04 99.79 01:40:20 1 0.42 0.00 0.07 0.05 0.03 99.43 01:50:20 all 0.22 0.00 0.07 0.02 0.04 99.65 01:50:20 0 0.18 0.00 0.07 0.03 0.06 99.66 01:50:20 1 0.26 0.00 0.06 0.00 0.03 99.65 02:00:06 all 0.27 0.00 0.16 0.02 0.03 99.52 02:00:06 0 0.47 0.00 0.12 0.04 0.02 99.35 02:00:06 1 0.07 0.00 0.19 0.00 0.04 99.69 02:10:20 all 0.24 0.00 0.06 0.01 0.03 99.66 02:10:20 0 0.27 0.00 0.06 0.01 0.03 99.63 02:10:20 1 0.20 0.00 0.06 0.00 0.03 99.70 02:20:16 all 0.26 0.00 0.06 0.01 0.04 99.63 02:20:16 0 0.05 0.00 0.08 0.01 0.05 99.81 02:20:16 1 0.46 0.00 0.04 0.01 0.03 99.46 02:30:20 all 0.27 0.00 0.14 0.14 0.03 99.41 02:30:20 0 0.06 0.00 0.16 0.02 0.04 99.72 02:30:20 1 0.49 0.00 0.12 0.26 0.02 99.11 02:40:06 all 0.23 0.00 0.07 0.08 0.03 99.59 02:40:06 0 0.22 0.00 0.08 0.17 0.03 99.51 02:40:06 1 0.24 0.00 0.06 0.00 0.03 99.67 02:40:06 CPU %user %nice %system %iowait %steal %idle 02:50:20 all 0.26 0.00 0.06 0.04 0.03 99.62 02:50:20 0 0.24 0.00 0.05 0.01 0.03 99.67 02:50:20 1 0.27 0.00 0.07 0.06 0.03 99.57 03:00:16 all 0.25 0.00 0.15 0.02 0.03 99.56 03:00:16 0 0.11 0.00 0.15 0.03 0.03 99.67 03:00:16 1 0.38 0.00 0.15 0.00 0.02 99.45 03:10:20 all 0.25 0.00 0.07 0.05 0.02 99.61 03:10:20 0 0.39 0.00 0.05 0.07 0.02 99.47 03:10:20 1 0.11 0.00 0.08 0.03 0.03 99.75 03:20:06 all 0.21 0.00 0.09 0.06 0.02 99.62 03:20:06 0 0.15 0.00 0.09 0.01 0.02 99.74 03:20:06 1 0.28 0.00 0.08 0.12 0.02 99.50 03:30:20 all 0.27 0.00 0.15 0.01 0.02 99.55 03:30:20 0 0.43 0.00 0.14 0.01 0.02 99.40 03:30:20 1 0.11 0.00 0.16 0.01 0.03 99.69 03:40:06 all 0.21 0.00 0.07 0.01 0.02 99.70 03:40:06 0 0.36 0.00 0.05 0.01 0.01 99.56 03:40:06 1 0.05 0.00 0.08 0.01 0.03 99.83 03:50:20 all 0.23 0.00 0.07 0.01 0.02 99.67 03:50:20 0 0.41 0.00 0.04 0.01 0.01 99.52 03:50:20 1 0.04 0.00 0.10 0.00 0.03 99.82 04:00:20 all 0.25 0.00 0.14 0.01 0.02 99.58 04:00:20 0 0.43 0.00 0.10 0.02 0.01 99.44 04:00:20 1 0.07 0.00 0.18 0.00 0.04 99.71 04:10:20 all 0.24 0.00 0.06 0.01 0.02 99.66 04:10:20 0 0.32 0.00 0.05 0.01 0.02 99.60 04:10:20 1 0.16 0.00 0.08 0.01 0.03 99.72 04:20:20 all 0.21 0.00 0.06 0.01 0.02 99.69 04:20:20 0 0.15 0.00 0.06 0.02 0.03 99.75 04:20:20 1 0.28 0.00 0.07 0.01 0.02 99.62 04:30:16 all 0.56 0.00 0.19 0.01 0.03 99.20 04:30:16 0 0.43 0.00 0.21 0.01 0.03 99.32 04:30:16 1 0.70 0.00 0.18 0.01 0.02 99.09 Average: CPU %user %nice %system %iowait %steal %idle Average: all 0.26 0.00 0.10 0.03 0.03 99.58 Average: 0 0.27 0.00 0.10 0.02 0.03 99.58 Average: 1 0.26 0.00 0.11 0.03 0.03 99.57