---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-19825 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 10G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 622 10976 4 4389 15023 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:28:ee:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82531sec preferred_lft 82531sec inet6 fe80::f816:3eff:fe28:ee51/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:2b:29:d2:a2:ef brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-19825) 05/25/26 _x86_64_ (4 CPU) 08:18:03 LINUX RESTART (4 CPU) 08:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:01 1.37 0.05 1.30 0.01 2.75 17.03 224.48 08:40:08 1.24 0.00 1.23 0.00 0.04 14.75 0.00 08:50:09 1.16 0.00 1.16 0.00 0.00 13.52 0.00 09:00:01 1.15 0.00 1.15 0.00 0.00 13.61 0.00 09:10:22 34.59 2.71 31.29 0.59 144.49 2515.89 408.06 09:20:22 50.87 2.32 29.85 18.70 141.72 5004.73 246878.23 Average: 15.20 0.86 11.13 3.21 48.80 1272.45 41071.19 08:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:01 13773776 15526652 491740 3.00 53884 1926088 1153536 6.62 193544 2156688 8 08:40:08 13772360 15525776 492564 3.01 54264 1926228 1153600 6.62 193928 2159124 228 08:50:09 13781972 15535760 482704 2.95 54616 1926232 1153664 6.62 194280 2163924 32 09:00:01 13778952 15533232 485132 2.96 54952 1926372 1153920 6.62 194624 2168296 212 09:10:22 12294956 15019256 947220 5.79 106860 2800172 1442576 8.28 364476 3372884 287752 09:20:22 11262292 15398136 559124 3.41 146332 4093644 1107868 6.36 870744 3819744 367968 Average: 13110718 15423135 576414 3.52 78485 2433123 1194194 6.85 335266 2640110 109367 08:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:01 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 08:30:01 ens3 0.43 0.12 0.09 0.04 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:08 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 08:40:08 ens3 0.42 0.11 0.08 0.04 0.00 0.00 0.00 0.00 08:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:09 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:09 ens3 0.61 0.19 0.21 0.13 0.00 0.00 0.00 0.00 08:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 09:00:01 ens3 1.07 0.44 0.34 0.80 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:22 lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 09:10:22 ens3 80.42 63.32 737.52 11.79 0.00 0.00 0.00 0.00 09:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:22 lo 2099.10 2099.10 2000.13 2000.13 0.00 0.00 0.00 0.00 09:20:22 ens3 87.71 70.94 437.87 26.57 0.00 0.00 0.00 0.00 09:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 348.42 348.42 331.89 331.89 0.00 0.00 0.00 0.00 Average: ens3 28.79 22.79 199.49 6.60 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-19825) 05/25/26 _x86_64_ (4 CPU) 08:18:03 LINUX RESTART (4 CPU) 08:20:07 CPU %user %nice %system %iowait %steal %idle 08:30:01 all 0.07 0.00 0.03 0.01 0.01 99.88 08:30:01 0 0.02 0.00 0.02 0.00 0.01 99.94 08:30:01 1 0.17 0.00 0.04 0.01 0.02 99.76 08:30:01 2 0.04 0.00 0.03 0.03 0.01 99.91 08:30:01 3 0.05 0.00 0.04 0.00 0.01 99.91 08:40:08 all 0.21 0.00 0.03 0.01 0.01 99.75 08:40:08 0 0.02 0.00 0.02 0.00 0.00 99.96 08:40:08 1 0.72 0.00 0.03 0.01 0.01 99.23 08:40:08 2 0.07 0.00 0.03 0.00 0.01 99.89 08:40:08 3 0.02 0.00 0.03 0.02 0.01 99.92 08:50:09 all 0.22 0.00 0.03 0.04 0.01 99.70 08:50:09 0 0.02 0.00 0.01 0.01 0.00 99.96 08:50:09 1 0.72 0.00 0.05 0.03 0.01 99.19 08:50:09 2 0.05 0.00 0.04 0.10 0.01 99.80 08:50:09 3 0.10 0.00 0.02 0.02 0.01 99.86 09:00:01 all 0.16 0.00 0.03 0.01 0.01 99.80 09:00:01 0 0.03 0.00 0.01 0.00 0.00 99.96 09:00:01 1 0.31 0.00 0.04 0.01 0.02 99.62 09:00:01 2 0.03 0.00 0.03 0.01 0.01 99.91 09:00:01 3 0.26 0.00 0.03 0.00 0.01 99.71 09:10:22 all 5.31 0.00 0.50 0.21 0.02 93.95 09:10:22 0 4.64 0.00 0.43 0.21 0.02 94.70 09:10:22 1 5.10 0.00 0.53 0.07 0.03 94.28 09:10:22 2 5.02 0.00 0.58 0.54 0.02 93.84 09:10:22 3 6.48 0.00 0.46 0.05 0.03 92.99 09:20:22 all 63.89 0.00 2.86 0.09 0.10 33.05 09:20:22 0 62.27 0.00 2.93 0.09 0.11 34.61 09:20:22 1 64.89 0.00 2.73 0.09 0.11 32.19 09:20:22 2 63.52 0.00 2.80 0.06 0.10 33.52 09:20:22 3 64.88 0.00 3.00 0.13 0.10 31.88 Average: all 11.59 0.00 0.58 0.06 0.03 87.74 Average: 0 11.11 0.00 0.57 0.05 0.02 88.24 Average: 1 11.93 0.00 0.57 0.04 0.03 87.43 Average: 2 11.40 0.00 0.59 0.12 0.03 87.87 Average: 3 11.93 0.00 0.59 0.04 0.03 87.42