---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-500326 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 9.2G 69G 12% / 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 620 11849 4 3519 15026 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:9b:c2:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82694sec preferred_lft 82694sec inet6 fe80::f816:3eff:fe9b:c242/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:ae:a1:5d:9b:69 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-500326) 03/17/26 _x86_64_ (4 CPU) 10:11:18 LINUX RESTART (4 CPU) 10:20:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:08 2.03 0.01 2.02 0.01 0.04 25.98 0.56 10:40:08 2.06 0.00 2.06 0.00 0.29 25.25 0.00 10:50:08 2.16 0.00 2.16 0.00 0.00 25.76 0.00 11:00:07 1.87 0.00 1.87 0.00 0.00 21.89 0.00 11:10:06 1.52 0.00 1.52 0.00 0.00 17.47 0.00 Average: 1.93 0.00 1.93 0.00 0.07 23.27 0.11 10:20:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:08 10355352 13590812 2369592 14.47 115496 3263460 2666848 15.31 622548 5007972 216 10:40:08 10355352 13591736 2368612 14.47 116312 3263552 2666992 15.31 623360 5008024 20 10:50:08 10354848 13592080 2368316 14.46 117100 3263560 2667396 15.31 624156 5008988 56 11:00:07 10354344 13592176 2368216 14.46 117684 3263568 2667380 15.31 624724 5008928 48 11:10:06 10354092 13592552 2367828 14.46 118096 3263772 2667380 15.31 625136 5009220 244 Average: 10354798 13591871 2368513 14.47 116938 3263582 2667199 15.31 623985 5008626 117 10:20:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:08 ens3 0.47 0.18 0.15 0.09 0.00 0.00 0.00 0.00 10:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:08 ens3 0.31 0.11 0.09 0.04 0.00 0.00 0.00 0.00 10:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:50:08 ens3 0.39 0.15 0.12 0.07 0.00 0.00 0.00 0.00 10:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:00:07 ens3 0.20 0.07 0.04 0.02 0.00 0.00 0.00 0.00 11:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:10:06 ens3 0.23 0.12 0.07 0.04 0.00 0.00 0.00 0.00 11:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.32 0.13 0.09 0.05 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-500326) 03/17/26 _x86_64_ (4 CPU) 10:11:18 LINUX RESTART (4 CPU) 10:20:09 CPU %user %nice %system %iowait %steal %idle 10:30:08 all 0.17 0.00 0.06 0.05 0.03 99.68 10:30:08 0 0.13 0.00 0.03 0.02 0.02 99.80 10:30:08 1 0.18 0.00 0.08 0.05 0.05 99.64 10:30:08 2 0.16 0.00 0.08 0.14 0.04 99.59 10:30:08 3 0.21 0.00 0.06 0.00 0.02 99.71 10:40:08 all 0.22 0.00 0.06 0.05 0.03 99.63 10:40:08 0 0.10 0.00 0.06 0.20 0.03 99.61 10:40:08 1 0.15 0.00 0.09 0.01 0.05 99.71 10:40:08 2 0.57 0.00 0.06 0.00 0.03 99.34 10:40:08 3 0.08 0.00 0.04 0.01 0.02 99.85 10:50:08 all 0.23 0.00 0.06 0.03 0.04 99.65 10:50:08 0 0.16 0.00 0.07 0.03 0.03 99.71 10:50:08 1 0.13 0.00 0.08 0.05 0.04 99.70 10:50:08 2 0.52 0.00 0.05 0.02 0.04 99.37 10:50:08 3 0.10 0.00 0.06 0.01 0.03 99.81 11:00:07 all 0.14 0.00 0.06 0.05 0.05 99.71 11:00:07 0 0.28 0.00 0.07 0.10 0.06 99.50 11:00:07 1 0.11 0.00 0.07 0.06 0.05 99.72 11:00:07 2 0.13 0.00 0.07 0.01 0.04 99.76 11:00:07 3 0.06 0.00 0.04 0.02 0.04 99.85 11:10:06 all 0.20 0.00 0.06 0.11 0.03 99.59 11:10:06 0 0.48 0.00 0.04 0.27 0.03 99.18 11:10:06 1 0.17 0.00 0.09 0.10 0.04 99.60 11:10:06 2 0.10 0.00 0.07 0.03 0.04 99.77 11:10:06 3 0.06 0.00 0.03 0.05 0.03 99.84 Average: all 0.19 0.00 0.06 0.06 0.04 99.65 Average: 0 0.23 0.00 0.06 0.12 0.03 99.56 Average: 1 0.15 0.00 0.08 0.05 0.04 99.67 Average: 2 0.29 0.00 0.06 0.04 0.04 99.56 Average: 3 0.10 0.00 0.05 0.02 0.03 99.81