---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-66352 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 12G 66G 16% / 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 725 8997 4 6265 14921 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:e5:c9:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.45/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84517sec preferred_lft 84517sec inet6 fe80::f816:3eff:fee5:c9dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:06:c3:d7:c0:8c 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-66352) 04/04/26 _x86_64_ (4 CPU) 02:24:29 LINUX RESTART (4 CPU) 02:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:18 23.84 0.06 21.21 2.57 6.18 2283.70 7175.85 02:50:18 25.24 0.03 22.70 2.51 0.73 4148.82 9994.25 Average: 24.54 0.05 21.95 2.54 3.48 3210.20 8575.89 02:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:18 9149624 12987800 2968084 18.13 143512 3809576 2997240 17.20 796692 6020164 12160 02:50:18 5696076 10535360 5416360 33.08 160404 4750288 5334568 30.62 1082536 9130588 40 Average: 7422850 11761580 4192222 25.60 151958 4279932 4165904 23.91 939614 7575376 6100 02:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:18 lo 1341.22 1341.22 1271.85 1271.85 0.00 0.00 0.00 0.00 02:40:18 ens3 40.12 31.36 25.16 12.85 0.00 0.00 0.00 0.00 02:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:18 lo 1115.53 1115.53 3092.10 3092.10 0.00 0.00 0.00 0.00 02:50:18 ens3 43.86 33.79 51.49 14.27 0.00 0.00 0.00 0.00 02:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1229.11 1229.11 2176.06 2176.06 0.00 0.00 0.00 0.00 Average: ens3 41.98 32.57 38.24 13.56 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-66352) 04/04/26 _x86_64_ (4 CPU) 02:24:29 LINUX RESTART (4 CPU) 02:30:10 CPU %user %nice %system %iowait %steal %idle 02:40:18 all 64.59 0.00 2.21 0.06 0.09 33.05 02:40:18 0 62.23 0.00 2.07 0.05 0.09 35.55 02:40:18 1 65.70 0.00 2.54 0.07 0.10 31.59 02:40:18 2 64.08 0.00 1.79 0.06 0.09 33.97 02:40:18 3 66.35 0.00 2.43 0.04 0.09 31.09 02:50:18 all 54.14 0.00 2.09 0.08 0.09 43.60 02:50:18 0 55.33 0.00 2.26 0.10 0.09 42.21 02:50:18 1 53.08 0.00 2.09 0.11 0.09 44.62 02:50:18 2 53.73 0.00 2.08 0.07 0.09 44.04 02:50:18 3 54.40 0.00 1.94 0.06 0.09 43.51 Average: all 59.40 0.00 2.15 0.07 0.09 38.29 Average: 0 58.81 0.00 2.17 0.08 0.09 38.86 Average: 1 59.43 0.00 2.32 0.09 0.09 38.06 Average: 2 58.94 0.00 1.93 0.06 0.09 38.97 Average: 3 60.41 0.00 2.18 0.05 0.09 37.26