---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13171 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 647 8681 4 6660 14999 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:d8:5a:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.243/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84586sec preferred_lft 84586sec inet6 fe80::f816:3eff:fed8:5abc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:20:b0:5d:62:ea 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-13171) 02/18/26 _x86_64_ (4 CPU) 06:43:26 LINUX RESTART (4 CPU) 06:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:01 38.94 12.00 24.16 2.78 133.01 2262.65 18730.01 07:10:20 22.67 0.02 20.46 2.19 0.45 4069.96 12579.62 Average: 30.65 5.89 22.27 2.48 65.42 3184.19 15593.96 06:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:01 9612496 13449076 2506740 15.31 149412 3785012 2675692 15.36 889028 5428136 10572 07:10:20 5917476 10773900 5177980 31.62 162112 4748408 5189788 29.79 1176656 8797512 208 Average: 7764986 12111488 3842360 23.47 155762 4266710 3932740 22.57 1032842 7112824 5390 06:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:01 lo 1490.94 1490.94 1414.60 1414.60 0.00 0.00 0.00 0.00 07:00:01 ens3 19.05 17.15 10.00 5.90 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:20 lo 1010.10 1010.10 5161.75 5161.75 0.00 0.00 0.00 0.00 07:10:20 ens3 24.33 19.55 22.93 6.41 0.00 0.00 0.00 0.00 07:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1245.76 1245.76 3325.25 3325.25 0.00 0.00 0.00 0.00 Average: ens3 21.74 18.37 16.59 6.16 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-13171) 02/18/26 _x86_64_ (4 CPU) 06:43:26 LINUX RESTART (4 CPU) 06:50:07 CPU %user %nice %system %iowait %steal %idle 07:00:01 all 66.73 0.07 2.37 0.09 0.08 30.66 07:00:01 0 66.01 0.01 1.96 0.06 0.08 31.87 07:00:01 1 66.19 0.19 2.62 0.15 0.08 30.78 07:00:01 2 68.15 0.00 2.57 0.03 0.08 29.17 07:00:01 3 66.57 0.08 2.34 0.10 0.08 30.82 07:10:20 all 54.04 0.00 1.91 0.10 0.08 43.87 07:10:20 0 50.67 0.00 1.52 0.07 0.08 47.66 07:10:20 1 56.09 0.00 1.85 0.11 0.08 41.87 07:10:20 2 51.96 0.00 2.36 0.13 0.08 45.47 07:10:20 3 57.42 0.00 1.90 0.10 0.08 40.49 Average: all 60.25 0.03 2.14 0.09 0.08 37.40 Average: 0 58.18 0.00 1.74 0.07 0.08 39.93 Average: 1 61.04 0.09 2.23 0.13 0.08 36.44 Average: 2 59.90 0.00 2.46 0.08 0.08 37.48 Average: 3 61.90 0.04 2.12 0.10 0.08 35.76