---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-27341 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 12G 67G 15% / 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 743 9410 4 5835 14903 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:ed:a1:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84406sec preferred_lft 84406sec inet6 fe80::f816:3eff:feed:a1e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:81:3d:5c:13:97 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-27341) 06/14/26 _x86_64_ (4 CPU) 06:26:20 LINUX RESTART (4 CPU) 06:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 35.86 3.05 18.15 14.66 550.48 4706.03 244204.44 06:50:07 35.71 0.04 31.86 3.81 1.29 3354.73 24793.95 Average: 35.79 1.54 25.06 9.19 273.71 4025.03 133629.37 06:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9579748 13477688 2478084 15.14 156516 3828748 2688188 15.43 830304 5513100 24824 06:50:07 8484484 12964424 2987144 18.24 183904 4335892 3269420 18.77 985748 6433164 5160 Average: 9032116 13221056 2732614 16.69 170210 4082320 2978804 17.10 908026 5973132 14992 06:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 541.85 541.85 516.34 516.34 0.00 0.00 0.00 0.00 06:40:01 ens3 168.22 120.48 974.88 19.69 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:07 lo 1672.23 1672.23 1592.82 1592.82 0.00 0.00 0.00 0.00 06:50:07 ens3 51.21 39.50 118.50 12.41 0.00 0.00 0.00 0.00 06:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1111.52 1111.52 1058.85 1058.85 0.00 0.00 0.00 0.00 Average: ens3 109.25 79.67 543.29 16.02 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-27341) 06/14/26 _x86_64_ (4 CPU) 06:26:20 LINUX RESTART (4 CPU) 06:30:05 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 47.79 0.00 1.66 0.11 0.07 50.36 06:40:01 0 48.81 0.00 1.83 0.15 0.07 49.13 06:40:01 1 49.10 0.00 1.78 0.12 0.07 48.94 06:40:01 2 45.99 0.00 1.42 0.08 0.07 52.43 06:40:01 3 47.27 0.00 1.62 0.10 0.07 50.93 06:50:07 all 60.34 0.00 2.56 0.08 0.09 36.94 06:50:07 0 59.45 0.00 2.59 0.04 0.09 37.83 06:50:07 1 60.23 0.00 2.63 0.06 0.09 36.99 06:50:07 2 61.22 0.00 2.66 0.14 0.09 35.89 06:50:07 3 60.45 0.00 2.36 0.06 0.09 37.05 Average: all 54.11 0.00 2.11 0.09 0.08 43.60 Average: 0 54.17 0.00 2.21 0.09 0.08 43.44 Average: 1 54.70 0.00 2.21 0.09 0.08 42.92 Average: 2 53.65 0.00 2.04 0.11 0.08 44.11 Average: 3 53.91 0.00 1.99 0.08 0.08 43.94