---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-21939 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 738 9634 4 5616 14908 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:e9:cd:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.83/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84606sec preferred_lft 84606sec inet6 fe80::f816:3eff:fee9:cd36/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:da:01:49:7f:21 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-21939) 05/31/26 _x86_64_ (4 CPU) 06:28:11 LINUX RESTART (4 CPU) 06:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:00 24.33 2.67 20.19 1.46 148.06 5395.71 3723.66 06:50:01 32.07 0.05 28.60 3.42 1.73 3175.28 17704.46 Average: 28.20 1.36 24.40 2.44 74.83 4284.49 10720.35 06:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:00 9492480 13207460 2749372 16.79 153116 3651276 3050748 17.51 697852 5765828 28256 06:50:01 9214640 13478640 2474112 15.11 184528 4124232 2727756 15.66 848528 5842288 14092 Average: 9353560 13343050 2611742 15.95 168822 3887754 2889252 16.58 773190 5804058 21174 06:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:00 lo 578.01 578.01 550.70 550.70 0.00 0.00 0.00 0.00 06:40:00 ens3 102.72 82.55 834.30 17.61 0.00 0.00 0.00 0.00 06:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1654.95 1654.95 1577.58 1577.58 0.00 0.00 0.00 0.00 06:50:01 ens3 44.10 33.33 119.02 10.92 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1116.96 1116.96 1064.60 1064.60 0.00 0.00 0.00 0.00 Average: ens3 73.38 57.92 476.34 14.26 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-21939) 05/31/26 _x86_64_ (4 CPU) 06:28:11 LINUX RESTART (4 CPU) 06:30:00 CPU %user %nice %system %iowait %steal %idle 06:40:00 all 54.78 0.00 1.85 0.08 0.08 43.20 06:40:00 0 56.02 0.00 1.89 0.08 0.08 41.93 06:40:00 1 55.53 0.00 1.99 0.05 0.08 42.36 06:40:00 2 54.27 0.00 1.98 0.11 0.08 43.56 06:40:00 3 53.32 0.00 1.54 0.10 0.08 44.96 06:50:01 all 57.84 0.00 2.47 0.06 0.09 39.54 06:50:01 0 56.08 0.00 2.22 0.06 0.09 41.55 06:50:01 1 59.28 0.00 2.66 0.08 0.09 37.89 06:50:01 2 59.19 0.00 2.73 0.05 0.09 37.94 06:50:01 3 56.83 0.00 2.26 0.06 0.09 40.78 Average: all 56.31 0.00 2.16 0.07 0.08 41.37 Average: 0 56.05 0.00 2.06 0.07 0.09 41.74 Average: 1 57.40 0.00 2.33 0.06 0.09 40.12 Average: 2 56.73 0.00 2.36 0.08 0.08 40.75 Average: 3 55.07 0.00 1.90 0.08 0.08 42.87