---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7205 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 9.4G 69G 13% / 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 613 11684 4 3691 15033 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:26:06:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84527sec preferred_lft 84527sec inet6 fe80::f816:3eff:fe26:610/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:0b:d5:90:63:c9 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-7205) 04/24/26 _x86_64_ (4 CPU) 00:53:00 LINUX RESTART (4 CPU) 01:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:02 42.13 4.65 36.77 0.71 274.33 4604.76 1002.96 01:20:01 17.06 0.09 13.93 3.04 3.53 1369.14 34261.91 Average: 29.61 2.37 25.36 1.87 139.10 2988.98 17611.62 01:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:02 10925656 14114688 1847672 11.28 112140 3221400 2205320 12.66 611992 4473540 94536 01:20:01 9724456 13156484 2803016 17.12 129996 3424560 3011012 17.28 676120 5568344 564 Average: 10325056 13635586 2325344 14.20 121068 3322980 2608166 14.97 644056 5020942 47550 01:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:02 lo 0.43 0.43 0.05 0.05 0.00 0.00 0.00 0.00 01:10:02 ens3 102.94 77.81 922.78 15.77 0.00 0.00 0.00 0.00 01:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 lo 31.38 31.38 7.57 7.57 0.00 0.00 0.00 0.00 01:20:01 ens3 17.28 13.57 14.18 4.45 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 15.88 15.88 3.80 3.80 0.00 0.00 0.00 0.00 Average: ens3 60.17 45.73 469.05 10.12 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-7205) 04/24/26 _x86_64_ (4 CPU) 00:53:00 LINUX RESTART (4 CPU) 01:00:02 CPU %user %nice %system %iowait %steal %idle 01:10:02 all 14.05 0.00 0.84 0.25 0.04 84.83 01:10:02 0 13.14 0.00 0.97 0.04 0.03 85.82 01:10:02 1 15.01 0.00 0.83 0.12 0.04 84.00 01:10:02 2 16.03 0.00 0.89 0.77 0.04 82.28 01:10:02 3 12.03 0.00 0.65 0.07 0.05 87.21 01:20:01 all 28.68 0.00 0.96 0.10 0.09 70.18 01:20:01 0 27.54 0.00 0.83 0.08 0.08 71.46 01:20:01 1 28.91 0.00 0.89 0.05 0.08 70.07 01:20:01 2 29.35 0.00 1.05 0.06 0.09 69.45 01:20:01 3 28.91 0.00 1.07 0.20 0.09 69.74 Average: all 21.35 0.00 0.90 0.17 0.06 77.52 Average: 0 20.32 0.00 0.90 0.06 0.06 78.66 Average: 1 21.95 0.00 0.86 0.09 0.06 77.05 Average: 2 22.67 0.00 0.97 0.42 0.06 75.88 Average: 3 20.45 0.00 0.86 0.13 0.07 78.49