---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34799 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 727 9576 4 5684 14918 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:f8:b2:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.251/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84833sec preferred_lft 84833sec inet6 fe80::f816:3eff:fef8:b229/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:22:fa:42:85:93 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-34799) 07/11/26 _x86_64_ (4 CPU) 11:08:18 LINUX RESTART (4 CPU) 11:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:10 36.76 3.82 30.34 2.60 402.67 7698.42 19307.74 11:30:10 32.19 0.05 29.03 3.11 1.61 6196.61 11104.53 Average: 34.49 1.95 29.69 2.85 203.51 6952.63 15234.08 11:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:10 9129504 13239512 2714844 16.58 155736 4037336 3118528 17.90 781764 6036836 19224 11:30:10 7356832 12917556 3029800 18.50 188592 5380300 3246708 18.64 1094632 7412544 23748 Average: 8243168 13078534 2872322 17.54 172164 4708818 3182618 18.27 938198 6724690 21486 11:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:10 lo 880.67 880.67 838.67 838.67 0.00 0.00 0.00 0.00 11:20:10 ens3 113.16 79.46 1233.13 14.28 0.00 0.00 0.00 0.00 11:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:10 lo 1303.25 1303.25 1242.00 1242.00 0.00 0.00 0.00 0.00 11:30:10 ens3 36.10 31.81 228.70 8.09 0.00 0.00 0.00 0.00 11:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1090.52 1090.52 1038.96 1038.96 0.00 0.00 0.00 0.00 Average: ens3 74.89 55.79 734.33 11.21 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-34799) 07/11/26 _x86_64_ (4 CPU) 11:08:18 LINUX RESTART (4 CPU) 11:10:01 CPU %user %nice %system %iowait %steal %idle 11:20:10 all 64.81 0.00 2.31 0.10 0.09 32.69 11:20:10 0 65.89 0.00 2.11 0.08 0.09 31.84 11:20:10 1 63.53 0.00 2.57 0.11 0.09 33.70 11:20:10 2 66.91 0.00 2.45 0.11 0.09 30.45 11:20:10 3 62.93 0.00 2.12 0.12 0.08 34.75 11:30:10 all 57.83 0.00 2.33 0.08 0.09 39.68 11:30:10 0 55.24 0.00 2.31 0.05 0.09 42.31 11:30:10 1 59.30 0.00 2.32 0.09 0.09 38.21 11:30:10 2 57.62 0.00 2.63 0.06 0.09 39.61 11:30:10 3 59.18 0.00 2.04 0.11 0.09 38.58 Average: all 61.35 0.00 2.32 0.09 0.09 36.16 Average: 0 60.59 0.00 2.21 0.06 0.09 37.05 Average: 1 61.43 0.00 2.45 0.10 0.09 35.94 Average: 2 62.30 0.00 2.54 0.08 0.09 35.00 Average: 3 61.07 0.00 2.08 0.11 0.09 36.65