---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41084 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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: 5600.00 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 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 684 9243 4 6061 14961 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:fd:8c:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84496sec preferred_lft 84496sec inet6 fe80::f816:3eff:fefd:8ca3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:23:cd:a4:05:c7 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-41084) 08/26/26 _x86_64_ (4 CPU) 01:08:18 LINUX RESTART (4 CPU) 01:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:06 30.12 3.41 23.64 3.07 182.68 4973.02 34113.97 01:30:07 17.26 0.18 14.77 2.31 5.09 1617.98 24202.18 Average: 23.68 1.79 19.20 2.69 93.83 3294.41 29154.86 01:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:06 9410116 12955384 3002696 18.34 130012 3532364 3287808 18.87 669560 5893640 33364 01:30:07 9274988 13184320 2770304 16.92 151504 3845460 2937812 16.86 792912 5851380 14516 Average: 9342552 13069852 2886500 17.63 140758 3688912 3112810 17.87 731236 5872510 23940 01:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:06 lo 18.54 18.54 3.96 3.96 0.00 0.00 0.00 0.00 01:20:06 ens3 86.47 69.22 735.14 14.18 0.00 0.00 0.00 0.00 01:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:07 lo 939.83 939.83 862.69 862.69 0.00 0.00 0.00 0.00 01:30:07 ens3 37.91 26.04 252.31 5.70 0.00 0.00 0.00 0.00 01:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 479.48 479.48 433.61 433.61 0.00 0.00 0.00 0.00 Average: ens3 62.17 47.62 493.57 9.94 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-41084) 08/26/26 _x86_64_ (4 CPU) 01:08:18 LINUX RESTART (4 CPU) 01:10:07 CPU %user %nice %system %iowait %steal %idle 01:20:06 all 35.30 0.00 1.40 0.29 0.10 62.90 01:20:06 0 35.87 0.00 1.61 0.14 0.09 62.28 01:20:06 1 35.43 0.00 1.31 0.73 0.10 62.43 01:20:06 2 34.63 0.00 1.38 0.14 0.10 63.74 01:20:06 3 35.28 0.00 1.30 0.17 0.09 63.16 01:30:07 all 23.87 0.00 1.38 0.06 0.10 74.57 01:30:07 0 24.62 0.00 1.55 0.03 0.10 73.69 01:30:07 1 24.02 0.00 1.29 0.09 0.11 74.51 01:30:07 2 23.37 0.00 1.36 0.08 0.11 75.08 01:30:07 3 23.49 0.00 1.33 0.06 0.11 75.01 Average: all 29.59 0.00 1.39 0.18 0.10 68.74 Average: 0 30.25 0.00 1.58 0.09 0.10 67.99 Average: 1 29.72 0.00 1.30 0.41 0.10 68.47 Average: 2 29.00 0.00 1.37 0.11 0.10 69.42 Average: 3 29.39 0.00 1.32 0.11 0.10 69.08