---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37235 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 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 635 9653 4 5699 15011 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:26:5f:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.176/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84663sec preferred_lft 84663sec inet6 fe80::f816:3eff:fe26:5f05/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:d6:06:c0:27:9f 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-37235) 08/13/26 _x86_64_ (4 CPU) 06:26:25 LINUX RESTART (4 CPU) 06:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:00 27.51 2.71 22.70 2.11 150.07 5113.17 7743.88 06:50:00 31.88 0.06 28.36 3.45 1.88 6003.25 12258.00 Average: 29.72 1.37 25.57 2.79 75.04 5563.83 10029.45 06:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:00 9583792 13416224 2540104 15.51 158288 3757196 2693280 15.46 716484 5624404 20868 06:50:00 7634076 12852148 3097584 18.92 189440 5039444 3247360 18.64 1011324 7214064 14036 Average: 8608934 13134186 2818844 17.22 173864 4398320 2970320 17.05 863904 6419234 17452 06:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:00 lo 935.18 935.18 891.27 891.27 0.00 0.00 0.00 0.00 06:40:00 ens3 106.94 79.74 880.33 15.03 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 06:50:00 lo 1370.81 1370.81 1306.58 1306.58 0.00 0.00 0.00 0.00 06:50:00 ens3 49.37 39.64 232.34 10.92 0.00 0.00 0.00 0.00 06:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1155.75 1155.75 1101.55 1101.55 0.00 0.00 0.00 0.00 Average: ens3 77.79 59.44 552.24 12.95 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-37235) 08/13/26 _x86_64_ (4 CPU) 06:26:25 LINUX RESTART (4 CPU) 06:30:15 CPU %user %nice %system %iowait %steal %idle 06:40:00 all 66.08 0.00 2.24 0.07 0.09 31.52 06:40:00 0 67.75 0.00 2.40 0.05 0.09 29.72 06:40:00 1 65.39 0.00 2.07 0.06 0.09 32.39 06:40:00 2 65.97 0.00 2.56 0.15 0.09 31.23 06:40:00 3 65.20 0.00 1.94 0.04 0.09 32.72 06:50:00 all 59.70 0.00 2.37 0.08 0.09 37.77 06:50:00 0 62.28 0.00 2.57 0.10 0.09 34.96 06:50:00 1 55.59 0.00 2.31 0.11 0.09 41.91 06:50:00 2 61.22 0.00 2.32 0.07 0.09 36.31 06:50:00 3 59.69 0.00 2.27 0.05 0.09 37.90 Average: all 62.85 0.00 2.31 0.08 0.09 34.68 Average: 0 64.98 0.00 2.48 0.07 0.09 32.37 Average: 1 60.43 0.00 2.19 0.08 0.09 37.21 Average: 2 63.56 0.00 2.44 0.11 0.09 33.80 Average: 3 62.41 0.00 2.11 0.05 0.09 35.34