---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41314 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 10G 68G 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 693 10859 4 4436 14952 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:64:76:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.230/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84750sec preferred_lft 84750sec inet6 fe80::f816:3eff:fe64:7635/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:da:d0:c4:fd:22 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-41314) 08/26/26 _x86_64_ (4 CPU) 20:53:17 LINUX RESTART (4 CPU) 21:00:43 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:00 50.83 2.72 39.87 8.23 151.41 4929.07 5763.32 21:20:00 28.40 0.16 23.28 4.96 10.91 3242.88 6749.41 Average: 39.19 1.39 31.26 6.54 78.52 4054.37 6274.85 21:00:43 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:00 10138892 13618264 2339492 14.29 166428 3417884 2521884 14.48 593812 5238920 25788 21:20:00 11157568 15340588 611628 3.74 205468 4030208 1190132 6.83 796420 3950156 13692 Average: 10648230 14479426 1475560 9.01 185948 3724046 1856008 10.65 695116 4594538 19740 21:00:43 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:00 lo 4406.73 4406.73 4202.81 4202.81 0.00 0.00 0.00 0.00 21:10:00 ens3 141.12 109.31 852.42 31.73 0.00 0.00 0.00 0.00 21:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:00 lo 2165.69 2165.69 2046.15 2046.15 0.00 0.00 0.00 0.00 21:20:00 ens3 117.41 114.95 159.08 183.67 0.00 0.00 0.00 0.00 21:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3244.20 3244.20 3084.05 3084.05 0.00 0.00 0.00 0.00 Average: ens3 128.82 112.24 492.76 110.55 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-41314) 08/26/26 _x86_64_ (4 CPU) 20:53:17 LINUX RESTART (4 CPU) 21:00:43 CPU %user %nice %system %iowait %steal %idle 21:10:00 all 62.63 0.00 4.15 0.14 0.02 33.06 21:10:00 0 61.17 0.00 3.91 0.11 0.02 34.78 21:10:00 1 62.94 0.00 4.25 0.14 0.02 32.65 21:10:00 2 63.42 0.00 4.48 0.15 0.03 31.93 21:10:00 3 62.98 0.00 3.97 0.15 0.03 32.88 21:20:00 all 38.04 0.00 2.41 0.10 0.02 59.44 21:20:00 0 35.57 0.00 2.24 0.15 0.02 62.02 21:20:00 1 36.95 0.00 2.41 0.06 0.02 60.57 21:20:00 2 38.09 0.00 2.37 0.03 0.02 59.49 21:20:00 3 41.55 0.00 2.61 0.15 0.02 55.68 Average: all 49.86 0.00 3.25 0.12 0.02 46.75 Average: 0 47.89 0.00 3.05 0.13 0.02 48.92 Average: 1 49.44 0.00 3.29 0.10 0.02 47.15 Average: 2 50.27 0.00 3.38 0.09 0.02 46.23 Average: 3 51.86 0.00 3.26 0.15 0.02 44.71