---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-42056 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: 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 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 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 754 9285 4 5949 14891 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:ab:e0:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84855sec preferred_lft 84855sec inet6 fe80::f816:3eff:feab:e0ec/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:5b:31:29:ec:a2 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-42056) 08/28/26 _x86_64_ (4 CPU) 11:44:57 LINUX RESTART (4 CPU) 11:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:16 47.97 0.30 30.81 16.86 32.56 3810.51 256969.01 12:10:31 28.76 0.11 25.02 3.63 9.25 7210.71 89842.33 Average: 38.32 0.20 27.90 10.21 20.85 5518.16 173034.22 11:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:16 8255564 12677588 3274344 20.00 169196 4312512 3418968 19.62 792260 6855712 310148 12:10:31 9535432 15268764 676232 4.13 204872 5499032 1193756 6.85 957664 5308788 27068 Average: 8895498 13973176 1975288 12.06 187034 4905772 2306362 13.24 874962 6082250 168608 11:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:16 lo 1789.96 1789.96 1706.86 1706.86 0.00 0.00 0.00 0.00 12:00:16 ens3 48.34 37.72 421.88 8.57 0.00 0.00 0.00 0.00 12:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:31 lo 405.88 405.88 385.84 385.84 0.00 0.00 0.00 0.00 12:10:31 ens3 38.98 34.62 107.99 26.20 0.00 0.00 0.00 0.00 12:10:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1094.84 1094.84 1043.41 1043.41 0.00 0.00 0.00 0.00 Average: ens3 43.64 36.16 264.24 17.43 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-42056) 08/28/26 _x86_64_ (4 CPU) 11:44:57 LINUX RESTART (4 CPU) 11:50:05 CPU %user %nice %system %iowait %steal %idle 12:00:16 all 62.33 0.00 2.81 0.22 0.03 34.62 12:00:16 0 64.23 0.00 2.92 0.24 0.04 32.57 12:00:16 1 60.48 0.00 2.96 0.18 0.03 36.35 12:00:16 2 60.74 0.00 2.55 0.12 0.03 36.57 12:00:16 3 63.85 0.00 2.81 0.34 0.03 32.97 12:10:31 all 56.09 0.00 2.26 0.13 0.03 41.49 12:10:31 0 50.96 0.00 1.83 0.23 0.03 46.95 12:10:31 1 58.29 0.00 2.77 0.09 0.03 38.81 12:10:31 2 58.43 0.00 2.41 0.13 0.03 39.00 12:10:31 3 56.71 0.00 2.01 0.05 0.03 41.20 Average: all 59.19 0.00 2.53 0.17 0.03 38.07 Average: 0 57.56 0.00 2.37 0.24 0.03 39.80 Average: 1 59.38 0.00 2.87 0.14 0.03 37.59 Average: 2 59.58 0.00 2.48 0.13 0.03 37.79 Average: 3 60.26 0.00 2.41 0.19 0.03 37.11