---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4083 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 18G 138G 12% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 785 20009 4 11298 30839 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:2a:b4:45 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.73/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84700sec preferred_lft 84700sec inet6 fe80::f816:3eff:fe2a:b445/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:6a:63:b8:21:84 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-8c-8g-4083) 08/04/26 _x86_64_ (8 CPU) 15:52:22 LINUX RESTART (8 CPU) 16:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:10:12 13.00 0.24 11.73 1.03 3.23 2418.44 718.31 16:20:01 15.12 0.05 12.66 2.42 5.77 5406.83 31153.77 Average: 14.04 0.14 12.19 1.71 4.48 3885.38 15658.43 16:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:12 16354916 25219904 7024612 21.38 475132 7922068 9673896 28.53 1494456 13793432 3940 16:20:01 20597596 31665668 575360 1.75 484808 10045208 1130380 3.33 1739932 9235844 765528 Average: 18476256 28442786 3799986 11.56 479970 8983638 5402138 15.93 1617194 11514638 384734 16:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:12 lo 6.95 6.95 1.90 1.90 0.00 0.00 0.00 0.00 16:10:12 ens3 158.04 100.22 157.30 43.93 0.00 0.00 0.00 0.00 16:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 lo 1.10 1.10 0.11 0.11 0.00 0.00 0.00 0.00 16:20:01 ens3 105.77 60.15 148.21 27.15 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.08 4.08 1.02 1.02 0.00 0.00 0.00 0.00 Average: ens3 132.38 80.55 152.84 35.70 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-8c-8g-4083) 08/04/26 _x86_64_ (8 CPU) 15:52:22 LINUX RESTART (8 CPU) 16:00:01 CPU %user %nice %system %iowait %steal %idle 16:10:12 all 82.25 0.00 2.52 0.01 0.13 15.10 16:10:12 0 90.29 0.00 2.45 0.00 0.13 7.13 16:10:12 1 79.85 0.00 2.54 0.04 0.12 17.44 16:10:12 2 81.83 0.00 2.55 0.00 0.13 15.48 16:10:12 3 80.12 0.00 2.64 0.00 0.13 17.11 16:10:12 4 81.17 0.00 2.48 0.01 0.13 16.21 16:10:12 5 79.37 0.00 2.55 0.00 0.12 17.96 16:10:12 6 83.66 0.00 2.45 0.00 0.13 13.76 16:10:12 7 81.71 0.00 2.47 0.00 0.13 15.69 16:20:01 all 92.33 0.00 2.78 0.02 0.14 4.73 16:20:01 0 92.28 0.00 2.79 0.00 0.14 4.78 16:20:01 1 93.83 0.00 2.99 0.01 0.14 3.03 16:20:01 2 91.99 0.00 2.55 0.00 0.14 5.32 16:20:01 3 91.50 0.00 2.89 0.10 0.14 5.37 16:20:01 4 93.29 0.00 2.75 0.00 0.14 3.81 16:20:01 5 92.61 0.00 2.77 0.00 0.14 4.47 16:20:01 6 91.89 0.00 2.71 0.00 0.14 5.25 16:20:01 7 91.24 0.00 2.78 0.01 0.14 5.83 Average: all 87.20 0.00 2.65 0.01 0.13 10.01 Average: 0 91.26 0.00 2.62 0.00 0.14 5.98 Average: 1 86.71 0.00 2.76 0.03 0.13 10.36 Average: 2 86.82 0.00 2.55 0.00 0.14 10.49 Average: 3 85.71 0.00 2.76 0.05 0.13 11.35 Average: 4 87.12 0.00 2.61 0.00 0.13 10.12 Average: 5 85.88 0.00 2.65 0.00 0.13 11.34 Average: 6 87.70 0.00 2.58 0.00 0.14 9.58 Average: 7 86.39 0.00 2.62 0.01 0.13 10.85