---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41252 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 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 758 9226 4 6003 14887 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:ea:ab:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.103/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84441sec preferred_lft 84441sec inet6 fe80::f816:3eff:feea:abc6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:a1:94:44:db:f5 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-41252) 08/26/26 _x86_64_ (4 CPU) 14:07:19 LINUX RESTART (4 CPU) 14:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:04 26.61 2.86 21.89 1.86 174.37 5453.04 30823.36 14:30:01 32.96 0.06 29.49 3.41 1.34 3197.68 26129.56 Average: 29.78 1.46 25.68 2.63 88.09 4328.36 28482.70 14:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:04 9157472 13168584 2785652 17.01 161612 3928404 3063484 17.58 730592 6047652 21112 14:30:01 8711524 13287208 2662708 16.26 192800 4416032 3166088 18.17 885372 6289904 5368 Average: 8934498 13227896 2724180 16.64 177206 4172218 3114786 17.88 807982 6168778 13240 14:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:04 lo 652.90 652.90 621.96 621.96 0.00 0.00 0.00 0.00 14:20:04 ens3 136.56 96.52 1213.29 19.58 0.00 0.00 0.00 0.00 14:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 1632.70 1632.70 1556.64 1556.64 0.00 0.00 0.00 0.00 14:30:01 ens3 49.77 38.88 160.65 11.63 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1141.50 1141.50 1088.05 1088.05 0.00 0.00 0.00 0.00 Average: ens3 93.28 67.78 688.37 15.62 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-41252) 08/26/26 _x86_64_ (4 CPU) 14:07:19 LINUX RESTART (4 CPU) 14:10:05 CPU %user %nice %system %iowait %steal %idle 14:20:04 all 58.83 0.00 2.06 0.20 0.11 38.81 14:20:04 0 59.09 0.00 1.97 0.14 0.11 38.69 14:20:04 1 58.56 0.00 2.14 0.35 0.12 38.84 14:20:04 2 58.79 0.00 2.37 0.15 0.11 38.59 14:20:04 3 58.86 0.00 1.76 0.16 0.11 39.11 14:30:01 all 56.48 0.00 2.49 0.08 0.11 40.83 14:30:01 0 52.80 0.00 2.42 0.17 0.11 44.49 14:30:01 1 56.58 0.00 2.50 0.07 0.11 40.73 14:30:01 2 57.86 0.00 2.42 0.07 0.11 39.55 14:30:01 3 58.68 0.00 2.63 0.03 0.12 38.54 Average: all 57.66 0.00 2.28 0.14 0.11 39.81 Average: 0 55.96 0.00 2.19 0.15 0.11 41.58 Average: 1 57.57 0.00 2.32 0.21 0.11 39.78 Average: 2 58.32 0.00 2.39 0.11 0.11 39.06 Average: 3 58.77 0.00 2.19 0.10 0.11 38.83