---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-40287 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 11G 67G 14% / 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 669 10370 4 4950 14977 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:15:ff:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84493sec preferred_lft 84493sec inet6 fe80::f816:3eff:fe15:ffd9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:20:12:60:73:d9 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-40287) 08/23/26 _x86_64_ (4 CPU) 01:49:28 LINUX RESTART (4 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:15 44.01 4.11 38.95 0.94 256.61 4954.95 2602.07 02:10:19 11.03 0.52 9.43 1.08 19.40 2504.64 2664.18 02:20:14 24.80 0.56 20.48 3.76 21.43 3434.28 2501.85 Average: 26.71 1.75 23.05 1.91 100.40 3639.37 2589.91 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:15 11247680 14360624 1601964 9.78 121136 3138224 1972260 11.32 500088 4260776 34484 02:10:19 9394776 13458876 2495432 15.24 160424 3960140 2720080 15.61 726036 5795824 230728 02:20:14 10751572 15460636 489940 2.99 178876 4552904 1002952 5.76 918300 4184020 60 Average: 10464676 14426712 1529112 9.34 153479 3883756 1898431 10.90 714808 4746873 88424 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:15 lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 02:00:15 ens3 114.53 91.25 1017.18 18.53 0.00 0.00 0.00 0.00 02:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:19 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 02:10:19 ens3 72.22 56.26 202.37 18.75 0.00 0.00 0.00 0.00 02:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:14 lo 1556.75 1556.75 1471.70 1471.70 0.00 0.00 0.00 0.00 02:20:14 ens3 101.94 89.76 379.10 167.38 0.00 0.00 0.00 0.00 02:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 511.20 511.20 482.68 482.68 0.00 0.00 0.00 0.00 Average: ens3 96.30 79.10 536.28 67.42 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-40287) 08/23/26 _x86_64_ (4 CPU) 01:49:28 LINUX RESTART (4 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:15 all 26.33 0.00 1.20 0.26 0.05 72.16 02:00:15 0 27.40 0.00 1.09 0.16 0.05 71.31 02:00:15 1 27.28 0.00 1.50 0.10 0.06 71.05 02:00:15 2 25.35 0.00 1.10 0.45 0.06 73.03 02:00:15 3 25.28 0.00 1.10 0.32 0.05 73.25 02:10:19 all 72.47 0.00 2.31 0.03 0.10 25.08 02:10:19 0 72.39 0.00 2.24 0.04 0.10 25.24 02:10:19 1 73.47 0.00 2.64 0.03 0.11 23.75 02:10:19 2 72.00 0.00 2.10 0.02 0.10 25.78 02:10:19 3 72.04 0.00 2.26 0.03 0.10 25.56 02:20:14 all 32.25 0.00 1.68 0.08 0.07 65.93 02:20:14 0 28.94 0.00 1.74 0.16 0.06 69.10 02:20:14 1 34.65 0.00 1.83 0.09 0.07 63.36 02:20:14 2 30.80 0.00 1.64 0.03 0.07 67.46 02:20:14 3 34.59 0.00 1.50 0.03 0.07 63.81 Average: all 43.65 0.00 1.73 0.12 0.07 54.42 Average: 0 42.89 0.00 1.68 0.12 0.07 55.24 Average: 1 45.11 0.00 1.99 0.08 0.08 52.75 Average: 2 42.70 0.00 1.61 0.17 0.08 55.45 Average: 3 43.91 0.00 1.62 0.13 0.07 54.26