---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41263 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 714 10339 4 4935 14931 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:c3:cf:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84608sec preferred_lft 84608sec inet6 fe80::f816:3eff:fec3:cf4d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:d7:36:cd:16:92 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-41263) 08/26/26 _x86_64_ (4 CPU) 14:38:54 LINUX RESTART (4 CPU) 14:40:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:01 15.70 2.92 12.15 0.63 169.38 3546.78 1007.56 15:00:01 11.18 0.63 9.51 1.04 22.34 2473.67 2187.37 Average: 13.39 1.75 10.80 0.84 94.20 2998.08 1610.82 14:40:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:01 11151088 14272480 1688984 10.32 120936 3146928 2032024 11.66 504384 4356184 28456 15:00:01 9078396 13350800 2601436 15.89 163456 4156780 3099396 17.79 730680 6085144 426080 Average: 10114742 13811640 2145210 13.10 142196 3651854 2565710 14.73 617532 5220664 227268 14:40:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:01 lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 14:50:01 ens3 85.93 69.08 741.15 14.41 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 13.89 13.89 12.04 12.04 0.00 0.00 0.00 0.00 15:00:01 ens3 85.78 64.59 420.37 19.02 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.44 7.44 6.19 6.19 0.00 0.00 0.00 0.00 Average: ens3 85.85 66.78 577.13 16.77 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-41263) 08/26/26 _x86_64_ (4 CPU) 14:38:54 LINUX RESTART (4 CPU) 14:40:27 CPU %user %nice %system %iowait %steal %idle 14:50:01 all 30.11 0.00 1.09 0.08 0.06 68.65 14:50:01 0 30.44 0.00 1.16 0.09 0.07 68.24 14:50:01 1 29.38 0.00 0.99 0.05 0.06 69.52 14:50:01 2 29.86 0.00 1.13 0.06 0.06 68.88 14:50:01 3 30.76 0.00 1.09 0.13 0.06 67.96 15:00:01 all 72.49 0.00 2.32 0.03 0.12 25.04 15:00:01 0 71.81 0.00 1.93 0.03 0.12 26.12 15:00:01 1 73.00 0.00 2.26 0.04 0.12 24.59 15:00:01 2 74.31 0.00 2.71 0.02 0.12 22.83 15:00:01 3 70.82 0.00 2.40 0.04 0.12 26.61 Average: all 51.77 0.00 1.72 0.06 0.09 46.36 Average: 0 51.58 0.00 1.55 0.06 0.09 46.72 Average: 1 51.68 0.00 1.64 0.04 0.09 46.55 Average: 2 52.61 0.00 1.94 0.04 0.09 45.32 Average: 3 51.20 0.00 1.76 0.08 0.09 46.87