---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-39924 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 12G 67G 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 734 9332 4 5922 14912 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:ce:25:7d 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 84512sec preferred_lft 84512sec inet6 fe80::f816:3eff:fece:257d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:aa:a3:7a:a0:63 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-39924) 08/22/26 _x86_64_ (4 CPU) 06:28:14 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:06 28.91 3.68 23.52 1.71 208.11 6642.08 33847.89 06:50:07 34.73 0.05 31.04 3.64 1.49 3319.69 16786.03 Average: 31.81 1.87 27.27 2.67 105.21 4987.51 25350.98 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:06 9141096 13118004 2837060 17.33 159572 3899384 3247264 18.64 715628 6087704 18640 06:50:07 8506200 13063184 2887172 17.63 191252 4399680 3128456 17.96 875724 6496064 400 Average: 8823648 13090594 2862116 17.48 175412 4149532 3187860 18.30 795676 6291884 9520 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:06 lo 496.40 496.40 472.74 472.74 0.00 0.00 0.00 0.00 06:40:06 ens3 135.59 104.72 1274.59 19.27 0.00 0.00 0.00 0.00 06:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:07 lo 1784.15 1784.15 1700.88 1700.88 0.00 0.00 0.00 0.00 06:50:07 ens3 46.97 38.01 137.47 11.42 0.00 0.00 0.00 0.00 06:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1137.71 1137.71 1084.36 1084.36 0.00 0.00 0.00 0.00 Average: ens3 91.46 71.49 708.30 15.36 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-39924) 08/22/26 _x86_64_ (4 CPU) 06:28:14 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:06 all 49.82 0.00 1.88 0.09 0.08 48.13 06:40:06 0 52.31 0.00 1.94 0.08 0.08 45.58 06:40:06 1 49.13 0.00 1.90 0.13 0.08 48.76 06:40:06 2 49.18 0.00 1.99 0.08 0.08 48.67 06:40:06 3 48.65 0.00 1.67 0.07 0.08 49.52 06:50:07 all 59.92 0.00 2.59 0.08 0.09 37.32 06:50:07 0 60.26 0.00 2.33 0.13 0.09 37.20 06:50:07 1 58.88 0.00 2.44 0.09 0.09 38.50 06:50:07 2 58.68 0.00 2.54 0.04 0.09 38.65 06:50:07 3 61.86 0.00 3.05 0.05 0.09 34.95 Average: all 54.85 0.00 2.23 0.08 0.09 42.75 Average: 0 56.27 0.00 2.13 0.11 0.09 41.41 Average: 1 53.99 0.00 2.17 0.11 0.09 43.65 Average: 2 53.91 0.00 2.26 0.06 0.09 43.68 Average: 3 55.22 0.00 2.36 0.06 0.09 42.27