---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-38304 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 13G 66G 16% / 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 659 8437 4 6892 14987 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:f5:ca:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.224/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84253sec preferred_lft 84253sec inet6 fe80::f816:3eff:fef5:caf4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:28:06:75:af:fa 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-38304) 08/17/26 _x86_64_ (4 CPU) 05:21:25 LINUX RESTART (4 CPU) 05:30:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:02 24.38 0.03 21.58 2.77 1.46 2263.54 6018.84 05:50:14 25.72 0.03 23.21 2.48 0.68 4058.48 6691.73 Average: 25.06 0.03 22.41 2.62 1.06 3179.93 6362.38 05:30:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:02 9098752 13268376 2685452 16.40 157040 4105784 2794648 16.04 786460 6052404 14788 05:50:14 6037924 11175736 4773748 29.16 172740 5015508 4757120 27.31 1068116 8784192 388 Average: 7568338 12222056 3729600 22.78 164890 4560646 3775884 21.67 927288 7418298 7588 05:30:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:02 lo 1425.07 1425.07 1351.62 1351.62 0.00 0.00 0.00 0.00 05:40:02 ens3 42.36 32.61 22.36 10.70 0.00 0.00 0.00 0.00 05:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:14 lo 1145.71 1145.71 3252.29 3252.29 0.00 0.00 0.00 0.00 05:50:14 ens3 39.77 31.32 37.55 10.49 0.00 0.00 0.00 0.00 05:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1282.44 1282.44 2321.99 2321.99 0.00 0.00 0.00 0.00 Average: ens3 41.04 31.95 30.11 10.59 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-38304) 08/17/26 _x86_64_ (4 CPU) 05:21:25 LINUX RESTART (4 CPU) 05:30:14 CPU %user %nice %system %iowait %steal %idle 05:40:02 all 66.39 0.00 2.32 0.05 0.08 31.16 05:40:02 0 65.60 0.00 2.59 0.06 0.08 31.67 05:40:02 1 67.34 0.00 2.19 0.04 0.08 30.35 05:40:02 2 65.22 0.00 2.39 0.07 0.08 32.24 05:40:02 3 67.39 0.00 2.10 0.03 0.08 30.40 05:50:14 all 54.60 0.00 2.05 0.64 0.08 42.62 05:50:14 0 51.58 0.00 2.08 1.36 0.08 44.89 05:50:14 1 53.85 0.00 2.28 0.60 0.08 43.18 05:50:14 2 55.97 0.00 2.15 0.07 0.08 41.73 05:50:14 3 57.00 0.00 1.69 0.54 0.08 40.69 Average: all 60.37 0.00 2.18 0.35 0.08 37.01 Average: 0 58.45 0.00 2.33 0.73 0.08 38.42 Average: 1 60.46 0.00 2.24 0.33 0.08 36.90 Average: 2 60.49 0.00 2.27 0.07 0.08 37.08 Average: 3 62.09 0.00 1.89 0.29 0.08 35.65