---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-38794 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 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 650 8702 4 6636 14995 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:0c:04:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.73/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84595sec preferred_lft 84595sec inet6 fe80::f816:3eff:fe0c:45d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:22:52:a3:9e:7b 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-38794) 08/19/26 _x86_64_ (4 CPU) 15:08:34 LINUX RESTART (4 CPU) 15:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:24 38.86 3.92 31.63 3.31 390.53 5826.08 12461.39 15:30:24 32.91 0.02 29.59 3.30 0.60 2579.00 25630.22 Average: 35.93 2.00 30.62 3.31 198.28 4225.14 18954.16 15:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:24 8557928 12330400 3627308 22.15 136104 3752716 3576492 20.53 734456 6673348 13304 15:30:24 8630432 12833908 3120300 19.06 159324 4127164 3064760 17.59 851068 6438552 21012 Average: 8594180 12582154 3373804 20.61 147714 3939940 3320626 19.06 792762 6555950 17158 15:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:24 lo 1598.59 1598.59 1518.17 1518.17 0.00 0.00 0.00 0.00 15:20:24 ens3 104.29 79.81 1086.63 14.51 0.00 0.00 0.00 0.00 15:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:24 lo 1625.08 1625.08 1548.22 1548.22 0.00 0.00 0.00 0.00 15:30:24 ens3 25.42 21.69 30.43 6.33 0.00 0.00 0.00 0.00 15:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1611.65 1611.65 1532.99 1532.99 0.00 0.00 0.00 0.00 Average: ens3 65.40 51.16 565.88 10.48 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-38794) 08/19/26 _x86_64_ (4 CPU) 15:08:34 LINUX RESTART (4 CPU) 15:10:07 CPU %user %nice %system %iowait %steal %idle 15:20:24 all 67.47 0.00 2.58 0.11 0.10 29.73 15:20:24 0 65.94 0.00 2.35 0.07 0.10 31.54 15:20:24 1 66.89 0.00 2.66 0.12 0.10 30.23 15:20:24 2 66.56 0.00 3.05 0.16 0.10 30.13 15:20:24 3 70.49 0.00 2.28 0.10 0.09 27.04 15:30:24 all 63.50 0.00 2.61 0.08 0.09 33.73 15:30:24 0 62.39 0.00 2.09 0.07 0.09 35.37 15:30:24 1 64.69 0.00 2.67 0.07 0.09 32.48 15:30:24 2 64.40 0.00 2.96 0.09 0.09 32.46 15:30:24 3 62.51 0.00 2.70 0.09 0.09 34.62 Average: all 65.51 0.00 2.59 0.10 0.09 31.70 Average: 0 64.19 0.00 2.22 0.07 0.09 33.43 Average: 1 65.81 0.00 2.66 0.09 0.09 31.34 Average: 2 65.50 0.00 3.00 0.13 0.09 31.28 Average: 3 66.55 0.00 2.49 0.09 0.09 30.77