---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-61047 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 637 8796 4 6555 15008 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:1f:b7:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84363sec preferred_lft 84363sec inet6 fe80::f816:3eff:fe1f:b73e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:bf:85:3a:2f:b6 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-61047) 10/01/26 _x86_64_ (4 CPU) 05:23:24 LINUX RESTART (4 CPU) 05:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 24.13 0.03 21.45 2.65 0.37 2208.29 6485.55 05:50:28 24.85 0.03 22.39 2.43 0.84 3989.97 7947.98 Average: 24.50 0.03 21.94 2.54 0.61 3128.89 7241.19 05:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 8237956 12227964 3727268 22.76 149948 3937088 3744020 21.49 748188 6962412 177496 05:50:28 5482940 10271684 5680100 34.69 165112 4685424 5516444 31.66 999632 9422500 184 Average: 6860448 11249824 4703684 28.73 157530 4311256 4630232 26.58 873910 8192456 88840 05:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1433.12 1433.12 1359.93 1359.93 0.00 0.00 0.00 0.00 05:40:01 ens3 32.34 26.30 21.42 10.05 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:28 lo 1108.16 1108.16 3165.71 3165.71 0.00 0.00 0.00 0.00 05:50:28 ens3 29.59 24.41 35.85 9.58 0.00 0.00 0.00 0.00 05:50:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1265.21 1265.21 2292.98 2292.98 0.00 0.00 0.00 0.00 Average: ens3 30.92 25.33 28.87 9.81 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-61047) 10/01/26 _x86_64_ (4 CPU) 05:23:24 LINUX RESTART (4 CPU) 05:30:15 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 65.35 0.00 2.56 0.06 0.02 32.00 05:40:01 0 67.08 0.00 2.33 0.07 0.02 30.49 05:40:01 1 65.40 0.00 2.59 0.05 0.03 31.93 05:40:01 2 62.78 0.00 2.65 0.05 0.02 34.50 05:40:01 3 66.13 0.00 2.68 0.08 0.02 31.09 05:50:28 all 52.85 0.00 2.26 0.11 0.02 44.76 05:50:28 0 55.29 0.00 2.36 0.08 0.02 42.25 05:50:28 1 51.83 0.00 2.29 0.11 0.02 45.75 05:50:28 2 52.81 0.00 2.21 0.18 0.02 44.78 05:50:28 3 51.46 0.00 2.19 0.06 0.02 46.27 Average: all 58.89 0.00 2.41 0.09 0.02 38.60 Average: 0 60.98 0.00 2.34 0.07 0.02 36.58 Average: 1 58.38 0.00 2.43 0.08 0.02 39.08 Average: 2 57.62 0.00 2.42 0.12 0.02 39.81 Average: 3 58.55 0.00 2.43 0.07 0.02 38.93