---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-61572 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 12G 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 702 8892 4 6394 14943 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:ae:15:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.156/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84552sec preferred_lft 84552sec inet6 fe80::f816:3eff:feae:154c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:23:8c:a8:27:99 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-61572) 10/03/26 _x86_64_ (4 CPU) 05:12:22 LINUX RESTART (4 CPU) 05:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:28 11.94 0.01 10.13 1.80 0.19 764.05 25660.14 05:40:32 38.79 0.47 33.29 5.03 18.81 8239.19 28332.31 Average: 25.11 0.24 21.48 3.38 9.32 4429.12 26970.31 05:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:28 9007952 12999764 2955580 18.05 140716 3952640 3238264 18.59 767576 6185664 2452 05:40:32 9165508 15354696 589888 3.60 179732 6008028 1136536 6.52 1657596 4995296 596 Average: 9086730 14177230 1772734 10.83 160224 4980334 2187400 12.56 1212586 5590480 1524 05:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:28 lo 54.16 54.16 13.55 13.55 0.00 0.00 0.00 0.00 05:30:28 ens3 5.30 4.54 4.09 1.61 0.00 0.00 0.00 0.00 05:30:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:32 lo 2534.18 2534.18 2437.89 2437.89 0.00 0.00 0.00 0.00 05:40:32 ens3 93.47 79.89 505.66 164.56 0.00 0.00 0.00 0.00 05:40:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1270.12 1270.12 1202.21 1202.21 0.00 0.00 0.00 0.00 Average: ens3 48.53 41.49 250.01 81.50 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-61572) 10/03/26 _x86_64_ (4 CPU) 05:12:22 LINUX RESTART (4 CPU) 05:20:00 CPU %user %nice %system %iowait %steal %idle 05:30:28 all 16.53 0.00 0.98 0.09 0.01 82.39 05:30:28 0 15.57 0.00 1.00 0.08 0.00 83.34 05:30:28 1 17.05 0.00 0.97 0.07 0.01 81.90 05:30:28 2 16.90 0.00 1.01 0.09 0.01 81.99 05:30:28 3 16.60 0.00 0.95 0.10 0.01 82.34 05:40:32 all 50.51 0.00 3.09 0.17 0.04 46.19 05:40:32 0 50.65 0.00 3.38 0.23 0.04 45.71 05:40:32 1 50.05 0.00 3.14 0.13 0.04 46.64 05:40:32 2 50.64 0.00 2.85 0.21 0.03 46.26 05:40:32 3 50.71 0.00 3.00 0.10 0.04 46.15 Average: all 33.19 0.00 2.02 0.13 0.02 64.65 Average: 0 32.77 0.00 2.16 0.15 0.02 64.89 Average: 1 33.22 0.00 2.03 0.10 0.02 64.62 Average: 2 33.44 0.00 1.91 0.15 0.02 64.47 Average: 3 33.32 0.00 1.95 0.10 0.02 64.60