---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7897 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 678 8770 4 6539 14967 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:b5:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.154/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84278sec preferred_lft 84278sec inet6 fe80::f816:3eff:fef5:b5ff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:36:e9:1a:86:f6 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-7897) 09/13/26 _x86_64_ (4 CPU) 05:23:20 LINUX RESTART (4 CPU) 05:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 40.62 0.03 23.77 16.82 0.55 2365.96 249450.48 05:50:14 22.64 0.03 20.43 2.18 0.80 3898.63 18331.43 Average: 31.49 0.03 22.07 9.39 0.68 3144.21 132093.44 05:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 8993172 12928484 3026928 18.49 147520 3887204 3109484 17.85 738344 6230696 120552 05:50:14 5617416 10424280 5527484 33.76 159756 4708324 5408676 31.05 1005032 9280516 29776 Average: 7305294 11676382 4277206 26.12 153638 4297764 4259080 24.45 871688 7755606 75164 05:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1541.62 1541.62 1463.03 1463.03 0.00 0.00 0.00 0.00 05:40:01 ens3 37.86 28.29 16.09 10.71 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 05:50:14 lo 933.37 933.37 3535.90 3535.90 0.00 0.00 0.00 0.00 05:50:14 ens3 35.96 26.19 37.06 10.00 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 1232.76 1232.76 2515.59 2515.59 0.00 0.00 0.00 0.00 Average: ens3 36.89 27.23 26.74 10.35 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-7897) 09/13/26 _x86_64_ (4 CPU) 05:23:20 LINUX RESTART (4 CPU) 05:30:06 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 66.08 0.00 2.67 0.07 0.04 31.13 05:40:01 0 66.33 0.00 2.55 0.05 0.05 31.01 05:40:01 1 67.17 0.00 2.56 0.05 0.04 30.19 05:40:01 2 65.93 0.00 2.67 0.11 0.04 31.25 05:40:01 3 64.91 0.00 2.92 0.07 0.04 32.06 05:50:14 all 51.99 0.00 2.18 0.10 0.04 45.69 05:50:14 0 53.77 0.00 2.24 0.15 0.05 43.79 05:50:14 1 47.95 0.00 2.35 0.03 0.05 49.61 05:50:14 2 54.59 0.00 2.21 0.13 0.04 43.03 05:50:14 3 51.63 0.00 1.92 0.06 0.04 46.34 Average: all 58.93 0.00 2.42 0.08 0.04 38.52 Average: 0 59.95 0.00 2.39 0.10 0.05 37.50 Average: 1 57.41 0.00 2.45 0.04 0.04 40.06 Average: 2 60.17 0.00 2.44 0.12 0.04 37.23 Average: 3 58.17 0.00 2.41 0.07 0.04 39.31