---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8847 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: 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 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 67G 15% / 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 710 9572 4 5706 14935 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:f9:e5:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84672sec preferred_lft 84672sec inet6 fe80::f816:3eff:fef9:e526/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:31:85:4b:8a:90 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-8847) 09/17/26 _x86_64_ (4 CPU) 06:26:30 LINUX RESTART (4 CPU) 06:30:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 27.34 0.53 24.06 2.75 20.01 3881.10 16948.43 06:50:25 28.14 0.08 25.00 3.06 1.75 5697.82 20383.58 Average: 27.75 0.30 24.55 2.91 10.52 4824.95 18733.10 06:30:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9274692 13240220 2714212 16.58 158876 3884296 2920940 16.77 726928 5934996 100316 06:50:25 7513792 12737544 3210232 19.61 189124 5045284 3632156 20.85 1005204 7341164 31528 Average: 8394242 12988882 2962222 18.09 174000 4464790 3276548 18.81 866066 6638080 65922 06:30:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 1344.02 1344.02 1281.27 1281.27 0.00 0.00 0.00 0.00 06:40:01 ens3 72.59 57.45 368.46 15.36 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:25 lo 950.21 950.21 905.17 905.17 0.00 0.00 0.00 0.00 06:50:25 ens3 60.88 47.39 228.18 13.62 0.00 0.00 0.00 0.00 06:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1139.42 1139.42 1085.87 1085.87 0.00 0.00 0.00 0.00 Average: ens3 66.51 52.23 295.58 14.46 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-8847) 09/17/26 _x86_64_ (4 CPU) 06:26:30 LINUX RESTART (4 CPU) 06:30:25 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 65.29 0.00 2.64 0.06 0.03 31.97 06:40:01 0 65.22 0.00 2.39 0.07 0.03 32.28 06:40:01 1 66.62 0.00 2.78 0.03 0.03 30.54 06:40:01 2 63.48 0.00 2.84 0.10 0.04 33.54 06:40:01 3 65.85 0.00 2.56 0.05 0.03 31.51 06:50:25 all 59.77 0.00 2.46 0.12 0.04 37.61 06:50:25 0 58.84 0.00 2.28 0.11 0.04 38.74 06:50:25 1 59.10 0.00 2.61 0.19 0.04 38.07 06:50:25 2 61.14 0.00 2.61 0.10 0.04 36.12 06:50:25 3 60.01 0.00 2.35 0.09 0.04 37.51 Average: all 62.42 0.00 2.55 0.09 0.03 34.90 Average: 0 61.90 0.00 2.33 0.09 0.03 35.64 Average: 1 62.71 0.00 2.69 0.11 0.03 34.45 Average: 2 62.27 0.00 2.72 0.10 0.04 34.88 Average: 3 62.81 0.00 2.45 0.07 0.03 34.63