---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-62216 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 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 781 9420 4 5787 14864 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:77:74:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.174/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84600sec preferred_lft 84600sec inet6 fe80::f816:3eff:fe77:7414/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:2d:b0:5a:b5:1d 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-62216) 10/05/26 _x86_64_ (4 CPU) 12:35:24 LINUX RESTART (4 CPU) 12:40:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:24 28.38 0.15 25.30 2.92 6.48 3252.85 12271.78 13:00:25 24.70 0.05 21.97 2.67 1.66 5925.88 7675.04 Average: 26.53 0.10 23.63 2.80 4.07 4591.32 9970.06 12:40:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:24 8617508 12690636 3263040 19.93 161196 3984516 3428424 19.68 758796 6545188 174488 13:00:25 6757168 12080088 3867944 23.62 186172 5144260 3869092 22.21 1024096 8082988 33848 Average: 7687338 12385362 3565492 21.78 173684 4564388 3648758 20.94 891446 7314088 104168 12:40:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:24 lo 1479.78 1479.78 1412.58 1412.58 0.00 0.00 0.00 0.00 12:50:24 ens3 46.70 36.30 105.09 12.10 0.00 0.00 0.00 0.00 12:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:25 lo 731.15 731.15 696.85 696.85 0.00 0.00 0.00 0.00 13:00:25 ens3 59.42 47.76 256.67 12.52 0.00 0.00 0.00 0.00 13:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1104.92 1104.92 1054.19 1054.19 0.00 0.00 0.00 0.00 Average: ens3 53.07 42.04 180.99 12.31 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-62216) 10/05/26 _x86_64_ (4 CPU) 12:35:24 LINUX RESTART (4 CPU) 12:40:25 CPU %user %nice %system %iowait %steal %idle 12:50:24 all 63.34 0.00 2.82 0.17 0.02 33.65 12:50:24 0 62.47 0.00 2.86 0.08 0.03 34.56 12:50:24 1 63.53 0.00 2.92 0.27 0.03 33.25 12:50:24 2 62.10 0.00 2.57 0.11 0.02 35.21 12:50:24 3 65.24 0.00 2.94 0.20 0.02 31.59 13:00:25 all 57.14 0.00 2.42 0.10 0.02 40.31 13:00:25 0 54.30 0.00 2.74 0.05 0.04 42.87 13:00:25 1 56.82 0.00 2.15 0.13 0.02 40.88 13:00:25 2 58.81 0.00 2.58 0.10 0.02 38.50 13:00:25 3 58.65 0.00 2.22 0.13 0.02 38.99 Average: all 60.23 0.00 2.62 0.13 0.02 36.99 Average: 0 58.38 0.00 2.80 0.07 0.03 38.72 Average: 1 60.17 0.00 2.54 0.20 0.02 37.07 Average: 2 60.45 0.00 2.58 0.10 0.02 36.85 Average: 3 61.94 0.00 2.58 0.16 0.02 35.30