---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-66383 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: 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 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 632 8812 4 6544 15013 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:9c:31:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.85/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84531sec preferred_lft 84531sec inet6 fe80::f816:3eff:fe9c:31f3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:01:5d:eb:fd:1f 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-66383) 10/23/26 _x86_64_ (4 CPU) 08:33:31 LINUX RESTART (4 CPU) 08:40:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:50:34 23.18 0.03 20.56 2.60 0.35 2115.98 8361.73 09:00:34 25.32 0.02 22.88 2.42 0.47 4073.77 20349.03 Average: 24.24 0.02 21.71 2.51 0.41 3087.99 14313.22 08:40:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:50:34 9441212 13265548 2690328 16.43 146720 3782384 2924588 16.79 712416 5813324 13924 09:00:34 6251712 11031464 4920468 30.05 161456 4680392 4965208 28.50 989704 8671828 456 Average: 7846462 12148506 3805398 23.24 154088 4231388 3944898 22.64 851060 7242576 7190 08:40:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:50:34 lo 1441.33 1441.33 1369.51 1369.51 0.00 0.00 0.00 0.00 08:50:34 ens3 21.79 19.48 17.27 6.54 0.00 0.00 0.00 0.00 08:50:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:34 lo 1070.49 1070.49 3228.22 3228.22 0.00 0.00 0.00 0.00 09:00:34 ens3 20.54 18.43 32.99 6.04 0.00 0.00 0.00 0.00 09:00:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1257.21 1257.21 2292.33 2292.33 0.00 0.00 0.00 0.00 Average: ens3 21.17 18.96 25.07 6.29 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-66383) 10/23/26 _x86_64_ (4 CPU) 08:33:31 LINUX RESTART (4 CPU) 08:40:25 CPU %user %nice %system %iowait %steal %idle 08:50:34 all 65.73 0.00 2.50 0.07 0.05 31.64 08:50:34 0 63.54 0.00 2.64 0.04 0.05 33.73 08:50:34 1 66.88 0.00 2.37 0.07 0.04 30.64 08:50:34 2 67.19 0.00 2.33 0.04 0.05 30.39 08:50:34 3 65.32 0.00 2.68 0.15 0.04 31.81 09:00:34 all 52.58 0.00 2.32 0.10 0.04 44.96 09:00:34 0 54.09 0.00 2.45 0.06 0.05 43.36 09:00:34 1 53.99 0.00 2.19 0.15 0.04 43.63 09:00:34 2 50.39 0.00 2.28 0.12 0.04 47.16 09:00:34 3 51.86 0.00 2.34 0.08 0.04 45.68 Average: all 59.20 0.00 2.41 0.09 0.04 38.25 Average: 0 58.85 0.00 2.55 0.05 0.05 38.51 Average: 1 60.48 0.00 2.28 0.11 0.04 37.09 Average: 2 58.85 0.00 2.30 0.08 0.05 38.72 Average: 3 58.64 0.00 2.51 0.11 0.04 38.70