---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5104 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 18G 138G 12% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 797 19697 4 11597 30826 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:3d:26:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.249/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85378sec preferred_lft 85378sec inet6 fe80::f816:3eff:fe3d:26d8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:69:92:21:59:91 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 inet6 fe80::dc69:92ff:fe21:5991/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-5104) 11/02/26 _x86_64_ (8 CPU) 14:36:00 LINUX RESTART (8 CPU) 14:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:00 44.95 1.11 41.23 2.60 75.24 7418.92 6546.98 Average: 44.95 1.11 41.23 2.60 75.24 7418.92 6546.98 14:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:00 18827888 28088776 4155784 12.65 473252 8308568 6097196 17.98 1538088 11224212 117456 Average: 18827888 28088776 4155784 12.65 473252 8308568 6097196 17.98 1538088 11224212 117456 14:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:00 lo 7.89 7.89 2.00 2.00 0.00 0.00 0.00 0.00 14:50:00 ens3 228.22 154.76 857.45 73.70 0.00 0.00 0.00 0.00 14:50:00 docker0 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 14:50:00 veth45b7e2e 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.89 7.89 2.00 2.00 0.00 0.00 0.00 0.00 Average: ens3 228.22 154.76 857.45 73.70 0.00 0.00 0.00 0.00 Average: docker0 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth45b7e2e 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-5104) 11/02/26 _x86_64_ (8 CPU) 14:36:00 LINUX RESTART (8 CPU) 14:40:03 CPU %user %nice %system %iowait %steal %idle 14:50:00 all 79.26 0.00 2.94 0.05 0.03 17.72 14:50:00 0 80.45 0.00 3.41 0.05 0.03 16.06 14:50:00 1 78.43 0.00 2.79 0.09 0.03 18.67 14:50:00 2 79.85 0.00 2.94 0.08 0.04 17.10 14:50:00 3 79.72 0.00 2.93 0.03 0.03 17.29 14:50:00 4 78.26 0.00 2.83 0.05 0.03 18.83 14:50:00 5 79.26 0.00 2.88 0.03 0.03 17.80 14:50:00 6 80.07 0.00 2.78 0.03 0.03 17.10 14:50:00 7 78.05 0.00 2.94 0.04 0.03 18.93 Average: all 79.26 0.00 2.94 0.05 0.03 17.72 Average: 0 80.45 0.00 3.41 0.05 0.03 16.06 Average: 1 78.43 0.00 2.79 0.09 0.03 18.67 Average: 2 79.85 0.00 2.94 0.08 0.04 17.10 Average: 3 79.72 0.00 2.93 0.03 0.03 17.29 Average: 4 78.26 0.00 2.83 0.05 0.03 18.83 Average: 5 79.26 0.00 2.88 0.03 0.03 17.80 Average: 6 80.07 0.00 2.78 0.03 0.03 17.10 Average: 7 78.05 0.00 2.94 0.04 0.03 18.93