---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30100 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 nrip_save 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 11G 145G 7% / 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 746 26377 4 4968 30878 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:55:06:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.180/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84700sec preferred_lft 84700sec inet6 fe80::f816:3eff:fe55:684/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:39:f8:60:50:07 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30100) 06/24/26 _x86_64_ (8 CPU) 09:28:15 LINUX RESTART (8 CPU) 09:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:20 3.17 0.24 2.79 0.14 202.38 269.31 445.67 09:50:24 36.04 3.28 32.00 0.76 213.53 4215.36 1253.30 Average: 19.42 1.75 17.23 0.44 207.90 2219.73 844.86 09:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:20 30050036 31824364 559616 1.70 61500 2049536 1514032 4.46 263960 2271160 132 09:50:24 26585492 29619292 2696256 8.20 140972 3160092 2970188 8.76 521268 5366024 64480 Average: 28317764 30721828 1627936 4.95 101236 2604814 2242110 6.61 392614 3818592 32306 09:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:20 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 09:40:20 ens3 9.66 6.48 60.98 2.68 0.00 0.00 0.00 0.00 09:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:24 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 09:50:24 ens3 92.57 68.61 705.74 18.00 0.00 0.00 0.00 0.00 09:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.24 0.24 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 50.64 37.19 379.66 10.25 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30100) 06/24/26 _x86_64_ (8 CPU) 09:28:15 LINUX RESTART (8 CPU) 09:30:01 CPU %user %nice %system %iowait %steal %idle 09:40:20 all 0.13 0.00 0.04 0.03 0.01 99.80 09:40:20 0 0.10 0.00 0.06 0.15 0.01 99.68 09:40:20 1 0.07 0.00 0.05 0.00 0.00 99.86 09:40:20 2 0.20 0.00 0.05 0.00 0.01 99.74 09:40:20 3 0.39 0.00 0.04 0.02 0.01 99.55 09:40:20 4 0.03 0.00 0.02 0.00 0.01 99.94 09:40:20 5 0.10 0.00 0.03 0.00 0.00 99.85 09:40:20 6 0.05 0.00 0.03 0.00 0.00 99.90 09:40:20 7 0.06 0.00 0.03 0.01 0.00 99.89 09:50:24 all 9.69 0.00 0.46 0.62 0.03 89.20 09:50:24 0 9.37 0.00 0.39 2.34 0.03 87.87 09:50:24 1 13.25 0.00 0.59 0.46 0.03 85.67 09:50:24 2 10.58 0.00 0.37 0.10 0.03 88.91 09:50:24 3 11.18 0.00 0.66 0.31 0.03 87.81 09:50:24 4 7.33 0.00 0.48 1.12 0.03 91.04 09:50:24 5 8.21 0.00 0.44 0.38 0.03 90.94 09:50:24 6 8.97 0.00 0.43 0.24 0.02 90.33 09:50:24 7 8.59 0.00 0.30 0.05 0.02 91.04 Average: all 4.85 0.00 0.25 0.32 0.02 94.56 Average: 0 4.68 0.00 0.22 1.23 0.02 93.84 Average: 1 6.58 0.00 0.32 0.23 0.02 92.85 Average: 2 5.33 0.00 0.21 0.05 0.02 94.39 Average: 3 5.73 0.00 0.34 0.16 0.02 93.74 Average: 4 3.64 0.00 0.25 0.55 0.02 95.54 Average: 5 4.11 0.00 0.23 0.19 0.02 95.45 Average: 6 4.46 0.00 0.23 0.12 0.01 95.17 Average: 7 4.27 0.00 0.17 0.03 0.01 95.52