---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20606 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: 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 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 12G 144G 8% / 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 758 24991 4 6342 30866 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:92:3b:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84323sec preferred_lft 84323sec inet6 fe80::f816:3eff:fe92:3b39/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:3f:a7:5a:4a:29 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-20606) 05/27/26 _x86_64_ (8 CPU) 07:52:46 LINUX RESTART (8 CPU) 08:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:04 1.60 0.01 1.59 0.01 0.04 18.41 309.60 08:20:01 36.88 3.64 32.59 0.65 124.69 3168.50 2973.26 Average: 19.19 1.82 17.04 0.32 62.19 1588.98 1637.65 08:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:04 30001964 31865616 517588 1.58 63220 2136548 1524244 4.49 338848 2216296 12 08:20:01 27848444 30498060 1852564 5.64 96340 2863740 2179904 6.43 643748 4030800 1128 Average: 28925204 31181838 1185076 3.61 79780 2500144 1852074 5.46 491298 3123548 570 08:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:10:04 ens3 0.75 0.24 0.20 0.12 0.00 0.00 0.00 0.00 08:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 158.93 158.93 188.34 188.34 0.00 0.00 0.00 0.00 08:20:01 ens3 198.31 137.00 1113.49 40.33 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 79.29 79.29 93.90 93.90 0.00 0.00 0.00 0.00 Average: ens3 99.25 68.43 555.26 20.16 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-20606) 05/27/26 _x86_64_ (8 CPU) 07:52:46 LINUX RESTART (8 CPU) 08:00:04 CPU %user %nice %system %iowait %steal %idle 08:10:04 all 0.07 0.00 0.02 0.03 0.01 99.87 08:10:04 0 0.03 0.00 0.01 0.00 0.00 99.96 08:10:04 1 0.01 0.00 0.02 0.00 0.00 99.96 08:10:04 2 0.02 0.00 0.01 0.00 0.01 99.97 08:10:04 3 0.01 0.00 0.01 0.25 0.01 99.72 08:10:04 4 0.03 0.00 0.02 0.00 0.01 99.94 08:10:04 5 0.43 0.00 0.03 0.00 0.01 99.54 08:10:04 6 0.03 0.00 0.03 0.00 0.01 99.94 08:10:04 7 0.03 0.00 0.03 0.02 0.01 99.91 08:20:01 all 8.95 0.00 0.61 0.19 0.04 90.22 08:20:01 0 7.27 0.00 0.38 0.02 0.03 92.31 08:20:01 1 9.16 0.00 0.65 0.25 0.04 89.91 08:20:01 2 9.17 0.00 0.83 0.10 0.05 89.84 08:20:01 3 8.71 0.00 0.47 0.21 0.04 90.58 08:20:01 4 9.68 0.00 0.69 0.39 0.04 89.19 08:20:01 5 8.62 0.00 0.76 0.49 0.05 90.09 08:20:01 6 8.70 0.00 0.53 0.02 0.04 90.71 08:20:01 7 10.29 0.00 0.54 0.04 0.03 89.10 Average: all 4.49 0.00 0.31 0.11 0.02 95.06 Average: 0 3.63 0.00 0.19 0.01 0.02 96.15 Average: 1 4.57 0.00 0.33 0.12 0.02 94.96 Average: 2 4.57 0.00 0.42 0.05 0.03 94.93 Average: 3 4.34 0.00 0.24 0.23 0.02 95.17 Average: 4 4.84 0.00 0.36 0.20 0.02 94.59 Average: 5 4.50 0.00 0.39 0.24 0.03 94.83 Average: 6 4.35 0.00 0.28 0.01 0.02 95.34 Average: 7 5.15 0.00 0.28 0.03 0.02 94.53