---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-29878 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 924 24842 4 6325 30699 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:d6:8a:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84397sec preferred_lft 84397sec inet6 fe80::f816:3eff:fed6:8aac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:94:4d:db:b2:a9 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-29878) 06/23/26 _x86_64_ (8 CPU) 14:15:28 LINUX RESTART (8 CPU) 14:20:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:19 27.55 0.20 24.02 3.32 8.32 2859.39 10489.80 14:40:15 34.84 0.01 30.30 4.53 0.11 3038.08 12159.30 Average: 31.18 0.11 27.15 3.92 4.23 2948.41 11321.50 14:20:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:19 25407024 29044988 3264308 9.93 165460 3691120 3466196 10.22 723944 6269192 21320 14:40:15 25164120 29367784 2936884 8.94 205636 4165272 2998616 8.84 866004 6319052 31432 Average: 25285572 29206386 3100596 9.44 185548 3928196 3232406 9.53 794974 6294122 26376 14:20:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:19 lo 1307.80 1307.80 1244.71 1244.71 0.00 0.00 0.00 0.00 14:30:19 ens3 31.14 24.26 14.08 7.50 0.00 0.00 0.00 0.00 14:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:15 lo 1931.24 1931.24 1839.73 1839.73 0.00 0.00 0.00 0.00 14:40:15 ens3 28.87 21.84 8.00 7.09 0.00 0.00 0.00 0.00 14:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1618.37 1618.37 1541.13 1541.13 0.00 0.00 0.00 0.00 Average: ens3 30.01 23.05 11.05 7.30 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-29878) 06/23/26 _x86_64_ (8 CPU) 14:15:28 LINUX RESTART (8 CPU) 14:20:19 CPU %user %nice %system %iowait %steal %idle 14:30:19 all 38.51 0.00 1.59 0.07 0.08 59.75 14:30:19 0 34.95 0.00 1.55 0.04 0.08 63.38 14:30:19 1 41.59 0.00 1.59 0.05 0.08 56.69 14:30:19 2 41.76 0.00 1.65 0.10 0.09 56.40 14:30:19 3 38.15 0.00 1.61 0.05 0.08 60.12 14:30:19 4 36.54 0.00 1.45 0.10 0.08 61.83 14:30:19 5 40.61 0.00 1.79 0.05 0.08 57.46 14:30:19 6 36.19 0.00 1.59 0.06 0.08 62.08 14:30:19 7 38.31 0.00 1.49 0.13 0.08 60.00 14:40:15 all 36.77 0.00 1.79 0.07 0.08 61.29 14:40:15 0 37.39 0.00 1.54 0.05 0.09 60.92 14:40:15 1 40.39 0.00 1.90 0.03 0.08 57.59 14:40:15 2 36.48 0.00 1.82 0.16 0.08 61.46 14:40:15 3 40.49 0.00 2.10 0.03 0.08 57.30 14:40:15 4 37.91 0.00 2.16 0.06 0.08 59.80 14:40:15 5 34.60 0.00 1.62 0.06 0.08 63.65 14:40:15 6 33.88 0.00 1.60 0.05 0.07 64.40 14:40:15 7 33.02 0.00 1.57 0.11 0.07 65.22 Average: all 37.64 0.00 1.69 0.07 0.08 60.52 Average: 0 36.17 0.00 1.55 0.05 0.08 62.16 Average: 1 40.99 0.00 1.74 0.04 0.08 57.14 Average: 2 39.13 0.00 1.74 0.13 0.08 58.92 Average: 3 39.32 0.00 1.85 0.04 0.08 58.71 Average: 4 37.22 0.00 1.80 0.08 0.08 60.82 Average: 5 37.62 0.00 1.71 0.05 0.08 60.54 Average: 6 35.04 0.00 1.59 0.05 0.08 63.24 Average: 7 35.67 0.00 1.53 0.12 0.08 62.60