---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37562 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 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 889 24866 4 6336 30735 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:7e:2a:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84335sec preferred_lft 84335sec inet6 fe80::f816:3eff:fe7e:2a06/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:b0:72:88:79:aa 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-37562) 07/21/26 _x86_64_ (8 CPU) 14:00:10 LINUX RESTART (8 CPU) 14:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:00 31.30 0.13 27.17 4.00 5.40 2440.07 10145.73 14:30:00 32.90 0.01 28.88 4.01 0.11 3122.16 14935.77 Average: 32.10 0.07 28.03 4.00 2.75 2781.06 12540.35 14:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:00 25275040 29110592 3196612 9.73 185848 3848336 3151248 9.29 781640 6314772 34292 14:30:00 24403732 28876972 3425332 10.42 214684 4407848 3392700 10.00 917008 7008652 96880 Average: 24839386 28993782 3310972 10.08 200266 4128092 3271974 9.65 849324 6661712 65586 14:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:00 lo 1702.73 1702.73 1621.37 1621.37 0.00 0.00 0.00 0.00 14:20:00 ens3 19.67 17.29 9.03 5.66 0.00 0.00 0.00 0.00 14:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:00 lo 1665.57 1665.57 1586.08 1586.08 0.00 0.00 0.00 0.00 14:30:00 ens3 23.36 19.36 8.99 6.70 0.00 0.00 0.00 0.00 14:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1684.16 1684.16 1603.72 1603.72 0.00 0.00 0.00 0.00 Average: ens3 21.52 18.32 9.01 6.18 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-37562) 07/21/26 _x86_64_ (8 CPU) 14:00:10 LINUX RESTART (8 CPU) 14:10:00 CPU %user %nice %system %iowait %steal %idle 14:20:00 all 35.11 0.00 1.64 0.06 0.08 63.12 14:20:00 0 32.26 0.00 1.34 0.03 0.08 66.30 14:20:00 1 36.34 0.00 2.23 0.05 0.09 61.29 14:20:00 2 39.83 0.00 1.94 0.04 0.09 58.10 14:20:00 3 32.81 0.00 1.52 0.13 0.08 65.46 14:20:00 4 32.44 0.00 1.60 0.07 0.08 65.82 14:20:00 5 35.52 0.00 1.54 0.06 0.08 62.81 14:20:00 6 34.37 0.00 1.56 0.06 0.08 63.94 14:20:00 7 37.28 0.00 1.39 0.02 0.09 61.22 14:30:00 all 37.23 0.00 1.79 0.05 0.09 60.83 14:30:00 0 35.41 0.00 1.80 0.05 0.09 62.64 14:30:00 1 39.81 0.00 1.78 0.05 0.09 58.27 14:30:00 2 34.65 0.00 1.82 0.05 0.09 63.39 14:30:00 3 39.75 0.00 1.69 0.12 0.10 58.35 14:30:00 4 36.25 0.00 1.79 0.03 0.09 61.84 14:30:00 5 41.42 0.00 1.94 0.03 0.10 56.52 14:30:00 6 37.78 0.00 1.74 0.04 0.09 60.34 14:30:00 7 32.76 0.00 1.80 0.08 0.09 65.28 Average: all 36.17 0.00 1.72 0.06 0.09 61.97 Average: 0 33.83 0.00 1.57 0.04 0.09 64.47 Average: 1 38.08 0.00 2.00 0.05 0.09 59.78 Average: 2 37.24 0.00 1.88 0.05 0.09 60.75 Average: 3 36.28 0.00 1.60 0.12 0.09 61.91 Average: 4 34.34 0.00 1.69 0.05 0.09 63.83 Average: 5 38.46 0.00 1.74 0.04 0.09 59.67 Average: 6 36.08 0.00 1.65 0.05 0.09 62.14 Average: 7 35.02 0.00 1.59 0.05 0.09 63.25