---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3603 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 907 25125 4 6059 30717 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:e2:05:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84446sec preferred_lft 84446sec inet6 fe80::f816:3eff:fee2:5b5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:72:54:a2:56:74 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-3603) 01/23/26 _x86_64_ (8 CPU) 13:03:30 LINUX RESTART (8 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:00 26.63 0.15 23.02 3.47 5.75 2379.05 14041.72 13:30:00 46.42 0.01 27.74 18.68 0.21 3250.99 520375.60 Average: 36.53 0.08 25.38 11.07 2.98 2815.02 267208.66 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:00 26198516 29676360 2631504 8.01 168416 3537796 2735480 8.07 745768 5456700 14332 13:30:00 25311364 29523136 2780416 8.46 206892 4173484 3434024 10.13 913492 6122604 81788 Average: 25754940 29599748 2705960 8.23 187654 3855640 3084752 9.10 829630 5789652 48060 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:00 lo 1377.42 1377.42 1310.41 1310.41 0.00 0.00 0.00 0.00 13:20:00 ens3 25.91 20.72 12.10 6.94 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 1611.12 1611.12 1532.99 1532.99 0.00 0.00 0.00 0.00 13:30:00 ens3 26.68 21.76 9.88 7.51 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1494.27 1494.27 1421.70 1421.70 0.00 0.00 0.00 0.00 Average: ens3 26.30 21.24 10.99 7.23 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-3603) 01/23/26 _x86_64_ (8 CPU) 13:03:30 LINUX RESTART (8 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:00 all 34.49 0.00 1.45 0.05 0.07 63.94 13:20:00 0 34.68 0.00 1.37 0.02 0.07 63.86 13:20:00 1 37.63 0.00 1.80 0.04 0.07 60.45 13:20:00 2 30.66 0.00 1.36 0.05 0.07 67.87 13:20:00 3 33.84 0.00 1.43 0.04 0.07 64.62 13:20:00 4 33.47 0.00 1.44 0.05 0.06 64.97 13:20:00 5 36.40 0.00 1.31 0.13 0.07 62.09 13:20:00 6 34.22 0.00 1.47 0.02 0.07 64.23 13:20:00 7 35.01 0.00 1.42 0.03 0.07 63.47 13:30:00 all 38.35 0.00 1.74 0.07 0.07 59.77 13:30:00 0 38.03 0.00 1.53 0.04 0.07 60.33 13:30:00 1 34.11 0.00 1.71 0.16 0.07 63.95 13:30:00 2 42.32 0.00 2.04 0.06 0.08 55.51 13:30:00 3 38.18 0.00 1.86 0.12 0.07 59.77 13:30:00 4 38.63 0.00 1.78 0.05 0.07 59.47 13:30:00 5 41.24 0.00 1.88 0.07 0.07 56.73 13:30:00 6 38.90 0.00 1.57 0.04 0.07 59.42 13:30:00 7 35.43 0.00 1.52 0.05 0.07 62.94 Average: all 36.42 0.00 1.59 0.06 0.07 61.86 Average: 0 36.35 0.00 1.45 0.03 0.07 62.09 Average: 1 35.87 0.00 1.75 0.10 0.07 62.20 Average: 2 36.48 0.00 1.70 0.05 0.07 61.69 Average: 3 36.01 0.00 1.64 0.08 0.07 62.20 Average: 4 36.05 0.00 1.61 0.05 0.07 62.22 Average: 5 38.82 0.00 1.60 0.10 0.07 59.42 Average: 6 36.55 0.00 1.52 0.03 0.07 61.83 Average: 7 35.22 0.00 1.47 0.04 0.07 63.20