---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3330 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 881 24898 4 6311 30743 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:89:4e:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.182/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84421sec preferred_lft 84421sec inet6 fe80::f816:3eff:fe89:4e06/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:b6:09:e6:8e:18 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-3330) 01/23/26 _x86_64_ (8 CPU) 12:54:25 LINUX RESTART (8 CPU) 13:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:04 24.53 0.14 21.52 2.87 5.63 2634.07 15675.13 13:20:04 38.11 0.01 33.26 4.84 0.09 3208.37 21437.33 Average: 31.32 0.07 27.39 3.86 2.86 2921.22 18556.23 13:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:04 25326364 29027360 3280892 9.98 163604 3767704 3348260 9.87 912280 6169540 24 13:20:04 24967172 29285244 3017980 9.18 206888 4285644 3061872 9.03 1067036 6330420 30552 Average: 25146768 29156302 3149436 9.58 185246 4026674 3205066 9.45 989658 6249980 15288 13:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:04 lo 1023.15 1023.15 972.73 972.73 0.00 0.00 0.00 0.00 13:10:04 ens3 22.92 19.22 12.53 6.80 0.00 0.00 0.00 0.00 13:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:04 lo 2079.67 2079.67 1979.92 1979.92 0.00 0.00 0.00 0.00 13:20:04 ens3 28.14 22.09 8.34 7.43 0.00 0.00 0.00 0.00 13:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1551.41 1551.41 1476.32 1476.32 0.00 0.00 0.00 0.00 Average: ens3 25.53 20.66 10.44 7.12 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-3330) 01/23/26 _x86_64_ (8 CPU) 12:54:25 LINUX RESTART (8 CPU) 13:00:04 CPU %user %nice %system %iowait %steal %idle 13:10:04 all 34.70 0.00 1.44 0.05 0.07 63.74 13:10:04 0 36.72 0.00 1.23 0.02 0.08 61.95 13:10:04 1 35.59 0.00 1.67 0.04 0.07 62.63 13:10:04 2 35.88 0.00 1.60 0.14 0.07 62.31 13:10:04 3 36.40 0.00 1.44 0.07 0.08 62.01 13:10:04 4 31.84 0.00 1.28 0.07 0.07 66.75 13:10:04 5 36.52 0.00 1.47 0.03 0.08 61.91 13:10:04 6 34.96 0.00 1.47 0.02 0.08 63.47 13:10:04 7 29.70 0.00 1.33 0.04 0.07 68.86 13:20:04 all 38.75 0.00 1.94 0.07 0.08 59.17 13:20:04 0 35.05 0.00 1.92 0.09 0.08 62.87 13:20:04 1 40.17 0.00 1.91 0.06 0.08 57.78 13:20:04 2 42.60 0.00 2.53 0.08 0.08 54.71 13:20:04 3 41.03 0.00 1.91 0.04 0.08 56.93 13:20:04 4 38.66 0.00 1.86 0.03 0.08 59.37 13:20:04 5 37.39 0.00 1.75 0.16 0.08 60.63 13:20:04 6 38.89 0.00 1.81 0.05 0.08 59.18 13:20:04 7 36.23 0.00 1.81 0.05 0.08 61.84 Average: all 36.72 0.00 1.69 0.06 0.08 61.45 Average: 0 35.89 0.00 1.57 0.06 0.08 62.41 Average: 1 37.88 0.00 1.79 0.05 0.08 60.21 Average: 2 39.24 0.00 2.07 0.11 0.08 58.51 Average: 3 38.72 0.00 1.67 0.06 0.08 59.47 Average: 4 35.25 0.00 1.57 0.05 0.07 63.06 Average: 5 36.95 0.00 1.61 0.09 0.08 61.27 Average: 6 36.92 0.00 1.64 0.04 0.08 61.33 Average: 7 32.96 0.00 1.57 0.04 0.07 65.36