---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1537 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 9.3G 146G 6% / 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 869 27604 4 3618 30755 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:e8:a5:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.242/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85049sec preferred_lft 85049sec inet6 fe80::f816:3eff:fee8:a52a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:c3:bb:d3:20:71 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-1537) 01/17/26 _x86_64_ (8 CPU) 21:08:31 LINUX RESTART (8 CPU) 21:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:20:06 3.94 0.09 3.59 0.26 4.71 257.55 343.51 21:30:01 41.71 2.50 37.63 1.58 203.86 2930.76 1861.15 Average: 22.67 1.28 20.47 0.91 103.44 1582.88 1095.93 21:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:20:06 30145632 31857048 526676 1.60 62176 1986308 1509344 4.45 229432 2169720 48 21:30:01 28334140 31524628 786784 2.39 139548 3298704 1692392 4.99 443624 3646496 781568 Average: 29239886 31690838 656730 2.00 100862 2642506 1600868 4.72 336528 2908108 390808 21:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:20:06 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 21:20:06 ens3 5.01 2.91 81.97 0.23 0.00 0.00 0.00 0.00 21:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 lo 0.35 0.35 0.05 0.05 0.00 0.00 0.00 0.00 21:30:01 ens3 50.73 35.72 479.23 7.05 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.24 0.24 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 27.68 19.18 278.92 3.61 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-1537) 01/17/26 _x86_64_ (8 CPU) 21:08:31 LINUX RESTART (8 CPU) 21:10:01 CPU %user %nice %system %iowait %steal %idle 21:20:06 all 0.13 0.00 0.07 0.03 0.01 99.75 21:20:06 0 0.03 0.00 0.03 0.01 0.01 99.92 21:20:06 1 0.21 0.00 0.05 0.15 0.01 99.58 21:20:06 2 0.15 0.00 0.22 0.05 0.01 99.56 21:20:06 3 0.30 0.00 0.05 0.01 0.01 99.63 21:20:06 4 0.06 0.00 0.09 0.01 0.01 99.83 21:20:06 5 0.12 0.00 0.04 0.02 0.00 99.81 21:20:06 6 0.09 0.00 0.06 0.01 0.01 99.83 21:20:06 7 0.10 0.00 0.03 0.00 0.02 99.85 21:30:01 all 2.49 0.00 0.30 0.19 0.02 97.01 21:30:01 0 1.22 0.00 0.26 0.12 0.01 98.39 21:30:01 1 3.85 0.00 0.37 0.15 0.03 95.60 21:30:01 2 3.57 0.00 0.22 0.04 0.02 96.15 21:30:01 3 2.33 0.00 0.41 0.78 0.02 96.46 21:30:01 4 2.81 0.00 0.31 0.11 0.01 96.76 21:30:01 5 1.76 0.00 0.22 0.12 0.01 97.89 21:30:01 6 3.46 0.00 0.43 0.14 0.02 95.95 21:30:01 7 0.91 0.00 0.15 0.03 0.02 98.90 Average: all 1.30 0.00 0.18 0.11 0.01 98.39 Average: 0 0.62 0.00 0.15 0.06 0.01 99.16 Average: 1 2.01 0.00 0.21 0.15 0.02 97.61 Average: 2 1.85 0.00 0.22 0.05 0.01 97.87 Average: 3 1.31 0.00 0.22 0.39 0.02 98.06 Average: 4 1.42 0.00 0.20 0.06 0.01 98.31 Average: 5 0.93 0.00 0.13 0.07 0.01 98.86 Average: 6 1.76 0.00 0.24 0.07 0.02 97.91 Average: 7 0.50 0.00 0.09 0.01 0.02 99.38