---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11442 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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: 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 17G 139G 11% / 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 737 19634 4 11720 30887 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:f9:1c:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.158/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84781sec preferred_lft 84781sec inet6 fe80::f816:3eff:fef9:1c6c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:a0:41:68:1e:f1 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 inet6 fe80::f4a0:41ff:fe68:1ef1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-11442) 11/18/25 _x86_64_ (8 CPU) 00:23:59 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:00 19.17 0.07 6.51 12.59 2.28 2562.97 507748.78 00:50:00 35.31 2.28 31.80 1.23 342.57 22288.67 3856.64 Average: 27.24 1.18 19.16 6.91 172.43 12425.82 255802.71 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:00 21863204 27379968 4921776 14.98 160192 5538692 5053040 14.90 1465564 9004748 738048 00:50:00 20114860 31624760 650316 1.98 220784 11237716 1236232 3.65 3379592 8572044 852 Average: 20989032 29502364 2786046 8.48 190488 8388204 3144636 9.27 2422578 8788396 369450 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:00 lo 1.72 1.72 0.16 0.16 0.00 0.00 0.00 0.00 00:40:00 ens3 50.26 39.22 232.43 11.72 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:00 lo 3792.95 3792.95 3621.84 3621.84 0.00 0.00 0.00 0.00 00:50:00 ens3 54.00 37.27 336.70 10.99 0.00 0.00 0.00 0.00 00:50:00 docker0 2.43 3.16 0.15 60.92 0.00 0.00 0.00 0.00 Average: lo 1897.34 1897.34 1811.00 1811.00 0.00 0.00 0.00 0.00 Average: ens3 52.13 38.24 284.57 11.36 0.00 0.00 0.00 0.00 Average: docker0 1.21 1.58 0.07 30.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-11442) 11/18/25 _x86_64_ (8 CPU) 00:23:59 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:00 all 35.61 0.00 1.37 0.06 0.08 62.87 00:40:00 0 34.76 0.00 1.30 0.10 0.09 63.75 00:40:00 1 41.18 0.00 1.68 0.04 0.10 57.00 00:40:00 2 36.82 0.00 1.40 0.08 0.08 61.62 00:40:00 3 34.81 0.00 1.34 0.06 0.08 63.70 00:40:00 4 39.45 0.00 1.55 0.05 0.08 58.87 00:40:00 5 35.26 0.00 1.23 0.16 0.08 63.26 00:40:00 6 27.92 0.00 1.12 0.01 0.07 70.87 00:40:00 7 34.67 0.00 1.34 0.02 0.09 63.89 00:50:00 all 13.75 0.00 2.04 0.68 0.07 83.46 00:50:00 0 15.10 0.00 2.03 0.23 0.07 82.57 00:50:00 1 14.09 0.00 3.54 1.59 0.07 80.71 00:50:00 2 9.64 0.00 1.18 0.53 0.06 88.59 00:50:00 3 16.63 0.00 2.08 1.10 0.07 80.12 00:50:00 4 15.68 0.00 1.80 1.05 0.07 81.40 00:50:00 5 14.60 0.00 2.53 0.26 0.07 82.53 00:50:00 6 10.42 0.00 1.21 0.25 0.06 88.07 00:50:00 7 13.86 0.00 1.93 0.41 0.07 83.72 Average: all 24.70 0.00 1.70 0.37 0.08 73.15 Average: 0 24.96 0.00 1.66 0.16 0.08 73.14 Average: 1 27.64 0.00 2.61 0.82 0.09 68.85 Average: 2 23.25 0.00 1.29 0.31 0.07 75.08 Average: 3 25.74 0.00 1.71 0.58 0.08 71.90 Average: 4 27.56 0.00 1.68 0.55 0.08 70.14 Average: 5 24.97 0.00 1.87 0.21 0.08 72.86 Average: 6 19.18 0.00 1.17 0.13 0.06 79.46 Average: 7 24.28 0.00 1.63 0.21 0.08 73.79