---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1681 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 66G 16% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 672 8751 4 6564 14973 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:ae:71:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.60/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81886sec preferred_lft 81886sec inet6 fe80::f816:3eff:feae:7154/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:7f:cf:04:9b:ef 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-1681) 11/27/25 _x86_64_ (4 CPU) 18:23:25 LINUX RESTART (4 CPU) 18:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:01 1.34 0.01 1.31 0.03 0.04 16.78 43.59 18:50:06 1.18 0.00 1.16 0.01 0.00 14.21 0.12 19:00:06 1.26 0.00 1.25 0.01 0.00 14.68 0.12 19:10:01 38.71 4.71 33.02 0.99 273.44 4123.48 2613.61 19:20:06 22.68 0.40 19.41 2.87 19.41 2290.95 5974.47 19:30:06 42.94 0.02 28.42 14.51 0.44 4551.20 252037.30 Average: 18.00 0.85 14.08 3.07 48.58 1833.03 43449.51 18:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:01 13549052 15525952 489424 2.99 57236 2144520 1139900 6.54 328348 2242620 244 18:50:06 13548548 15525892 489540 2.99 57656 2144540 1139900 6.54 328780 2243484 40 19:00:06 13545024 15522956 492484 3.01 58092 2144676 1139900 6.54 329216 2244232 16 19:10:01 11176372 14315408 1647008 10.06 121068 3186096 1971028 11.31 647720 4189488 22176 19:20:06 8868764 12535324 3422088 20.90 142464 3644800 3510348 20.15 825692 6280192 25860 19:30:06 7548652 12283928 3668456 22.41 161772 4646104 3663236 21.03 1126904 7243564 32452 Average: 11372735 14284910 1701500 10.39 99715 2985123 2094052 12.02 597777 4073930 13465 18:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:40:01 ens3 0.32 0.13 0.10 0.06 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:50:06 ens3 0.19 0.08 0.04 0.02 0.00 0.00 0.00 0.00 18:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:00:06 ens3 0.17 0.08 0.04 0.02 0.00 0.00 0.00 0.00 19:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:01 lo 165.16 165.16 156.27 156.27 0.00 0.00 0.00 0.00 19:10:01 ens3 108.35 80.14 1064.60 15.56 0.00 0.00 0.00 0.00 19:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:06 lo 1373.78 1373.78 1302.33 1302.33 0.00 0.00 0.00 0.00 19:20:06 ens3 52.47 41.78 61.69 14.56 0.00 0.00 0.00 0.00 19:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:06 lo 1319.93 1319.93 1255.31 1255.31 0.00 0.00 0.00 0.00 19:30:06 ens3 40.12 31.33 31.46 12.23 0.00 0.00 0.00 0.00 19:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 477.97 477.97 453.69 453.69 0.00 0.00 0.00 0.00 Average: ens3 33.54 25.54 191.79 7.07 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-1681) 11/27/25 _x86_64_ (4 CPU) 18:23:25 LINUX RESTART (4 CPU) 18:30:06 CPU %user %nice %system %iowait %steal %idle 18:40:01 all 0.02 0.00 0.02 0.01 0.02 99.92 18:40:01 0 0.02 0.00 0.02 0.05 0.02 99.90 18:40:01 1 0.03 0.00 0.02 0.00 0.04 99.92 18:40:01 2 0.02 0.00 0.02 0.00 0.02 99.93 18:40:01 3 0.02 0.00 0.02 0.00 0.01 99.95 18:50:06 all 0.02 0.00 0.02 0.01 0.02 99.93 18:50:06 0 0.00 0.00 0.01 0.00 0.01 99.97 18:50:06 1 0.01 0.00 0.02 0.02 0.02 99.93 18:50:06 2 0.02 0.00 0.03 0.00 0.03 99.91 18:50:06 3 0.02 0.00 0.02 0.02 0.02 99.91 19:00:06 all 0.06 0.00 0.02 0.02 0.02 99.87 19:00:06 0 0.01 0.00 0.02 0.01 0.01 99.95 19:00:06 1 0.19 0.00 0.02 0.08 0.03 99.69 19:00:06 2 0.04 0.00 0.02 0.00 0.01 99.93 19:00:06 3 0.02 0.00 0.03 0.00 0.03 99.92 19:10:01 all 11.96 0.00 0.80 0.36 0.05 86.84 19:10:01 0 14.55 0.00 0.98 0.24 0.04 84.19 19:10:01 1 10.67 0.00 0.84 0.48 0.06 87.95 19:10:01 2 11.95 0.00 0.65 0.26 0.05 87.10 19:10:01 3 10.69 0.00 0.71 0.45 0.04 88.12 19:20:06 all 70.21 0.00 2.46 0.20 0.12 27.01 19:20:06 0 69.67 0.00 2.48 0.23 0.12 27.50 19:20:06 1 72.36 0.00 2.52 0.07 0.12 24.93 19:20:06 2 69.83 0.00 2.16 0.27 0.12 27.61 19:20:06 3 68.96 0.00 2.69 0.23 0.13 27.99 19:30:06 all 60.93 0.00 2.52 0.20 0.11 36.23 19:30:06 0 61.68 0.00 2.68 0.39 0.11 35.14 19:30:06 1 57.70 0.00 2.32 0.19 0.11 39.68 19:30:06 2 65.51 0.00 2.89 0.10 0.12 31.39 19:30:06 3 58.84 0.00 2.19 0.14 0.11 38.72 Average: all 23.89 0.00 0.97 0.13 0.06 74.94 Average: 0 24.34 0.00 1.03 0.15 0.05 74.43 Average: 1 23.52 0.00 0.96 0.14 0.06 75.32 Average: 2 24.60 0.00 0.96 0.11 0.06 74.27 Average: 3 23.10 0.00 0.94 0.14 0.06 75.76