---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3893 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: 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: 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 647 8533 4 6808 14999 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:92:d8:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.2/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83916sec preferred_lft 83916sec inet6 fe80::f816:3eff:fe92:d8dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:29:0e:96:20:34 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::d029:eff:fe96:2034/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-3893) 10/15/25 _x86_64_ (4 CPU) 18:50:28 LINUX RESTART (4 CPU) 19:00:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:10:01 46.94 0.36 37.75 8.83 10.35 4722.13 24275.38 19:20:00 51.00 1.57 41.13 8.30 281.54 7004.49 13896.79 19:30:17 11.02 0.38 10.33 0.31 52.02 1026.11 583.57 Average: 35.98 0.77 29.48 5.73 114.69 4213.60 12710.26 19:00:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:01 8401404 13094980 2853704 17.43 198068 4522408 3298892 18.94 1104108 6365500 80824 19:20:00 9048296 15362292 577472 3.53 252056 5989408 1385116 7.95 1622436 5064092 744 19:30:17 8740532 15327440 609488 3.72 255976 6247668 1151024 6.61 1873668 5104416 336 Average: 8730077 14594904 1346888 8.23 235367 5586495 1945011 11.16 1533404 5511336 27301 19:00:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:10:01 lo 4004.01 4004.01 3815.28 3815.28 0.00 0.00 0.00 0.00 19:10:01 ens3 63.09 49.48 295.53 12.58 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 19:20:00 lo 3679.07 3679.07 3505.29 3505.29 0.00 0.00 0.00 0.00 19:20:00 ens3 69.17 55.29 384.47 14.06 0.00 0.00 0.00 0.00 19:20:00 docker0 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 19:20:00 veth257f23e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:17 lo 24.26 24.26 5.91 5.91 0.00 0.00 0.00 0.00 19:30:17 ens3 133.95 155.20 102.64 766.91 0.00 0.00 0.00 0.00 19:30:17 docker0 77.57 65.40 557.79 73.13 0.00 0.00 0.00 0.00 Average: lo 2532.37 2532.37 2406.99 2406.99 0.00 0.00 0.00 0.00 Average: ens3 89.39 87.63 258.97 271.55 0.00 0.00 0.00 0.00 Average: docker0 26.58 22.42 191.14 25.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-3893) 10/15/25 _x86_64_ (4 CPU) 18:50:28 LINUX RESTART (4 CPU) 19:00:16 CPU %user %nice %system %iowait %steal %idle 19:10:01 all 63.14 0.00 3.86 0.23 0.10 32.67 19:10:01 0 62.99 0.00 4.32 0.24 0.11 32.35 19:10:01 1 61.35 0.00 3.39 0.34 0.10 34.82 19:10:01 2 65.04 0.00 3.99 0.26 0.10 30.61 19:10:01 3 63.17 0.00 3.73 0.10 0.10 32.90 19:20:00 all 60.10 0.00 3.66 0.35 0.10 35.79 19:20:00 0 58.94 0.00 3.27 0.36 0.10 37.34 19:20:00 1 61.50 0.00 3.50 0.42 0.10 34.48 19:20:00 2 60.86 0.00 4.26 0.21 0.10 34.56 19:20:00 3 59.10 0.00 3.62 0.40 0.10 36.78 19:30:17 all 19.84 0.00 1.64 0.14 0.05 78.33 19:30:17 0 8.18 0.00 0.56 0.08 0.04 91.15 19:30:17 1 24.26 0.00 2.18 0.21 0.06 73.30 19:30:17 2 30.05 0.00 2.09 0.05 0.06 67.75 19:30:17 3 16.92 0.00 1.74 0.23 0.05 81.05 Average: all 47.24 0.00 3.03 0.24 0.08 49.40 Average: 0 42.76 0.00 2.68 0.22 0.08 54.27 Average: 1 48.64 0.00 3.01 0.32 0.09 47.94 Average: 2 51.64 0.00 3.43 0.17 0.09 44.67 Average: 3 45.93 0.00 3.01 0.24 0.08 50.73