---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3725 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 11G 68G 14% / 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 667 10316 4 5005 14979 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:98:4d:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.209/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83369sec preferred_lft 83369sec inet6 fe80::f816:3eff:fe98:4d75/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:2d:7b:f8:0e:25 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-3725) 10/30/25 _x86_64_ (4 CPU) 10:42:11 LINUX RESTART (4 CPU) 10:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:01 1.48 0.02 1.43 0.03 1.68 19.04 315.62 11:10:00 32.02 3.96 27.42 0.65 249.82 2779.02 1370.79 11:20:02 8.89 0.49 7.37 1.03 17.28 2330.60 2397.66 11:30:00 25.60 0.57 21.13 3.91 19.87 4129.77 2650.91 Average: 16.98 1.26 14.32 1.40 72.08 2312.36 1683.30 10:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:01 13308908 15513540 499188 3.05 60552 2367368 1150640 6.60 465852 2331756 252 11:10:00 11257264 14325680 1638076 10.00 113100 3133744 2103812 12.08 704292 4080812 86332 11:20:02 9760580 13551164 2405228 14.69 145148 3752084 2713920 15.58 884492 5324116 111184 11:30:00 10646392 15411104 539188 3.29 169360 4637816 1091772 6.27 1150788 4085188 24 Average: 11243286 14700372 1270420 7.76 122040 3472753 1765036 10.13 801356 3955468 49448 10:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:00:01 ens3 0.41 0.11 0.05 0.03 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 11:10:00 ens3 82.97 61.52 697.11 12.12 0.00 0.00 0.00 0.00 11:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:02 lo 1.36 1.36 0.14 0.14 0.00 0.00 0.00 0.00 11:20:02 ens3 55.18 45.49 112.67 15.07 0.00 0.00 0.00 0.00 11:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:00 lo 1494.67 1494.67 1417.77 1417.77 0.00 0.00 0.00 0.00 11:30:00 ens3 87.46 77.15 391.23 100.76 0.00 0.00 0.00 0.00 11:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 372.90 372.90 353.33 353.33 0.00 0.00 0.00 0.00 Average: ens3 56.45 46.02 299.82 31.92 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-3725) 10/30/25 _x86_64_ (4 CPU) 10:42:11 LINUX RESTART (4 CPU) 10:50:00 CPU %user %nice %system %iowait %steal %idle 11:00:01 all 0.08 0.00 0.02 0.09 0.01 99.80 11:00:01 0 0.01 0.00 0.01 0.24 0.00 99.73 11:00:01 1 0.23 0.00 0.01 0.01 0.01 99.74 11:00:01 2 0.07 0.00 0.04 0.03 0.02 99.85 11:00:01 3 0.02 0.00 0.03 0.07 0.01 99.87 11:10:00 all 8.41 0.00 0.57 0.49 0.03 90.50 11:10:00 0 10.03 0.00 0.74 0.71 0.03 88.50 11:10:00 1 7.27 0.00 0.43 0.07 0.03 92.21 11:10:00 2 8.85 0.00 0.61 0.25 0.04 90.25 11:10:00 3 7.48 0.00 0.49 0.95 0.03 91.04 11:20:02 all 71.52 0.00 2.12 1.55 0.13 24.69 11:20:02 0 72.27 0.00 2.08 5.77 0.13 19.75 11:20:02 1 72.71 0.00 2.07 0.08 0.12 25.01 11:20:02 2 67.52 0.00 2.01 0.14 0.13 30.20 11:20:02 3 73.56 0.00 2.32 0.20 0.13 23.80 11:30:00 all 54.19 0.00 2.28 2.63 0.12 40.77 11:30:00 0 53.91 0.00 2.30 4.65 0.12 39.03 11:30:00 1 52.35 0.00 2.56 1.14 0.12 43.84 11:30:00 2 53.65 0.00 2.36 1.20 0.11 42.68 11:30:00 3 56.88 0.00 1.92 3.54 0.12 37.54 Average: all 33.52 0.00 1.25 1.19 0.07 63.97 Average: 0 34.02 0.00 1.28 2.84 0.07 61.79 Average: 1 33.13 0.00 1.27 0.32 0.07 65.22 Average: 2 32.49 0.00 1.25 0.41 0.07 65.78 Average: 3 34.44 0.00 1.19 1.18 0.07 63.11