---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4019 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 9.9G 68G 13% / 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 613 10930 4 4445 15033 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:a6:28:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83052sec preferred_lft 83052sec inet6 fe80::f816:3eff:fea6:28ff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:51:1b:bd:bc:99 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-4019) 10/31/25 _x86_64_ (4 CPU) 07:19:50 LINUX RESTART (4 CPU) 07:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:28 41.84 8.46 32.36 1.01 1718.17 6418.44 2193.38 07:40:28 1.50 0.01 1.47 0.02 0.41 17.04 0.15 07:50:01 1.45 0.00 1.43 0.01 0.00 15.76 0.11 08:00:12 2.36 0.32 2.01 0.04 13.83 88.69 94.26 08:10:12 15.51 2.57 11.53 1.42 145.03 3067.03 2952.86 Average: 12.86 2.34 10.01 0.51 389.81 1972.93 1064.58 07:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:28 13024872 15560400 422328 2.58 90064 2642448 976600 5.61 482716 2543728 20 07:40:28 13024128 15560312 422448 2.58 90624 2642576 976728 5.61 483272 2544672 8 07:50:01 13023636 15560328 422428 2.58 91112 2642576 976712 5.61 483760 2545252 136 08:00:12 12999004 15549576 432592 2.64 94268 2652596 981516 5.63 493188 2575164 396 08:10:12 10135224 13580480 2379208 14.53 140652 3440340 2657008 15.25 770692 5071104 10068 Average: 12441373 15162219 815801 4.98 101344 2804107 1313713 7.54 542726 3055984 2126 07:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:28 lo 0.31 0.31 0.05 0.05 0.00 0.00 0.00 0.00 07:30:28 ens3 57.39 37.84 385.37 8.14 0.00 0.00 0.00 0.00 07:30:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:28 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:40:28 ens3 0.38 0.14 0.11 0.06 0.00 0.00 0.00 0.00 07:40:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:50:01 ens3 0.24 0.07 0.03 0.01 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:12 lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 08:00:12 ens3 7.21 5.84 48.12 1.24 0.00 0.00 0.00 0.00 08:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:12 lo 581.26 581.26 553.27 553.27 0.00 0.00 0.00 0.00 08:10:12 ens3 103.62 82.94 683.82 18.78 0.00 0.00 0.00 0.00 08:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 115.96 115.96 110.25 110.25 0.00 0.00 0.00 0.00 Average: ens3 34.19 25.64 226.35 5.70 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-4019) 10/31/25 _x86_64_ (4 CPU) 07:19:50 LINUX RESTART (4 CPU) 07:20:00 CPU %user %nice %system %iowait %steal %idle 07:30:28 all 2.94 0.00 0.53 0.48 0.03 96.02 07:30:28 0 1.88 0.00 0.43 0.21 0.03 97.46 07:30:28 1 3.27 0.00 0.54 0.49 0.04 95.66 07:30:28 2 4.47 0.00 0.71 0.45 0.02 94.36 07:30:28 3 2.14 0.00 0.43 0.79 0.02 96.62 07:40:28 all 0.22 0.00 0.02 0.03 0.01 99.71 07:40:28 0 0.04 0.00 0.02 0.07 0.02 99.85 07:40:28 1 0.53 0.00 0.03 0.01 0.02 99.41 07:40:28 2 0.30 0.00 0.02 0.02 0.01 99.66 07:40:28 3 0.02 0.00 0.02 0.03 0.01 99.93 07:50:01 all 0.17 0.00 0.02 0.01 0.02 99.78 07:50:01 0 0.55 0.00 0.01 0.02 0.01 99.40 07:50:01 1 0.09 0.00 0.02 0.01 0.02 99.86 07:50:01 2 0.02 0.00 0.01 0.00 0.01 99.96 07:50:01 3 0.02 0.00 0.04 0.01 0.03 99.91 08:00:12 all 0.25 0.00 0.05 0.01 0.02 99.66 08:00:12 0 0.30 0.00 0.02 0.01 0.01 99.65 08:00:12 1 0.11 0.00 0.05 0.03 0.01 99.80 08:00:12 2 0.45 0.00 0.03 0.01 0.02 99.49 08:00:12 3 0.16 0.00 0.10 0.00 0.03 99.71 08:10:12 all 46.93 0.00 1.80 0.07 0.08 51.12 08:10:12 0 46.36 0.00 1.56 0.05 0.07 51.95 08:10:12 1 46.77 0.00 1.83 0.08 0.08 51.24 08:10:12 2 46.28 0.00 1.67 0.11 0.08 51.86 08:10:12 3 48.29 0.00 2.15 0.06 0.08 49.42 Average: all 10.08 0.00 0.49 0.13 0.03 89.28 Average: 0 9.79 0.00 0.41 0.07 0.03 89.70 Average: 1 10.13 0.00 0.50 0.12 0.03 89.22 Average: 2 10.28 0.00 0.49 0.12 0.03 89.08 Average: 3 10.11 0.00 0.55 0.18 0.03 89.13