---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4563 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 67G 15% / 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 746 9383 4 5859 14900 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:05:37:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.10/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82893sec preferred_lft 82893sec inet6 fe80::f816:3eff:fe05:372e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:16:10:52:bf:3e 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-4563) 10/17/25 _x86_64_ (4 CPU) 15:16:09 LINUX RESTART (4 CPU) 15:20:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:01 22.22 0.64 9.96 11.62 664.82 1206.33 293878.89 15:40:06 1.53 0.00 1.53 0.00 0.04 17.59 0.42 15:50:05 43.91 4.60 38.46 0.85 268.47 3869.37 1790.48 16:00:01 27.08 0.11 23.98 2.99 5.74 3425.36 10688.68 16:10:06 25.35 0.06 21.92 3.36 1.71 5861.86 91757.22 Average: 23.98 1.08 19.15 3.75 187.13 2878.48 79327.54 15:20:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:01 13309392 15523364 489044 2.99 67524 2369584 1132308 6.50 477544 2327660 204 15:40:06 13308916 15523588 488924 2.99 68092 2369700 1132372 6.50 478116 2327628 172 15:50:05 10494072 13918992 2041120 12.47 134240 3437268 2389412 13.72 768204 4753352 120924 16:00:01 9462732 13493132 2460880 15.03 168080 3951100 2666224 15.30 1002112 5476992 5516 16:10:06 6869516 12121356 3827152 23.37 194088 5083972 4134796 23.73 1174784 7829620 65608 Average: 10688926 14116086 1861424 11.37 126405 3442325 2291022 13.15 780152 4543050 38485 15:20:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:01 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 15:30:01 ens3 11.71 6.05 203.70 0.46 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:40:06 ens3 0.27 0.11 0.08 0.04 0.00 0.00 0.00 0.00 15:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:05 lo 115.04 115.04 109.29 109.29 0.00 0.00 0.00 0.00 15:50:05 ens3 91.44 69.44 783.19 14.21 0.00 0.00 0.00 0.00 15:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 1352.55 1352.55 1288.79 1288.79 0.00 0.00 0.00 0.00 16:00:01 ens3 51.81 41.47 98.86 13.66 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:06 lo 674.74 674.74 641.94 641.94 0.00 0.00 0.00 0.00 16:10:06 ens3 58.20 47.25 232.14 14.05 0.00 0.00 0.00 0.00 16:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 427.50 427.50 407.04 407.04 0.00 0.00 0.00 0.00 Average: ens3 42.68 32.86 263.44 8.48 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-4563) 10/17/25 _x86_64_ (4 CPU) 15:16:09 LINUX RESTART (4 CPU) 15:20:06 CPU %user %nice %system %iowait %steal %idle 15:30:01 all 0.63 0.00 0.32 2.33 0.02 96.70 15:30:01 0 0.71 0.00 0.19 0.84 0.02 98.24 15:30:01 1 0.71 0.00 0.40 7.56 0.02 91.32 15:30:01 2 0.55 0.00 0.20 0.50 0.01 98.74 15:30:01 3 0.55 0.00 0.49 0.43 0.01 98.51 15:40:06 all 0.20 0.00 0.03 0.05 0.03 99.69 15:40:06 0 0.03 0.00 0.02 0.00 0.02 99.93 15:40:06 1 0.03 0.00 0.02 0.00 0.01 99.92 15:40:06 2 0.17 0.00 0.01 0.19 0.08 99.54 15:40:06 3 0.56 0.00 0.04 0.00 0.02 99.37 15:50:05 all 19.55 0.00 0.84 0.27 0.05 79.29 15:50:05 0 21.38 0.00 0.76 0.14 0.05 77.67 15:50:05 1 18.76 0.00 0.81 0.14 0.04 80.26 15:50:05 2 18.02 0.00 0.93 0.70 0.06 80.29 15:50:05 3 20.05 0.00 0.86 0.10 0.05 78.94 16:00:01 all 64.17 0.00 2.37 0.07 0.11 33.29 16:00:01 0 63.48 0.00 2.39 0.09 0.11 33.93 16:00:01 1 64.38 0.00 2.39 0.07 0.11 33.06 16:00:01 2 65.98 0.00 2.52 0.07 0.11 31.32 16:00:01 3 62.82 0.00 2.19 0.04 0.10 34.84 16:10:06 all 60.60 0.00 2.22 0.13 0.09 36.96 16:10:06 0 60.54 0.00 2.03 0.17 0.09 37.17 16:10:06 1 58.50 0.00 2.27 0.15 0.09 38.99 16:10:06 2 65.58 0.00 2.52 0.11 0.09 31.69 16:10:06 3 57.77 0.00 2.05 0.09 0.09 40.00 Average: all 28.98 0.00 1.15 0.57 0.06 69.24 Average: 0 29.19 0.00 1.08 0.25 0.06 69.43 Average: 1 28.43 0.00 1.18 1.57 0.05 68.76 Average: 2 30.01 0.00 1.23 0.32 0.07 68.37 Average: 3 28.31 0.00 1.13 0.13 0.05 70.38