---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3472 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 699 9419 4 5869 14946 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:5b:63:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.29/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84034sec preferred_lft 84034sec inet6 fe80::f816:3eff:fe5b:63ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:1a:cf:a5:93:9a 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-3472) 10/29/25 _x86_64_ (4 CPU) 20:25:18 LINUX RESTART (4 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:00 15.28 2.88 10.93 1.47 674.23 3995.13 2563.89 20:50:10 58.28 0.34 44.66 13.28 9.90 4322.78 29632.47 21:00:01 31.10 0.10 25.32 5.68 4.84 5008.80 13466.39 Average: 35.05 1.11 27.09 6.85 229.04 4439.38 15321.57 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:00 10051228 13694032 2263996 13.83 158764 3591756 2589480 14.86 793888 5117168 90524 20:50:10 8712076 13204048 2746048 16.77 203568 4323760 2980788 17.11 999392 6166596 57920 21:00:01 9749288 15392016 552708 3.38 238488 5376496 1112980 6.39 1388092 4671896 204 Average: 9504197 14096699 1854251 11.33 200273 4430671 2227749 12.79 1060457 5318553 49549 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:00 lo 1.34 1.34 0.14 0.14 0.00 0.00 0.00 0.00 20:40:00 ens3 109.22 83.87 522.07 22.12 0.00 0.00 0.00 0.00 20:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:10 lo 5186.75 5186.75 4943.49 4943.49 0.00 0.00 0.00 0.00 20:50:10 ens3 116.30 82.98 300.70 29.10 0.00 0.00 0.00 0.00 20:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 2530.11 2530.11 2400.41 2400.41 0.00 0.00 0.00 0.00 21:00:01 ens3 104.18 94.32 118.93 74.69 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2589.98 2589.98 2464.50 2464.50 0.00 0.00 0.00 0.00 Average: ens3 109.96 87.00 314.53 41.77 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-3472) 10/29/25 _x86_64_ (4 CPU) 20:25:18 LINUX RESTART (4 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:00 all 65.15 0.00 2.33 0.11 0.09 32.32 20:40:00 0 65.81 0.00 2.47 0.08 0.09 31.55 20:40:00 1 66.32 0.00 2.43 0.20 0.09 30.96 20:40:00 2 64.05 0.00 2.17 0.12 0.10 33.56 20:40:00 3 64.41 0.00 2.24 0.04 0.09 33.21 20:50:10 all 61.14 0.00 4.07 0.10 0.10 34.58 20:50:10 0 60.85 0.00 4.16 0.08 0.10 34.80 20:50:10 1 62.80 0.00 4.36 0.09 0.10 32.66 20:50:10 2 59.81 0.00 3.98 0.15 0.10 35.96 20:50:10 3 61.12 0.00 3.77 0.11 0.10 34.91 21:00:01 all 50.63 0.00 2.66 0.10 0.09 46.52 21:00:01 0 49.15 0.00 2.64 0.02 0.08 48.10 21:00:01 1 54.91 0.00 2.76 0.07 0.09 42.17 21:00:01 2 50.87 0.00 2.69 0.16 0.09 46.20 21:00:01 3 47.60 0.00 2.54 0.13 0.09 49.63 Average: all 59.02 0.00 3.03 0.10 0.09 37.76 Average: 0 58.65 0.00 3.10 0.06 0.09 38.09 Average: 1 61.37 0.00 3.19 0.12 0.09 35.22 Average: 2 58.28 0.00 2.95 0.14 0.09 38.53 Average: 3 57.77 0.00 2.86 0.09 0.09 39.19