---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2966 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 735 9213 4 6040 14911 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:c4:ab:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.96/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83068sec preferred_lft 83068sec inet6 fe80::f816:3eff:fec4:ab78/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:47:a3:60:cc:59 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-2966) 10/28/25 _x86_64_ (4 CPU) 20:07:38 LINUX RESTART (4 CPU) 20:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:21 6.91 0.61 5.66 0.64 645.84 904.92 21418.78 20:30:01 36.23 4.04 31.50 0.69 258.20 2387.62 1042.76 20:40:21 13.45 0.79 11.40 1.27 23.67 4498.94 3683.45 20:50:15 60.55 0.00 46.49 14.05 0.00 3239.54 29645.56 21:00:01 26.07 0.10 21.19 4.77 4.66 4665.05 8739.45 Average: 28.35 1.09 23.00 4.25 188.02 3136.90 12942.89 20:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:21 13322200 15526620 486008 2.97 59936 2367604 1145980 6.58 465544 2323692 8 20:30:01 11367896 14384884 1580872 9.66 112136 3088192 2113416 12.13 672132 4004964 187744 20:40:21 9041192 13384080 2567736 15.68 184944 4220672 2783648 15.98 1000036 5856800 162624 20:50:15 8460572 13143968 2804392 17.13 213856 4498152 2959220 16.99 1100764 6298760 10948 21:00:01 9549200 15366488 576732 3.52 244568 5542972 1101440 6.32 1478084 4767384 276 Average: 10348212 14361208 1603148 9.79 163088 3943518 2020741 11.60 943312 4650320 72320 20:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:21 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 20:20:21 ens3 9.16 5.20 202.41 0.43 0.00 0.00 0.00 0.00 20:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 20:30:01 ens3 80.00 62.55 665.03 13.39 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:21 lo 182.18 182.18 172.33 172.33 0.00 0.00 0.00 0.00 20:40:21 ens3 87.59 64.02 296.27 18.65 0.00 0.00 0.00 0.00 20:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:15 lo 5578.05 5578.05 5315.97 5315.97 0.00 0.00 0.00 0.00 20:50:15 ens3 92.85 63.48 30.73 23.44 0.00 0.00 0.00 0.00 20:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 1809.23 1809.23 1708.24 1708.24 0.00 0.00 0.00 0.00 21:00:01 ens3 123.30 111.97 126.42 194.28 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 1499.27 1499.27 1425.35 1425.35 0.00 0.00 0.00 0.00 Average: ens3 78.11 60.99 262.58 49.27 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-2966) 10/28/25 _x86_64_ (4 CPU) 20:07:38 LINUX RESTART (4 CPU) 20:10:08 CPU %user %nice %system %iowait %steal %idle 20:20:21 all 0.65 0.00 0.29 0.25 0.02 98.80 20:20:21 0 0.46 0.00 0.19 0.27 0.01 99.07 20:20:21 1 1.14 0.00 0.20 0.26 0.01 98.38 20:20:21 2 0.59 0.00 0.27 0.18 0.02 98.93 20:20:21 3 0.40 0.00 0.51 0.27 0.02 98.80 20:30:01 all 7.45 0.00 0.57 1.36 0.03 90.59 20:30:01 0 10.43 0.00 0.66 1.61 0.03 87.27 20:30:01 1 6.39 0.00 0.66 1.83 0.03 91.10 20:30:01 2 7.08 0.00 0.57 1.88 0.04 90.43 20:30:01 3 5.90 0.00 0.40 0.13 0.03 93.55 20:40:21 all 68.98 0.00 2.52 0.90 0.11 27.50 20:40:21 0 69.65 0.00 2.47 0.93 0.11 26.85 20:40:21 1 69.64 0.00 2.51 1.02 0.10 26.72 20:40:21 2 68.59 0.00 2.55 0.97 0.10 27.78 20:40:21 3 68.02 0.00 2.55 0.68 0.11 28.63 20:50:15 all 60.60 0.00 4.22 0.21 0.09 34.89 20:50:15 0 59.29 0.00 4.36 0.17 0.09 36.08 20:50:15 1 60.32 0.00 3.92 0.29 0.09 35.38 20:50:15 2 62.68 0.00 4.65 0.20 0.09 32.38 20:50:15 3 60.09 0.00 3.96 0.16 0.08 35.70 21:00:01 all 46.87 0.00 2.33 0.18 0.08 50.53 21:00:01 0 42.49 0.00 2.14 0.08 0.08 55.21 21:00:01 1 46.52 0.00 2.40 0.15 0.08 50.84 21:00:01 2 50.38 0.00 2.80 0.44 0.09 46.30 21:00:01 3 48.10 0.00 1.99 0.07 0.08 49.76 Average: all 37.01 0.00 1.98 0.58 0.07 60.36 Average: 0 36.59 0.00 1.96 0.61 0.06 60.78 Average: 1 36.88 0.00 1.93 0.71 0.06 60.42 Average: 2 37.96 0.00 2.16 0.73 0.07 59.08 Average: 3 36.62 0.00 1.88 0.27 0.07 61.17