---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2839 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 9.5G 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 626 11382 4 3980 15020 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:89:a2:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.233/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83663sec preferred_lft 83663sec inet6 fe80::f816:3eff:fe89:a278/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:a6:cb:35:c8:f4 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-2839) 10/28/25 _x86_64_ (4 CPU) 09:56:31 LINUX RESTART (4 CPU) 10:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 15.33 0.66 3.98 10.69 547.86 668.05 250884.34 10:20:14 1.33 0.01 1.30 0.02 0.05 15.54 0.14 10:30:14 39.79 4.66 34.11 1.03 266.52 4001.16 3354.28 10:40:01 22.27 0.38 19.08 2.81 18.63 2253.67 7011.61 Average: 19.59 1.43 14.57 3.59 206.80 1727.14 64515.06 10:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 13488940 15529048 486224 2.97 57480 2206780 1140960 6.55 384540 2243960 4 10:20:14 13488716 15529292 485952 2.97 57956 2206792 1140960 6.55 385000 2244264 24 10:30:14 11128972 14314624 1648684 10.07 115416 3241232 2021852 11.61 698924 4219256 23552 10:40:01 9234148 12917976 3040724 18.57 137516 3670824 3205060 18.40 867256 5892120 28836 Average: 11835194 14572735 1415396 8.64 92092 2831407 1877208 10.78 583930 3649900 13104 10:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 10:10:01 ens3 6.79 3.22 127.97 0.26 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:14 ens3 0.79 0.12 0.13 0.04 0.00 0.00 0.00 0.00 10:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:14 lo 206.36 206.36 196.41 196.41 0.00 0.00 0.00 0.00 10:30:14 ens3 98.17 69.53 984.23 11.67 0.00 0.00 0.00 0.00 10:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 1460.92 1460.92 1385.48 1385.48 0.00 0.00 0.00 0.00 10:40:01 ens3 32.12 28.45 53.92 9.02 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 410.63 410.63 389.55 389.55 0.00 0.00 0.00 0.00 Average: ens3 34.42 25.27 292.03 5.22 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-2839) 10/28/25 _x86_64_ (4 CPU) 09:56:31 LINUX RESTART (4 CPU) 10:00:11 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 0.54 0.00 0.15 0.24 0.01 99.06 10:10:01 0 0.25 0.00 0.14 0.16 0.01 99.46 10:10:01 1 1.11 0.00 0.14 0.43 0.02 98.30 10:10:01 2 0.39 0.00 0.12 0.09 0.02 99.38 10:10:01 3 0.42 0.00 0.19 0.29 0.02 99.09 10:20:14 all 0.25 0.00 0.02 0.01 0.01 99.71 10:20:14 0 0.02 0.00 0.02 0.00 0.01 99.95 10:20:14 1 0.92 0.00 0.03 0.00 0.02 99.04 10:20:14 2 0.02 0.00 0.02 0.02 0.01 99.92 10:20:14 3 0.04 0.00 0.02 0.01 0.02 99.91 10:30:14 all 13.77 0.00 0.84 0.37 0.04 84.99 10:30:14 0 13.05 0.00 0.70 0.11 0.03 86.11 10:30:14 1 16.79 0.00 1.04 0.85 0.04 81.27 10:30:14 2 12.99 0.00 0.88 0.26 0.03 85.83 10:30:14 3 12.24 0.00 0.73 0.24 0.05 86.74 10:40:01 all 70.24 0.00 2.48 0.08 0.11 27.08 10:40:01 0 71.07 0.00 2.81 0.08 0.10 25.93 10:40:01 1 70.23 0.00 2.40 0.09 0.11 27.17 10:40:01 2 69.84 0.00 2.11 0.10 0.11 27.85 10:40:01 3 69.83 0.00 2.62 0.07 0.10 27.37 Average: all 20.86 0.00 0.86 0.17 0.04 78.06 Average: 0 20.77 0.00 0.90 0.09 0.04 78.21 Average: 1 21.89 0.00 0.89 0.34 0.04 76.84 Average: 2 20.50 0.00 0.77 0.12 0.04 78.57 Average: 3 20.29 0.00 0.88 0.15 0.04 78.64