---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-710 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 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 652 9670 4 5666 14994 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:68:79:83 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.80/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83443sec preferred_lft 83443sec inet6 fe80::f816:3eff:fe68:7983/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:0a:cb:19:cc:ae 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-710) 10/21/25 _x86_64_ (4 CPU) 06:56:04 LINUX RESTART (4 CPU) 07:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:04 12.27 0.13 2.01 10.12 8.69 3178.93 243304.86 07:20:04 49.01 4.60 43.58 0.83 274.16 4499.13 3474.28 07:30:01 15.59 0.01 12.61 2.97 0.23 1017.59 58753.01 07:40:01 26.55 0.19 22.63 3.73 4.69 2653.98 25477.83 Average: 25.87 1.23 20.22 4.41 72.02 2839.65 82769.02 07:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:04 13816652 15523868 496016 3.03 52960 1881376 1117316 6.41 192348 2115800 44 07:20:04 10727396 13732212 2230848 13.63 108976 3047304 2515988 14.44 609024 4690304 10124 07:30:01 9752552 12980616 2979848 18.20 125240 3234688 3138496 18.01 662900 5561928 100 07:40:01 7827244 12932556 3019288 18.44 150584 5008788 3025788 17.37 1389064 6679256 1252320 Average: 10530961 13792313 2181500 13.32 109440 3293039 2449397 14.06 713334 4761822 315647 07:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:04 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 07:10:04 ens3 0.53 0.20 0.16 0.10 0.00 0.00 0.00 0.00 07:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:04 lo 0.47 0.47 0.06 0.06 0.00 0.00 0.00 0.00 07:20:04 ens3 92.14 68.78 733.68 14.69 0.00 0.00 0.00 0.00 07:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 38.07 38.07 9.10 9.10 0.00 0.00 0.00 0.00 07:30:01 ens3 11.86 10.31 12.42 3.57 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 1455.19 1455.19 1367.82 1367.82 0.00 0.00 0.00 0.00 07:40:01 ens3 58.47 45.96 323.31 12.18 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 374.16 374.16 344.93 344.93 0.00 0.00 0.00 0.00 Average: ens3 40.79 31.34 267.72 7.64 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-710) 10/21/25 _x86_64_ (4 CPU) 06:56:04 LINUX RESTART (4 CPU) 07:00:04 CPU %user %nice %system %iowait %steal %idle 07:10:04 all 0.11 0.00 0.04 0.05 0.01 99.79 07:10:04 0 0.02 0.00 0.03 0.01 0.01 99.94 07:10:04 1 0.02 0.00 0.03 0.02 0.02 99.92 07:10:04 2 0.37 0.00 0.06 0.15 0.02 99.40 07:10:04 3 0.03 0.00 0.04 0.01 0.01 99.92 07:20:04 all 18.24 0.00 0.90 0.31 0.05 80.51 07:20:04 0 17.94 0.00 1.18 0.13 0.05 80.69 07:20:04 1 16.02 0.00 0.53 0.07 0.04 83.33 07:20:04 2 23.54 0.00 0.95 0.25 0.05 75.21 07:20:04 3 15.47 0.00 0.93 0.78 0.04 82.78 07:30:01 all 25.08 0.00 0.97 0.52 0.09 73.34 07:30:01 0 25.19 0.00 0.93 0.44 0.09 73.35 07:30:01 1 24.56 0.00 0.99 0.46 0.09 73.90 07:30:01 2 25.84 0.00 1.02 0.82 0.09 72.23 07:30:01 3 24.74 0.00 0.94 0.37 0.09 73.86 07:40:01 all 41.61 0.00 2.03 0.11 0.10 56.15 07:40:01 0 41.88 0.00 2.21 0.08 0.10 55.73 07:40:01 1 41.11 0.00 2.07 0.14 0.09 56.58 07:40:01 2 41.61 0.00 1.90 0.09 0.09 56.31 07:40:01 3 41.83 0.00 1.95 0.15 0.10 55.97 Average: all 21.24 0.00 0.98 0.25 0.06 77.47 Average: 0 21.23 0.00 1.09 0.16 0.06 77.45 Average: 1 20.40 0.00 0.90 0.17 0.06 78.46 Average: 2 22.83 0.00 0.98 0.33 0.06 75.80 Average: 3 20.48 0.00 0.96 0.33 0.06 78.17