---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3705 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 66G 16% / 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 692 9054 4 6241 14953 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:13:fb:76 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84745sec preferred_lft 84745sec inet6 fe80::f816:3eff:fe13:fb76/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:f7:a2:be:44:3a 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-3705) 10/30/25 _x86_64_ (4 CPU) 10:12:30 LINUX RESTART (4 CPU) 10:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:01 25.11 0.02 22.09 3.01 0.19 2232.61 5544.51 10:40:01 28.79 0.21 25.49 3.08 17.11 9361.31 4334.08 Average: 26.95 0.12 23.79 3.05 8.65 5796.96 4939.29 10:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:01 9298972 12787876 3171020 19.37 139104 3468508 3246192 18.63 706228 5977072 22956 10:40:01 9277292 15313464 636724 3.89 168392 5895872 1110884 6.38 1589928 4991540 14420 Average: 9288132 14050670 1903872 11.63 153748 4682190 2178538 12.50 1148078 5484306 18688 10:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:01 lo 1433.76 1433.76 1360.42 1360.42 0.00 0.00 0.00 0.00 10:30:01 ens3 24.86 22.21 15.46 7.26 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 729.70 729.70 2904.32 2904.32 0.00 0.00 0.00 0.00 10:40:01 ens3 42.85 35.07 119.87 34.75 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 1081.73 1081.73 2132.37 2132.37 0.00 0.00 0.00 0.00 Average: ens3 33.85 28.64 67.67 21.00 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-3705) 10/30/25 _x86_64_ (4 CPU) 10:12:30 LINUX RESTART (4 CPU) 10:20:01 CPU %user %nice %system %iowait %steal %idle 10:30:01 all 67.95 0.00 2.47 0.09 0.12 29.38 10:30:01 0 68.51 0.00 2.35 0.10 0.12 28.92 10:30:01 1 67.91 0.00 2.40 0.05 0.12 29.52 10:30:01 2 69.59 0.00 2.73 0.11 0.11 27.45 10:30:01 3 65.77 0.00 2.38 0.11 0.12 31.62 10:40:01 all 45.95 0.00 2.06 0.65 0.11 51.22 10:40:01 0 42.99 0.00 2.08 0.79 0.11 54.02 10:40:01 1 49.90 0.00 2.29 0.93 0.12 46.76 10:40:01 2 46.33 0.00 1.99 0.58 0.11 50.99 10:40:01 3 44.60 0.00 1.88 0.31 0.11 53.10 Average: all 56.95 0.00 2.26 0.37 0.11 40.30 Average: 0 55.75 0.00 2.21 0.45 0.11 41.47 Average: 1 58.90 0.00 2.35 0.49 0.12 38.15 Average: 2 57.97 0.00 2.36 0.34 0.11 39.21 Average: 3 55.19 0.00 2.13 0.21 0.11 42.35