---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4118 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 11G 68G 14% / 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 677 10295 4 5015 14969 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:19:ae:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84558sec preferred_lft 84558sec inet6 fe80::f816:3eff:fe19:aef3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:f2:cf:2f:bb:40 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-4118) 10/31/25 _x86_64_ (4 CPU) 12:39:52 LINUX RESTART (4 CPU) 12:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:05 51.32 11.01 38.76 1.55 2047.32 8231.72 9425.89 13:00:05 9.18 0.48 7.59 1.10 17.29 2528.60 3055.00 13:10:05 25.41 0.58 20.53 4.31 24.44 3657.09 5040.94 Average: 28.70 4.04 22.34 2.32 700.11 4815.34 5850.60 12:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:05 11225620 14383236 1579392 9.65 115040 3211428 1986104 11.40 725584 4088020 48404 13:00:05 9491924 13365192 2591312 15.83 147576 3824656 2820804 16.19 905324 5567436 17752 13:10:05 10618968 15398120 551980 3.37 170964 4648752 1061304 6.09 1159700 4102028 13148 Average: 10445504 14382183 1574228 9.61 144527 3894945 1956071 11.23 930203 4585828 26435 12:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:05 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 12:50:05 ens3 115.68 86.02 1009.83 16.50 0.00 0.00 0.00 0.00 12:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:05 lo 1.39 1.39 0.14 0.14 0.00 0.00 0.00 0.00 13:00:05 ens3 66.95 50.62 118.50 16.21 0.00 0.00 0.00 0.00 13:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:05 lo 1392.02 1392.02 1315.49 1315.49 0.00 0.00 0.00 0.00 13:10:05 ens3 123.89 110.51 396.14 194.80 0.00 0.00 0.00 0.00 13:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 463.42 463.42 437.36 437.36 0.00 0.00 0.00 0.00 Average: ens3 102.21 82.39 509.56 75.67 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-4118) 10/31/25 _x86_64_ (4 CPU) 12:39:52 LINUX RESTART (4 CPU) 12:40:00 CPU %user %nice %system %iowait %steal %idle 12:50:05 all 17.67 0.00 1.23 1.42 0.05 79.62 12:50:05 0 16.47 0.00 1.40 0.85 0.04 81.24 12:50:05 1 17.78 0.00 1.09 0.88 0.05 80.20 12:50:05 2 16.35 0.00 1.15 3.01 0.05 79.44 12:50:05 3 20.10 0.00 1.29 0.95 0.05 77.61 13:00:05 all 74.70 0.00 2.28 0.06 0.12 22.84 13:00:05 0 74.36 0.00 2.16 0.07 0.12 23.30 13:00:05 1 76.02 0.00 2.63 0.08 0.12 21.15 13:00:05 2 71.50 0.00 2.10 0.07 0.11 26.22 13:00:05 3 76.93 0.00 2.24 0.02 0.12 20.68 13:10:05 all 43.28 0.00 1.98 0.17 0.08 54.49 13:10:05 0 42.56 0.00 1.94 0.14 0.08 55.28 13:10:05 1 42.32 0.00 1.94 0.12 0.08 55.54 13:10:05 2 43.35 0.00 1.91 0.07 0.08 54.60 13:10:05 3 44.89 0.00 2.13 0.36 0.09 52.53 Average: all 45.13 0.00 1.83 0.55 0.08 52.41 Average: 0 44.37 0.00 1.83 0.35 0.08 53.36 Average: 1 45.26 0.00 1.88 0.36 0.08 52.41 Average: 2 43.66 0.00 1.72 1.05 0.08 53.49 Average: 3 47.22 0.00 1.89 0.45 0.09 50.36