---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2581 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 9.8G 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 654 10897 4 4437 14992 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:b7:d9:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.77/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84875sec preferred_lft 84875sec inet6 fe80::f816:3eff:feb7:d9e3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:cc:66:6a:ee:52 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-2581) 10/27/25 _x86_64_ (4 CPU) 21:57:24 LINUX RESTART (4 CPU) 22:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:06 47.87 3.14 28.79 15.94 678.49 3981.23 264123.55 22:20:01 37.40 0.12 30.26 7.03 4.86 3939.98 11084.80 Average: 42.66 1.64 29.52 11.50 343.14 3960.69 138155.10 22:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:06 10408060 13864248 2094980 12.80 147136 3430416 2388988 13.71 763256 4815124 118012 22:20:01 11215756 15394764 558648 3.41 197916 4035976 1097416 6.30 997876 3681648 104 Average: 10811908 14629506 1326814 8.10 172526 3733196 1743202 10.01 880566 4248386 59058 22:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:06 lo 3004.28 3004.28 2862.38 2862.38 0.00 0.00 0.00 0.00 22:10:06 ens3 122.80 90.77 729.11 23.67 0.00 0.00 0.00 0.00 22:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:01 lo 3320.37 3320.37 3155.59 3155.59 0.00 0.00 0.00 0.00 22:20:01 ens3 117.73 100.21 124.49 116.13 0.00 0.00 0.00 0.00 22:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3161.64 3161.64 3008.35 3008.35 0.00 0.00 0.00 0.00 Average: ens3 120.28 95.47 428.12 69.70 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-2581) 10/27/25 _x86_64_ (4 CPU) 21:57:24 LINUX RESTART (4 CPU) 22:00:05 CPU %user %nice %system %iowait %steal %idle 22:10:06 all 52.60 0.00 3.23 0.16 0.10 43.91 22:10:06 0 52.09 0.00 3.10 0.19 0.11 44.51 22:10:06 1 53.25 0.00 3.07 0.12 0.10 43.46 22:10:06 2 52.34 0.00 3.37 0.22 0.10 43.98 22:10:06 3 52.70 0.00 3.37 0.13 0.10 43.69 22:20:01 all 52.69 0.00 3.16 0.21 0.11 43.82 22:20:01 0 51.63 0.00 3.10 0.10 0.11 45.07 22:20:01 1 53.92 0.00 3.57 0.24 0.11 42.15 22:20:01 2 51.49 0.00 3.13 0.12 0.10 45.15 22:20:01 3 53.74 0.00 2.85 0.39 0.11 42.91 Average: all 52.64 0.00 3.20 0.19 0.10 43.87 Average: 0 51.86 0.00 3.10 0.15 0.11 44.79 Average: 1 53.59 0.00 3.32 0.18 0.11 42.81 Average: 2 51.92 0.00 3.25 0.17 0.10 44.56 Average: 3 53.22 0.00 3.11 0.26 0.10 43.30