---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2954 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 17G 62G 21% / 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 710 11332 3 3946 14936 Swap: 1023 1 1022 ---> 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:15:63:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.16/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84260sec preferred_lft 84260sec inet6 fe80::f816:3eff:fe15:632b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:62:20:25:a7:de 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-16g-2954) 10/28/25 _x86_64_ (4 CPU) 20:05:59 LINUX RESTART (4 CPU) 20:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:04 110.62 22.70 71.55 16.37 1000.56 28832.52 248171.28 20:30:09 33.48 2.04 29.78 1.66 34.31 1816.49 1601.04 20:40:04 16.64 0.02 15.81 0.81 1.21 459.64 364.26 Average: 53.67 8.27 39.11 6.29 345.97 10388.05 83514.41 20:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:04 1231488 4967584 10962156 66.95 263144 3433668 12278280 70.48 2111180 12419432 239912 20:30:09 4409804 7958080 7975052 48.71 269544 3259284 9016316 51.75 2164040 9221792 676 20:40:04 7912632 11508436 4427356 27.04 272500 3303764 5153024 29.58 2172884 5705960 624 Average: 4517975 8144700 7788188 47.57 268396 3332239 8815873 50.60 2149368 9115728 80404 20:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:04 lo 15.65 15.65 13.11 13.11 0.00 0.00 0.00 0.00 20:20:04 ens3 50.69 35.73 838.15 3.93 0.00 0.00 0.00 0.00 20:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:09 lo 45.53 45.53 21.39 21.39 0.00 0.00 0.00 0.00 20:30:09 ens3 2.10 2.37 0.46 1.48 0.00 0.00 0.00 0.00 20:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:04 lo 26.50 26.50 11.78 11.78 0.00 0.00 0.00 0.00 20:40:04 ens3 1.04 0.87 0.25 0.20 0.00 0.00 0.00 0.00 20:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 29.27 29.27 15.45 15.45 0.00 0.00 0.00 0.00 Average: ens3 17.97 13.01 280.07 1.87 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-16g-2954) 10/28/25 _x86_64_ (4 CPU) 20:05:59 LINUX RESTART (4 CPU) 20:10:02 CPU %user %nice %system %iowait %steal %idle 20:20:04 all 57.54 0.00 2.82 0.98 0.12 38.54 20:20:04 0 59.01 0.00 3.02 1.27 0.11 36.59 20:20:04 1 57.51 0.00 2.73 0.75 0.10 38.91 20:20:04 2 56.79 0.00 2.83 0.98 0.16 39.24 20:20:04 3 56.84 0.00 2.70 0.92 0.11 39.44 20:30:09 all 52.72 0.00 2.00 0.09 0.12 45.07 20:30:09 0 52.82 0.00 2.04 0.06 0.12 44.97 20:30:09 1 52.05 0.00 1.92 0.10 0.12 45.81 20:30:09 2 52.66 0.00 2.18 0.10 0.11 44.94 20:30:09 3 53.36 0.00 1.86 0.09 0.12 44.58 20:40:04 all 26.67 0.00 0.94 0.05 0.09 72.25 20:40:04 0 26.39 0.00 0.92 0.04 0.08 72.57 20:40:04 1 26.06 0.00 0.88 0.09 0.09 72.88 20:40:04 2 27.28 0.00 1.04 0.03 0.09 71.56 20:40:04 3 26.96 0.00 0.91 0.03 0.09 72.01 Average: all 45.74 0.00 1.92 0.37 0.11 51.86 Average: 0 46.18 0.00 2.00 0.46 0.10 51.27 Average: 1 45.29 0.00 1.85 0.31 0.10 52.45 Average: 2 45.66 0.00 2.02 0.37 0.12 51.82 Average: 3 45.81 0.00 1.83 0.35 0.10 51.91