---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1915 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 646 8984 4 6358 15000 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:d6:10:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.173/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84322sec preferred_lft 84322sec inet6 fe80::f816:3eff:fed6:107c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:4f:d1:df:b1:4a 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-1915) 11/28/25 _x86_64_ (4 CPU) 14:58:35 LINUX RESTART (4 CPU) 15:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:16 26.51 3.96 20.07 2.48 399.69 4460.46 5106.64 15:20:19 37.36 0.02 23.16 14.18 0.36 2308.81 247732.72 15:30:01 25.24 0.10 22.20 2.94 4.92 9684.17 34863.42 Average: 29.73 1.39 21.79 6.55 138.22 5428.90 96026.27 15:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:16 10260244 13533052 2427928 14.83 131236 3284532 2464272 14.14 678232 5068508 19072 15:20:19 9286100 12977432 2979644 18.20 151112 3646792 2903300 16.66 802024 5843060 13504 15:30:01 9259192 15408608 540752 3.30 173496 5999764 1095476 6.29 1641956 4970772 564 Average: 9601845 13973031 1982775 12.11 151948 4310363 2154349 12.37 1040737 5294113 11047 15:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:16 lo 1022.65 1022.65 968.26 968.26 0.00 0.00 0.00 0.00 15:10:16 ens3 102.47 82.56 871.53 18.14 0.00 0.00 0.00 0.00 15:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:19 lo 1307.67 1307.67 1245.01 1245.01 0.00 0.00 0.00 0.00 15:20:19 ens3 37.25 32.33 23.89 11.88 0.00 0.00 0.00 0.00 15:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 712.92 712.92 5235.19 5235.19 0.00 0.00 0.00 0.00 15:30:01 ens3 53.01 46.40 132.79 48.07 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1017.98 1017.98 2440.95 2440.95 0.00 0.00 0.00 0.00 Average: ens3 64.62 54.04 348.60 25.72 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-1915) 11/28/25 _x86_64_ (4 CPU) 14:58:35 LINUX RESTART (4 CPU) 15:00:01 CPU %user %nice %system %iowait %steal %idle 15:10:16 all 45.18 0.00 1.93 0.20 0.07 52.63 15:10:16 0 44.63 0.00 1.67 0.12 0.07 53.53 15:10:16 1 46.55 0.00 2.21 0.31 0.07 50.85 15:10:16 2 43.69 0.00 1.66 0.17 0.06 54.41 15:10:16 3 45.84 0.00 2.17 0.18 0.07 51.75 15:20:19 all 66.71 0.00 2.37 0.08 0.08 30.76 15:20:19 0 65.11 0.00 2.29 0.07 0.08 32.45 15:20:19 1 67.57 0.00 2.46 0.05 0.07 29.84 15:20:19 2 66.67 0.00 2.41 0.07 0.08 30.78 15:20:19 3 67.50 0.00 2.32 0.15 0.08 29.96 15:30:01 all 44.14 0.00 1.73 0.25 0.07 53.81 15:30:01 0 45.35 0.00 1.43 0.08 0.07 53.06 15:30:01 1 44.21 0.00 1.77 0.10 0.07 53.85 15:30:01 2 41.08 0.00 2.04 0.56 0.07 56.25 15:30:01 3 45.92 0.00 1.71 0.24 0.07 52.06 Average: all 52.05 0.00 2.01 0.17 0.07 45.69 Average: 0 51.72 0.00 1.80 0.09 0.07 46.32 Average: 1 52.83 0.00 2.15 0.16 0.07 44.79 Average: 2 50.54 0.00 2.03 0.26 0.07 47.09 Average: 3 53.13 0.00 2.07 0.19 0.07 44.55