---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12474 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 598 8720 4 6671 15048 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:15:64:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.192/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83821sec preferred_lft 83821sec inet6 fe80::f816:3eff:fe15:64de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:69:57:81:52:5f 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-12474) 11/21/25 _x86_64_ (4 CPU) 19:01:31 LINUX RESTART (4 CPU) 19:10:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:13 22.43 2.96 17.27 2.20 164.22 3271.83 11089.75 19:30:21 22.89 0.01 20.13 2.74 0.17 2097.75 19467.42 19:40:05 38.14 12.26 23.73 2.14 138.39 9311.62 39170.85 Average: 27.73 5.00 20.36 2.37 99.82 4849.17 23141.79 19:10:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:13 10082848 13597444 2362168 14.43 135260 3517068 2519564 14.46 815420 5098828 16792 19:30:21 9138212 13133296 2823052 17.24 150668 3944956 3303696 18.96 930344 5893728 93628 19:40:05 8987884 15451440 495992 3.03 179356 6287420 1037088 5.95 1830972 5017428 3376 Average: 9402981 14060727 1893737 11.57 155095 4583148 2286783 13.13 1192245 5336661 37932 19:10:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:13 lo 1214.59 1214.59 1150.88 1150.88 0.00 0.00 0.00 0.00 19:20:13 ens3 99.51 72.97 848.18 16.74 0.00 0.00 0.00 0.00 19:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:21 lo 1107.66 1107.66 1054.65 1054.65 0.00 0.00 0.00 0.00 19:30:21 ens3 34.19 28.63 22.98 11.08 0.00 0.00 0.00 0.00 19:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:05 lo 810.94 810.94 5310.52 5310.52 0.00 0.00 0.00 0.00 19:40:05 ens3 40.26 31.78 111.11 10.20 0.00 0.00 0.00 0.00 19:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1045.95 1045.95 2480.13 2480.13 0.00 0.00 0.00 0.00 Average: ens3 57.83 44.36 325.42 12.67 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-12474) 11/21/25 _x86_64_ (4 CPU) 19:01:31 LINUX RESTART (4 CPU) 19:10:21 CPU %user %nice %system %iowait %steal %idle 19:20:13 all 49.29 0.00 2.19 0.10 0.09 48.33 19:20:13 0 49.51 0.00 2.01 0.06 0.09 48.34 19:20:13 1 49.77 0.00 2.16 0.05 0.09 47.94 19:20:13 2 50.77 0.00 2.46 0.16 0.10 46.51 19:20:13 3 47.10 0.00 2.14 0.13 0.09 50.54 19:30:21 all 66.98 0.00 2.53 0.08 0.10 30.31 19:30:21 0 65.75 0.00 2.24 0.04 0.10 31.86 19:30:21 1 66.14 0.00 2.70 0.12 0.10 30.94 19:30:21 2 68.39 0.00 2.61 0.08 0.10 28.81 19:30:21 3 67.62 0.00 2.57 0.07 0.10 29.63 19:40:05 all 45.76 0.07 2.08 0.40 0.09 51.58 19:40:05 0 38.43 0.30 2.30 1.11 0.09 57.78 19:40:05 1 40.70 0.00 2.05 0.05 0.10 57.10 19:40:05 2 52.31 0.00 1.85 0.21 0.09 45.53 19:40:05 3 51.64 0.00 2.13 0.22 0.09 45.91 Average: all 54.16 0.02 2.27 0.19 0.10 43.26 Average: 0 51.41 0.10 2.18 0.40 0.10 45.81 Average: 1 52.37 0.00 2.31 0.07 0.10 45.15 Average: 2 57.28 0.00 2.31 0.15 0.10 40.16 Average: 3 55.58 0.00 2.28 0.14 0.10 41.90