---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10960 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 67G 15% / 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 790 9223 4 5975 14856 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:76:9f:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83898sec preferred_lft 83898sec inet6 fe80::f816:3eff:fe76:9f6a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:ea:b3:d1:67:9e 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-10960) 12/06/25 _x86_64_ (4 CPU) 00:51:24 LINUX RESTART (4 CPU) 01:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:15 29.01 0.45 24.96 3.60 15.33 4227.66 12837.81 01:20:01 51.00 0.00 40.81 10.19 0.23 2695.90 37109.77 01:30:15 20.80 0.11 17.77 2.92 5.61 4166.26 5599.97 Average: 33.36 0.19 27.66 5.51 7.10 3708.35 18264.53 01:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:15 8811016 13201228 2750080 16.80 185536 4262288 2968756 17.04 942532 6167284 97888 01:20:01 8032140 12749872 3197432 19.53 214544 4522912 3360104 19.29 1044764 6785776 59424 01:30:15 9608980 15360232 582912 3.56 241744 5480524 1114932 6.40 1398416 4788892 392 Average: 8817379 13770444 2176808 13.30 213941 4755241 2481264 14.24 1128571 5913984 52568 01:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:15 lo 1682.14 1682.14 1602.57 1602.57 0.00 0.00 0.00 0.00 01:10:15 ens3 70.09 53.45 297.31 15.85 0.00 0.00 0.00 0.00 01:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 lo 5258.84 5258.84 5012.40 5012.40 0.00 0.00 0.00 0.00 01:20:01 ens3 60.56 47.95 22.23 16.72 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:15 lo 1309.76 1309.76 1228.41 1228.41 0.00 0.00 0.00 0.00 01:30:15 ens3 113.52 111.71 117.43 206.02 0.00 0.00 0.00 0.00 01:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2718.73 2718.73 2584.26 2584.26 0.00 0.00 0.00 0.00 Average: ens3 81.81 71.55 146.42 81.04 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-10960) 12/06/25 _x86_64_ (4 CPU) 00:51:24 LINUX RESTART (4 CPU) 01:00:15 CPU %user %nice %system %iowait %steal %idle 01:10:15 all 65.73 0.00 3.13 0.11 0.09 30.94 01:10:15 0 66.23 0.00 3.25 0.11 0.09 30.32 01:10:15 1 67.67 0.00 3.41 0.12 0.09 28.71 01:10:15 2 63.45 0.00 2.93 0.07 0.10 33.45 01:10:15 3 65.58 0.00 2.91 0.12 0.10 31.29 01:20:01 all 61.64 0.00 4.12 0.15 0.09 33.99 01:20:01 0 61.59 0.00 3.90 0.12 0.09 34.30 01:20:01 1 61.99 0.00 4.49 0.14 0.09 33.29 01:20:01 2 61.28 0.00 4.15 0.14 0.09 34.34 01:20:01 3 61.71 0.00 3.96 0.20 0.10 34.03 01:30:15 all 37.43 0.00 1.80 0.15 0.07 60.56 01:30:15 0 37.31 0.00 1.87 0.05 0.07 60.70 01:30:15 1 38.93 0.00 1.73 0.18 0.07 59.10 01:30:15 2 37.36 0.00 1.83 0.13 0.07 60.60 01:30:15 3 36.13 0.00 1.75 0.22 0.07 61.83 Average: all 54.73 0.00 3.00 0.13 0.09 42.05 Average: 0 54.83 0.00 2.99 0.09 0.08 42.00 Average: 1 56.00 0.00 3.19 0.15 0.08 40.59 Average: 2 53.83 0.00 2.95 0.11 0.09 43.01 Average: 3 54.26 0.00 2.85 0.18 0.09 42.61