---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-17843 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: 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 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 731 9638 4 5619 14915 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:68:05:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.49/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84073sec preferred_lft 84073sec inet6 fe80::f816:3eff:fe68:55d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:f8:87:0d:f7:71 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-17843) 01/01/26 _x86_64_ (4 CPU) 20:24:24 LINUX RESTART (4 CPU) 20:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:11 16.68 1.73 13.84 1.12 117.53 4150.79 1638.22 20:50:01 57.94 0.32 46.76 10.86 10.77 3468.42 18707.82 21:00:11 30.77 0.13 25.55 5.09 6.35 4830.08 5414.59 Average: 34.91 0.73 28.54 5.64 45.12 4157.31 8487.78 20:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:11 9720780 13490940 2463444 15.05 174396 3670972 2711972 15.57 891576 5321088 145588 20:50:01 8755144 12977768 2971592 18.15 205840 4052528 3307444 18.98 1029612 6111628 41236 21:00:11 9978576 15365504 578796 3.54 241212 5120412 1106176 6.35 1417264 4406728 64 Average: 9484833 13944737 2004611 12.24 207149 4281304 2375197 13.63 1112817 5279815 62296 20:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:11 lo 1.38 1.38 0.14 0.14 0.00 0.00 0.00 0.00 20:40:11 ens3 78.21 60.60 151.20 18.88 0.00 0.00 0.00 0.00 20:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 5586.45 5586.45 5324.60 5324.60 0.00 0.00 0.00 0.00 20:50:01 ens3 91.62 67.57 225.63 21.69 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:11 lo 2214.41 2214.41 2096.15 2096.15 0.00 0.00 0.00 0.00 21:00:11 ens3 112.82 104.83 115.80 166.20 0.00 0.00 0.00 0.00 21:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2572.54 2572.54 2446.68 2446.68 0.00 0.00 0.00 0.00 Average: ens3 94.28 77.81 163.55 69.54 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-17843) 01/01/26 _x86_64_ (4 CPU) 20:24:24 LINUX RESTART (4 CPU) 20:30:04 CPU %user %nice %system %iowait %steal %idle 20:40:11 all 68.43 0.00 2.31 0.06 0.09 29.11 20:40:11 0 67.15 0.00 2.31 0.07 0.09 30.38 20:40:11 1 69.28 0.00 2.28 0.04 0.10 28.30 20:40:11 2 68.67 0.00 2.21 0.09 0.09 28.94 20:40:11 3 68.62 0.00 2.44 0.04 0.09 28.81 20:50:01 all 63.12 0.00 4.12 0.11 0.09 32.56 20:50:01 0 63.60 0.00 4.12 0.13 0.09 32.07 20:50:01 1 62.50 0.00 4.01 0.08 0.09 33.33 20:50:01 2 63.80 0.00 4.62 0.08 0.09 31.41 20:50:01 3 62.58 0.00 3.75 0.15 0.09 33.44 21:00:11 all 48.76 0.00 2.58 0.10 0.08 48.49 21:00:11 0 44.04 0.00 3.07 0.16 0.07 52.66 21:00:11 1 50.14 0.00 2.47 0.06 0.09 47.25 21:00:11 2 52.17 0.00 2.43 0.10 0.08 45.23 21:00:11 3 48.67 0.00 2.34 0.10 0.08 48.81 Average: all 60.05 0.00 2.99 0.09 0.09 36.78 Average: 0 58.19 0.00 3.16 0.12 0.08 38.45 Average: 1 60.60 0.00 2.91 0.06 0.09 36.34 Average: 2 61.51 0.00 3.07 0.09 0.09 35.25 Average: 3 59.90 0.00 2.83 0.10 0.09 37.08