---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11595 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 11G 68G 14% / 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 676 10451 4 4861 14970 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:95:82:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84253sec preferred_lft 84253sec inet6 fe80::f816:3eff:fe95:82ff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:70:5f:0b:cf:a7 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-11595) 12/08/25 _x86_64_ (4 CPU) 08:58:25 LINUX RESTART (4 CPU) 09:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:03 17.91 0.79 4.60 12.52 419.50 666.76 245195.51 09:20:01 52.16 3.69 47.11 1.36 236.62 4519.23 3293.34 09:30:01 28.25 0.93 24.07 3.25 29.56 3418.74 12460.01 Average: 32.74 1.80 25.21 5.72 228.77 2863.90 87255.73 09:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:03 13463948 15474380 540244 3.30 59084 2175632 1139212 6.54 330848 2350112 260 09:20:01 10588004 13883804 2076372 12.68 127420 3307308 2429252 13.94 661168 4744548 21504 09:30:01 8779588 13042796 2908700 17.77 167120 4147256 3076212 17.66 928288 6194592 68476 Average: 10943847 14133660 1841772 11.25 117875 3210065 2214892 12.71 640101 4429751 30080 09:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:03 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 09:10:03 ens3 23.97 15.62 234.55 3.63 0.00 0.00 0.00 0.00 09:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 1.21 1.21 0.14 0.14 0.00 0.00 0.00 0.00 09:20:01 ens3 103.23 81.98 686.33 19.74 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 1336.40 1336.40 1272.22 1272.22 0.00 0.00 0.00 0.00 09:30:01 ens3 73.46 57.25 375.76 16.68 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 445.92 445.92 424.12 424.12 0.00 0.00 0.00 0.00 Average: ens3 66.80 51.54 431.70 13.33 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-11595) 12/08/25 _x86_64_ (4 CPU) 08:58:25 LINUX RESTART (4 CPU) 09:00:01 CPU %user %nice %system %iowait %steal %idle 09:10:03 all 0.73 0.00 0.15 0.33 0.02 98.77 09:10:03 0 0.67 0.00 0.16 1.06 0.02 98.09 09:10:03 1 0.66 0.00 0.10 0.08 0.04 99.12 09:10:03 2 1.10 0.00 0.18 0.12 0.01 98.59 09:10:03 3 0.49 0.00 0.14 0.07 0.02 99.27 09:20:01 all 52.98 0.00 1.87 0.27 0.08 44.79 09:20:01 0 54.34 0.00 1.99 0.10 0.09 43.49 09:20:01 1 53.17 0.00 1.78 0.43 0.08 44.54 09:20:01 2 51.41 0.00 1.84 0.13 0.08 46.55 09:20:01 3 53.01 0.00 1.89 0.44 0.08 44.57 09:30:01 all 70.75 0.00 2.67 0.07 0.10 26.42 09:30:01 0 68.01 0.00 2.30 0.10 0.10 29.49 09:30:01 1 72.95 0.00 2.80 0.05 0.10 24.10 09:30:01 2 71.81 0.00 2.80 0.07 0.10 25.23 09:30:01 3 70.22 0.00 2.77 0.06 0.10 26.85 Average: all 41.38 0.00 1.56 0.22 0.07 56.77 Average: 0 40.90 0.00 1.48 0.42 0.07 57.13 Average: 1 42.18 0.00 1.56 0.19 0.07 56.00 Average: 2 41.29 0.00 1.60 0.10 0.07 56.94 Average: 3 41.15 0.00 1.60 0.19 0.07 57.00