---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15309 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 8.7G 69G 12% / 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 563 12448 4 2976 15091 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:d4:2b:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82696sec preferred_lft 82696sec inet6 fe80::f816:3eff:fed4:2b0a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:f8:be:31:10:90 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-15309) 12/20/25 _x86_64_ (4 CPU) 09:29:45 LINUX RESTART (4 CPU) 09:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:04 43.31 9.02 33.04 1.25 1908.14 7101.37 9952.20 09:50:04 1.42 0.01 1.40 0.01 0.07 18.73 602.46 10:00:04 1.20 0.00 1.20 0.00 0.00 13.60 0.00 10:10:04 1.21 0.00 1.21 0.00 0.00 13.71 0.00 10:20:04 13.95 0.01 1.38 12.56 0.41 16.05 240636.88 10:30:04 1.24 0.00 1.24 0.00 0.00 14.48 0.00 Average: 10.41 1.51 6.60 2.30 319.37 1201.01 41839.25 09:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:04 12856348 15538080 436692 2.67 100128 2772608 1004704 5.77 516688 2662204 172 09:50:04 12855544 15537904 436980 2.67 100616 2772728 1004656 5.77 517168 2663192 40 10:00:04 12855804 15538560 436392 2.67 100964 2772740 1004720 5.77 517536 2664704 168 10:10:04 12855552 15538780 436124 2.66 101304 2772876 1004720 5.77 517868 2665552 236 10:20:04 12850260 15538948 435968 2.66 101980 2777652 1004720 5.77 523276 2666788 232 10:30:04 12849252 15538428 436500 2.67 102324 2777788 1004784 5.77 523620 2669096 224 Average: 12853793 15538450 436443 2.67 101219 2774399 1004717 5.77 519359 2665256 179 09:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:04 lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 09:40:04 ens3 70.16 44.03 576.68 8.87 0.00 0.00 0.00 0.00 09:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:50:04 ens3 0.39 0.12 0.09 0.04 0.00 0.00 0.00 0.00 09:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:00:04 ens3 0.32 0.11 0.09 0.04 0.00 0.00 0.00 0.00 10:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:10:04 ens3 0.26 0.08 0.06 0.02 0.00 0.00 0.00 0.00 10:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:04 ens3 0.29 0.11 0.07 0.04 0.00 0.00 0.00 0.00 10:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:04 ens3 0.40 0.13 0.13 0.08 0.00 0.00 0.00 0.00 10:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 12.02 7.46 96.57 1.52 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-15309) 12/20/25 _x86_64_ (4 CPU) 09:29:45 LINUX RESTART (4 CPU) 09:30:00 CPU %user %nice %system %iowait %steal %idle 09:40:04 all 3.43 0.00 0.66 0.93 0.04 94.95 09:40:04 0 2.31 0.00 0.66 0.66 0.03 96.34 09:40:04 1 4.25 0.00 0.75 1.07 0.04 93.89 09:40:04 2 2.29 0.00 0.55 1.59 0.04 95.53 09:40:04 3 4.85 0.00 0.66 0.41 0.04 94.04 09:50:04 all 0.14 0.00 0.03 0.01 0.03 99.79 09:50:04 0 0.02 0.00 0.02 0.00 0.02 99.93 09:50:04 1 0.47 0.00 0.05 0.03 0.05 99.40 09:50:04 2 0.03 0.00 0.03 0.01 0.02 99.90 09:50:04 3 0.02 0.00 0.03 0.00 0.01 99.94 10:00:04 all 0.06 0.00 0.03 0.01 0.03 99.88 10:00:04 0 0.12 0.00 0.04 0.01 0.03 99.81 10:00:04 1 0.07 0.00 0.03 0.02 0.02 99.86 10:00:04 2 0.03 0.00 0.03 0.00 0.04 99.90 10:00:04 3 0.04 0.00 0.02 0.00 0.02 99.92 10:10:04 all 0.13 0.00 0.03 0.01 0.02 99.82 10:10:04 0 0.44 0.00 0.02 0.00 0.03 99.51 10:10:04 1 0.02 0.00 0.02 0.02 0.02 99.94 10:10:04 2 0.03 0.00 0.04 0.00 0.03 99.91 10:10:04 3 0.03 0.00 0.04 0.00 0.03 99.91 10:20:04 all 0.36 0.00 0.04 0.03 0.03 99.55 10:20:04 0 0.35 0.00 0.02 0.01 0.02 99.60 10:20:04 1 0.02 0.00 0.05 0.11 0.03 99.80 10:20:04 2 0.02 0.00 0.03 0.01 0.02 99.92 10:20:04 3 1.03 0.00 0.05 0.00 0.03 98.89 10:30:04 all 0.21 0.00 0.02 0.02 0.03 99.72 10:30:04 0 0.02 0.00 0.02 0.02 0.02 99.93 10:30:04 1 0.03 0.00 0.02 0.07 0.02 99.86 10:30:04 2 0.02 0.00 0.03 0.02 0.02 99.92 10:30:04 3 0.76 0.00 0.03 0.00 0.04 99.16 Average: all 0.72 0.00 0.13 0.17 0.03 98.95 Average: 0 0.54 0.00 0.13 0.12 0.02 99.18 Average: 1 0.81 0.00 0.15 0.22 0.03 98.79 Average: 2 0.40 0.00 0.12 0.27 0.03 99.18 Average: 3 1.12 0.00 0.14 0.07 0.03 98.64