---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14903 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 9.9G 68G 13% / 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 664 10836 4 4488 14982 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:48:7d:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.98/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81238sec preferred_lft 81238sec inet6 fe80::f816:3eff:fe48:7db6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:22:97:16:47:73 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-14903) 12/18/25 _x86_64_ (4 CPU) 20:51:46 LINUX RESTART (4 CPU) 21:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:10 1.62 0.01 1.60 0.01 0.04 20.87 675.41 21:20:10 1.55 0.00 1.55 0.00 0.01 17.13 0.00 21:30:10 1.54 0.00 1.54 0.00 0.00 16.65 0.00 21:40:10 1.60 0.00 1.60 0.00 0.00 17.48 0.00 21:50:10 13.69 0.00 1.52 12.17 0.15 17.11 242220.69 22:00:05 54.15 4.74 47.98 1.43 269.93 3561.56 4450.81 22:10:05 53.04 0.01 43.86 9.17 0.32 3636.70 37838.24 Average: 18.13 0.68 14.20 3.26 38.36 1038.54 40782.34 21:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:10 13402704 15528316 484696 2.96 60936 2288140 1135204 6.52 389708 2321048 4 21:20:10 13403264 15529580 483484 2.95 61508 2288280 1135204 6.52 390284 2322328 28 21:30:10 13398532 15525556 487504 2.98 62084 2288412 1135252 6.52 390852 2329424 28 21:40:10 13397020 15524656 488356 2.98 62668 2288416 1135268 6.52 391428 2330968 0 21:50:10 13390984 15524408 488388 2.98 63548 2293308 1135268 6.52 397072 2331852 288 22:00:05 11077304 14235568 1726956 10.55 121296 3210952 2054484 11.79 647304 4327104 75024 22:10:05 9993352 13780660 2174688 13.28 180800 3700344 2357188 13.53 837920 5112484 28628 Average: 12580451 15092678 904867 5.53 87549 2622550 1441124 8.27 492081 3010744 14857 21:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:10:10 ens3 0.24 0.10 0.05 0.02 0.00 0.00 0.00 0.00 21:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:20:10 ens3 0.33 0.13 0.08 0.05 0.00 0.00 0.00 0.00 21:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:10 ens3 0.26 0.12 0.07 0.04 0.00 0.00 0.00 0.00 21:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:40:10 ens3 0.34 0.13 0.09 0.05 0.00 0.00 0.00 0.00 21:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:50:10 ens3 0.19 0.07 0.04 0.02 0.00 0.00 0.00 0.00 21:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:05 lo 476.00 476.00 453.51 453.51 0.00 0.00 0.00 0.00 22:00:05 ens3 95.84 72.72 775.01 15.63 0.00 0.00 0.00 0.00 22:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:05 lo 4680.34 4680.34 4460.83 4460.83 0.00 0.00 0.00 0.00 22:10:05 ens3 108.00 83.68 32.80 29.94 0.00 0.00 0.00 0.00 22:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 737.59 737.59 702.91 702.91 0.00 0.00 0.00 0.00 Average: ens3 29.25 22.37 114.67 6.53 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-14903) 12/18/25 _x86_64_ (4 CPU) 20:51:46 LINUX RESTART (4 CPU) 21:00:10 CPU %user %nice %system %iowait %steal %idle 21:10:10 all 0.18 0.00 0.02 0.01 0.02 99.76 21:10:10 0 0.02 0.00 0.02 0.05 0.02 99.89 21:10:10 1 0.62 0.00 0.02 0.00 0.01 99.34 21:10:10 2 0.05 0.00 0.03 0.01 0.03 99.89 21:10:10 3 0.02 0.00 0.02 0.00 0.02 99.93 21:20:10 all 0.19 0.00 0.02 0.02 0.02 99.74 21:20:10 0 0.02 0.00 0.02 0.08 0.03 99.85 21:20:10 1 0.02 0.00 0.02 0.01 0.01 99.95 21:20:10 2 0.70 0.00 0.03 0.00 0.03 99.23 21:20:10 3 0.02 0.00 0.02 0.00 0.01 99.95 21:30:10 all 0.24 0.00 0.02 0.91 0.02 98.81 21:30:10 0 0.01 0.00 0.02 3.61 0.01 96.35 21:30:10 1 0.02 0.00 0.01 0.02 0.01 99.94 21:30:10 2 0.89 0.00 0.02 0.03 0.02 99.03 21:30:10 3 0.03 0.00 0.03 0.01 0.03 99.91 21:40:10 all 0.09 0.00 0.02 0.05 0.02 99.83 21:40:10 0 0.26 0.00 0.02 0.13 0.02 99.58 21:40:10 1 0.02 0.00 0.02 0.01 0.01 99.95 21:40:10 2 0.04 0.00 0.02 0.04 0.01 99.89 21:40:10 3 0.03 0.00 0.04 0.01 0.03 99.90 21:50:10 all 0.18 0.00 0.03 0.03 0.02 99.75 21:50:10 0 0.02 0.00 0.03 0.01 0.02 99.93 21:50:10 1 0.04 0.00 0.03 0.00 0.02 99.92 21:50:10 2 0.02 0.00 0.02 0.02 0.01 99.93 21:50:10 3 0.64 0.00 0.04 0.09 0.01 99.22 22:00:05 all 15.17 0.00 0.92 0.25 0.04 83.62 22:00:05 0 14.95 0.00 1.02 0.29 0.04 83.71 22:00:05 1 17.79 0.00 0.88 0.20 0.04 81.09 22:00:05 2 14.37 0.00 1.06 0.35 0.04 84.18 22:00:05 3 13.58 0.00 0.72 0.18 0.04 85.49 22:10:05 all 65.11 0.00 3.99 0.12 0.09 30.69 22:10:05 0 63.93 0.00 4.30 0.08 0.09 31.60 22:10:05 1 65.86 0.00 4.02 0.08 0.10 29.95 22:10:05 2 65.56 0.00 3.93 0.25 0.09 30.16 22:10:05 3 65.08 0.00 3.71 0.06 0.09 31.05 Average: all 11.55 0.00 0.72 0.20 0.03 87.51 Average: 0 11.28 0.00 0.77 0.61 0.03 87.31 Average: 1 12.01 0.00 0.71 0.05 0.03 87.21 Average: 2 11.61 0.00 0.73 0.10 0.03 87.53 Average: 3 11.29 0.00 0.65 0.05 0.03 87.97