---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-35786 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 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 66G 16% / 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 706 8695 4 6586 14940 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:67:4d:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.39/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82019sec preferred_lft 82019sec inet6 fe80::f816:3eff:fe67:4da7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:52:54:63:62:7f 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-35786) 08/11/26 _x86_64_ (4 CPU) 12:57:05 LINUX RESTART (4 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:17 1.52 0.03 1.47 0.01 1.04 19.01 0.74 13:20:02 13.90 12.22 1.67 0.01 137.94 31.59 0.11 13:30:01 1.19 0.00 1.19 0.00 0.00 13.70 0.00 13:40:02 50.66 5.07 44.14 1.45 286.76 5374.23 2052.08 13:50:01 22.38 0.06 19.56 2.76 6.81 2060.04 10717.57 14:00:01 31.59 0.04 28.47 3.09 0.93 4435.81 25667.86 Average: 20.17 2.86 16.09 1.22 71.79 1990.69 6405.17 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:17 13746468 15520452 498940 3.05 53500 1947428 1145748 6.58 191232 2196300 20 13:20:02 13683776 15508076 503408 3.07 57016 1987108 1145812 6.58 229652 2200516 200 13:30:01 13682496 15507268 504280 3.08 57344 1987240 1145812 6.58 229980 2201304 200 13:40:02 10627840 13999896 1961056 11.98 125732 3380832 2208148 12.67 594688 4784944 16920 13:50:01 9433512 13241444 2715056 16.58 148024 3751780 2741224 15.73 742668 5764484 15960 14:00:01 7718080 12540524 3411252 20.83 164440 4705260 3315912 19.03 1020300 7162376 1572 Average: 11482029 14386277 1598999 9.77 101009 2959941 1950443 11.20 501420 4051654 5812 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:10:17 ens3 0.91 0.21 0.24 0.12 0.00 0.00 0.00 0.00 13:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:20:02 ens3 0.36 0.10 0.08 0.04 0.00 0.00 0.00 0.00 13:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:30:01 ens3 0.24 0.08 0.04 0.02 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:02 lo 436.18 436.18 415.65 415.65 0.00 0.00 0.00 0.00 13:40:02 ens3 135.07 99.93 1294.29 18.40 0.00 0.00 0.00 0.00 13:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 1442.40 1442.40 1368.16 1368.16 0.00 0.00 0.00 0.00 13:50:01 ens3 44.16 34.58 24.81 11.74 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 1407.12 1407.12 1336.26 1336.26 0.00 0.00 0.00 0.00 14:00:01 ens3 43.93 35.84 40.09 12.52 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 547.47 547.47 519.82 519.82 0.00 0.00 0.00 0.00 Average: ens3 37.49 28.49 227.09 7.14 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-35786) 08/11/26 _x86_64_ (4 CPU) 12:57:05 LINUX RESTART (4 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:17 all 0.07 0.00 0.03 0.03 0.02 99.85 13:10:17 0 0.03 0.00 0.01 0.08 0.01 99.86 13:10:17 1 0.17 0.00 0.02 0.02 0.02 99.77 13:10:17 2 0.05 0.00 0.03 0.01 0.02 99.89 13:10:17 3 0.03 0.00 0.04 0.01 0.04 99.88 13:20:02 all 0.19 0.09 0.04 0.10 0.02 99.56 13:20:02 0 0.08 0.00 0.02 0.00 0.01 99.89 13:20:02 1 0.61 0.04 0.04 0.04 0.03 99.25 13:20:02 2 0.03 0.00 0.02 0.01 0.02 99.93 13:20:02 3 0.02 0.30 0.09 0.37 0.03 99.19 13:30:01 all 0.09 0.00 0.03 0.01 0.02 99.85 13:30:01 0 0.02 0.00 0.02 0.00 0.01 99.94 13:30:01 1 0.30 0.00 0.02 0.00 0.02 99.66 13:30:01 2 0.02 0.00 0.02 0.00 0.01 99.94 13:30:01 3 0.03 0.00 0.04 0.02 0.04 99.87 13:40:02 all 23.96 0.00 1.29 0.28 0.06 74.42 13:40:02 0 23.20 0.00 1.25 0.23 0.06 75.25 13:40:02 1 25.77 0.00 1.52 0.18 0.06 72.47 13:40:02 2 25.03 0.00 1.22 0.17 0.06 73.52 13:40:02 3 21.83 0.00 1.15 0.53 0.06 76.42 13:50:01 all 67.43 0.00 2.34 0.04 0.11 30.07 13:50:01 0 68.33 0.00 2.39 0.04 0.11 29.12 13:50:01 1 66.22 0.00 2.20 0.03 0.12 31.44 13:50:01 2 66.75 0.00 2.26 0.06 0.12 30.81 13:50:01 3 68.43 0.00 2.51 0.03 0.11 28.92 14:00:01 all 60.62 0.00 2.53 0.11 0.11 36.63 14:00:01 0 58.69 0.00 2.39 0.07 0.11 38.74 14:00:01 1 59.88 0.00 2.06 0.16 0.11 37.79 14:00:01 2 61.01 0.00 2.77 0.14 0.11 35.98 14:00:01 3 62.92 0.00 2.92 0.07 0.11 33.99 Average: all 25.35 0.01 1.04 0.09 0.06 73.44 Average: 0 25.03 0.00 1.01 0.07 0.05 73.83 Average: 1 25.46 0.01 0.98 0.07 0.06 73.43 Average: 2 25.43 0.00 1.05 0.07 0.06 73.39 Average: 3 25.49 0.05 1.12 0.17 0.06 73.10