---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1878 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 18G 138G 12% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 796 19808 4 11487 30827 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:95:0e:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.221/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84328sec preferred_lft 84328sec inet6 fe80::f816:3eff:fe95:ea7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:dc:de:ad:dc:a1 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1878) 03/04/26 _x86_64_ (8 CPU) 17:47:38 LINUX RESTART (8 CPU) 17:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:01 31.40 0.61 14.76 16.03 24.57 4428.77 506684.65 18:10:01 9.83 0.33 8.60 0.91 5.93 926.67 318.26 18:20:01 328.77 0.40 324.48 3.89 5.44 22996.67 187229.76 Average: 123.33 0.45 115.95 6.94 11.98 9450.72 231413.70 17:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:01 25136732 29130720 3175756 9.66 162868 4040276 7612988 22.45 594208 6648544 22828 18:10:01 22610636 26835276 5467028 16.64 169900 4242348 8846572 26.09 666740 9085232 4160 18:20:01 16406936 27117312 5123928 15.59 464100 9732396 3553372 10.48 1679408 13427076 6984 Average: 21384768 27694436 4588904 13.96 265623 6005007 6670977 19.67 980119 9720284 11324 17:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:01 lo 2.23 2.23 1.04 1.04 0.00 0.00 0.00 0.00 18:00:01 ens3 284.35 158.47 440.39 66.79 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 lo 5.85 5.85 0.98 0.98 0.00 0.00 0.00 0.00 18:10:01 ens3 21.06 16.07 100.82 5.06 0.00 0.00 0.00 0.00 18:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 0.36 0.36 0.06 0.06 0.00 0.00 0.00 0.00 18:20:01 ens3 144.53 89.98 922.30 22.57 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.81 2.81 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 149.98 88.18 487.84 31.47 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1878) 03/04/26 _x86_64_ (8 CPU) 17:47:38 LINUX RESTART (8 CPU) 17:50:01 CPU %user %nice %system %iowait %steal %idle 18:00:01 all 51.37 0.00 1.83 0.05 0.09 46.67 18:00:01 0 46.12 0.00 1.85 0.03 0.10 51.90 18:00:01 1 49.61 0.00 1.87 0.19 0.08 48.25 18:00:01 2 51.65 0.00 1.84 0.08 0.09 46.35 18:00:01 3 51.08 0.00 1.86 0.01 0.09 46.96 18:00:01 4 51.55 0.00 1.93 0.02 0.09 46.41 18:00:01 5 53.04 0.00 1.70 0.00 0.09 45.17 18:00:01 6 47.18 0.00 1.70 0.01 0.09 51.03 18:00:01 7 60.72 0.00 1.91 0.04 0.09 37.25 18:10:01 all 87.42 0.00 2.39 0.00 0.11 10.07 18:10:01 0 86.42 0.00 2.45 0.00 0.12 11.01 18:10:01 1 88.11 0.00 2.46 0.00 0.12 9.31 18:10:01 2 88.22 0.00 2.52 0.00 0.11 9.14 18:10:01 3 88.02 0.00 2.16 0.01 0.12 9.69 18:10:01 4 87.14 0.00 2.35 0.00 0.11 10.40 18:10:01 5 86.64 0.00 2.35 0.00 0.12 10.89 18:10:01 6 88.63 0.00 2.48 0.00 0.12 8.78 18:10:01 7 86.15 0.00 2.36 0.02 0.11 11.36 18:20:01 all 59.44 0.00 2.97 0.32 0.09 37.19 18:20:01 0 58.76 0.00 2.74 0.13 0.10 38.27 18:20:01 1 59.67 0.00 3.34 0.69 0.11 36.19 18:20:01 2 59.45 0.00 3.05 0.22 0.09 37.19 18:20:01 3 61.41 0.00 3.52 0.38 0.10 34.59 18:20:01 4 58.02 0.00 3.03 0.39 0.10 38.47 18:20:01 5 63.02 0.00 2.68 0.22 0.10 33.99 18:20:01 6 56.68 0.00 2.78 0.26 0.09 40.20 18:20:01 7 58.48 0.00 2.61 0.25 0.09 38.58 Average: all 66.09 0.00 2.40 0.12 0.10 31.29 Average: 0 63.78 0.00 2.35 0.05 0.10 33.72 Average: 1 65.82 0.00 2.56 0.29 0.10 31.23 Average: 2 66.45 0.00 2.47 0.10 0.10 30.88 Average: 3 66.86 0.00 2.51 0.13 0.10 30.40 Average: 4 65.60 0.00 2.44 0.14 0.10 31.73 Average: 5 67.58 0.00 2.24 0.07 0.10 30.00 Average: 6 64.17 0.00 2.32 0.09 0.10 33.32 Average: 7 68.47 0.00 2.29 0.10 0.10 29.04