---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2955 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 23G 133G 15% / 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 862 14493 4 16736 30762 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:3c:70:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.21/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84335sec preferred_lft 84335sec inet6 fe80::f816:3eff:fe3c:700d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:6f:d0:12:4c:e8 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 inet6 fe80::d06f:d0ff:fe12:4ce8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2955) 05/23/26 _x86_64_ (8 CPU) 09:28:27 LINUX RESTART (8 CPU) 09:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:30 71.44 1.98 66.89 2.57 200.31 25312.72 26534.38 09:50:01 159.35 0.32 151.60 7.42 3.22 23963.37 15918.46 10:00:01 183.26 0.15 182.43 0.67 2.17 13622.63 24587.15 Average: 136.55 0.85 132.23 3.48 71.84 20989.40 22522.23 09:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:30 21075560 29798776 2488020 7.57 200204 8566332 2585844 7.63 3067752 8025700 712164 09:50:01 15427836 29211560 3028868 9.22 395992 12918888 2778564 8.19 4635092 11568056 162648 10:00:01 12597976 29698788 2507184 7.63 550012 15707432 2602208 7.67 5138600 13461708 40608 Average: 16367124 29569708 2674691 8.14 382069 12397551 2655539 7.83 4280481 11018488 305140 09:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:30 lo 0.48 0.48 0.04 0.04 0.00 0.00 0.00 0.00 09:40:30 ens3 172.68 131.04 1920.05 719.21 0.00 0.00 0.00 0.00 09:40:30 docker0 5.62 7.98 0.58 150.71 0.00 0.00 0.00 0.00 09:50:01 lo 0.90 0.90 0.09 0.09 0.00 0.00 0.00 0.00 09:50:01 ens3 134.17 92.81 1578.16 443.02 0.00 0.00 0.00 0.00 09:50:01 docker0 1.21 1.42 0.06 41.72 0.00 0.00 0.00 0.00 10:00:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 10:00:01 ens3 33.11 27.09 334.30 6.30 0.00 0.00 0.00 0.00 10:00:01 docker0 13.26 17.30 2.28 140.60 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 113.96 84.29 1283.27 394.13 0.00 0.00 0.00 0.00 Average: docker0 6.77 9.01 0.99 112.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2955) 05/23/26 _x86_64_ (8 CPU) 09:28:27 LINUX RESTART (8 CPU) 09:30:00 CPU %user %nice %system %iowait %steal %idle 09:40:30 all 16.34 0.00 1.78 5.45 0.07 76.36 09:40:30 0 16.97 0.00 1.70 6.08 0.07 75.18 09:40:30 1 15.58 0.00 1.64 3.68 0.07 79.03 09:40:30 2 15.51 0.00 1.63 2.66 0.07 80.13 09:40:30 3 15.63 0.00 1.81 4.76 0.07 77.73 09:40:30 4 20.08 0.00 2.22 1.82 0.08 75.79 09:40:30 5 17.29 0.00 1.85 5.10 0.08 75.69 09:40:30 6 16.62 0.00 1.73 3.62 0.07 77.95 09:40:30 7 13.01 0.00 1.67 15.92 0.07 69.34 09:50:01 all 12.57 0.00 2.23 3.99 0.11 81.11 09:50:01 0 12.76 0.00 2.08 2.99 0.10 82.07 09:50:01 1 17.78 0.00 2.33 1.75 0.13 78.01 09:50:01 2 13.81 0.00 1.93 2.47 0.11 81.69 09:50:01 3 9.39 0.00 2.27 4.69 0.10 83.56 09:50:01 4 12.82 0.00 2.32 4.65 0.11 80.10 09:50:01 5 11.81 0.00 2.31 5.20 0.11 80.57 09:50:01 6 16.04 0.00 2.98 5.35 0.12 75.51 09:50:01 7 6.17 0.00 1.63 4.78 0.08 87.34 10:00:01 all 3.83 0.00 1.34 4.75 0.09 89.99 10:00:01 0 3.18 0.00 1.08 2.07 0.07 93.61 10:00:01 1 3.62 0.00 1.41 10.14 0.11 84.72 10:00:01 2 3.46 0.00 1.98 4.14 0.09 90.33 10:00:01 3 1.80 0.00 1.15 6.19 0.08 90.77 10:00:01 4 9.13 0.00 1.05 2.50 0.09 87.23 10:00:01 5 1.54 0.00 1.31 2.15 0.09 94.91 10:00:01 6 3.80 0.00 1.37 7.93 0.07 86.82 10:00:01 7 4.11 0.00 1.37 2.88 0.10 91.54 Average: all 10.97 0.00 1.78 4.75 0.09 82.41 Average: 0 11.03 0.00 1.61 3.76 0.08 83.51 Average: 1 12.29 0.00 1.78 5.22 0.10 80.61 Average: 2 10.96 0.00 1.84 3.09 0.09 84.02 Average: 3 9.04 0.00 1.74 5.21 0.08 83.93 Average: 4 14.13 0.00 1.86 2.94 0.09 80.97 Average: 5 10.30 0.00 1.81 4.15 0.09 83.65 Average: 6 12.16 0.00 2.01 5.61 0.09 80.14 Average: 7 7.87 0.00 1.56 8.04 0.08 82.45