---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9499 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 25G 131G 16% / 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 979 12047 4 19065 30644 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:0e:57:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.165/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84497sec preferred_lft 84497sec inet6 fe80::f816:3eff:fe0e:5738/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:32:65:95:a4:b7 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::ac32:65ff:fe95:a4b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-9499) 07/23/26 _x86_64_ (8 CPU) 18:58:26 LINUX RESTART (8 CPU) 19:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:10:10 684.90 4.49 664.44 15.97 304.35 69226.64 79045.65 19:20:15 50.09 0.30 47.20 2.59 5.41 2593.50 1636.47 19:30:01 42.09 0.23 15.64 26.21 18.08 772.46 479131.88 Average: 262.16 1.69 245.66 14.81 110.63 24534.70 183278.76 19:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:10 5105092 24171736 7989412 24.31 587104 17607404 11840920 34.92 4579876 19539784 152 19:20:15 708052 20297124 11855936 36.08 599744 18089724 17925352 52.86 4821280 23619288 752 19:30:01 12341240 31377868 818172 2.49 601872 17527292 1803972 5.32 4671560 14121676 57772 Average: 6051461 25282243 6887840 20.96 596240 17741473 10523415 31.03 4690905 19093583 19559 19:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:10:10 lo 0.99 0.99 0.10 0.10 0.00 0.00 0.00 0.00 19:10:10 ens3 503.46 333.45 4155.01 96.66 0.00 0.00 0.00 0.00 19:10:10 docker0 31.82 51.91 1.85 838.35 0.00 0.00 0.00 0.00 19:10:10 br-41feb6fec30e 0.19 0.19 0.01 0.01 0.00 0.00 0.00 0.00 19:10:10 veth282ff45 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 19:10:10 veth3aef920 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 19:10:10 vethf1fccf3 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 19:10:10 veth7e7bd92 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 19:10:10 vethed74d7a 0.28 0.36 0.02 0.03 0.00 0.00 0.00 0.00 19:10:10 vethd801656 0.26 0.24 0.02 0.02 0.00 0.00 0.00 0.00 19:20:15 lo 2.60 2.60 6.74 6.74 0.00 0.00 0.00 0.00 19:20:15 ens3 4.33 2.72 1.71 1.65 0.00 0.00 0.00 0.00 19:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:15 br-41feb6fec30e 1.38 1.28 6.39 0.39 0.00 0.00 0.00 0.00 19:20:15 veth282ff45 0.51 0.37 0.07 0.33 0.00 0.00 0.00 0.00 19:20:15 veth3aef920 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 19:20:15 vethf1fccf3 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 19:20:15 veth7e7bd92 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 19:20:15 vethed74d7a 153.59 163.99 105.25 78.70 0.00 0.00 0.00 0.01 19:20:15 vethdcc93a3 93.36 87.19 65.60 45.77 0.00 0.00 0.00 0.01 19:20:15 veth7c723e8 71.11 65.83 33.11 59.32 0.00 0.00 0.00 0.00 19:30:01 lo 8.61 8.61 51.41 51.41 0.00 0.00 0.00 0.00 19:30:01 ens3 20.59 14.44 34.89 7.24 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.01 4.01 19.04 19.04 0.00 0.00 0.00 0.00 Average: ens3 178.42 118.38 1417.08 35.60 0.00 0.00 0.00 0.00 Average: docker0 10.76 17.56 0.62 283.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-9499) 07/23/26 _x86_64_ (8 CPU) 18:58:26 LINUX RESTART (8 CPU) 19:00:01 CPU %user %nice %system %iowait %steal %idle 19:10:10 all 35.32 0.00 5.11 1.34 0.09 58.14 19:10:10 0 37.09 0.00 5.09 1.14 0.09 56.58 19:10:10 1 34.94 0.00 5.01 1.36 0.09 58.60 19:10:10 2 38.73 0.00 5.21 1.87 0.09 54.10 19:10:10 3 37.56 0.00 5.30 1.36 0.09 55.70 19:10:10 4 31.18 0.00 5.12 1.29 0.09 62.32 19:10:10 5 36.31 0.00 4.98 1.00 0.09 57.62 19:10:10 6 33.90 0.00 4.68 1.20 0.09 60.13 19:10:10 7 32.84 0.00 5.50 1.49 0.08 60.10 19:20:15 all 9.33 0.02 1.08 0.17 0.07 89.32 19:20:15 0 8.85 0.03 1.25 0.08 0.08 89.71 19:20:15 1 9.76 0.01 1.16 0.33 0.07 88.67 19:20:15 2 9.64 0.02 1.15 0.28 0.07 88.84 19:20:15 3 9.32 0.01 1.19 0.06 0.07 89.35 19:20:15 4 10.70 0.02 1.07 0.05 0.07 88.09 19:20:15 5 9.19 0.02 0.89 0.03 0.06 89.79 19:20:15 6 8.90 0.01 0.97 0.43 0.07 89.62 19:20:15 7 8.32 0.02 0.99 0.08 0.07 90.52 19:30:01 all 4.86 0.00 1.07 0.08 0.07 93.93 19:30:01 0 3.82 0.00 1.08 0.24 0.07 94.79 19:30:01 1 6.68 0.00 1.21 0.04 0.07 91.99 19:30:01 2 4.01 0.00 1.11 0.02 0.07 94.79 19:30:01 3 3.89 0.00 1.11 0.02 0.07 94.91 19:30:01 4 4.65 0.00 1.01 0.04 0.07 94.23 19:30:01 5 4.79 0.00 1.10 0.18 0.07 93.86 19:30:01 6 3.81 0.00 0.89 0.02 0.06 95.21 19:30:01 7 7.20 0.00 1.08 0.05 0.07 91.61 Average: all 16.66 0.01 2.44 0.53 0.08 80.29 Average: 0 16.76 0.01 2.49 0.49 0.08 80.17 Average: 1 17.28 0.00 2.48 0.58 0.08 79.58 Average: 2 17.64 0.01 2.51 0.73 0.08 79.03 Average: 3 17.09 0.01 2.55 0.48 0.08 79.79 Average: 4 15.65 0.01 2.42 0.46 0.08 81.39 Average: 5 16.92 0.01 2.34 0.41 0.07 80.25 Average: 6 15.69 0.00 2.20 0.56 0.07 81.48 Average: 7 16.22 0.01 2.54 0.55 0.07 80.61