---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8644 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: 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: 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 804 19964 4 11323 30820 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:5a:f9:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.74/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84728sec preferred_lft 84728sec inet6 fe80::f816:3eff:fe5a:f91f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:81:d2:21:df:3c 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-8644) 07/10/26 _x86_64_ (8 CPU) 16:22:55 LINUX RESTART (8 CPU) 16:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:25 14.91 0.55 13.23 1.13 12.89 3368.95 2153.23 16:50:00 17.36 0.05 14.82 2.50 5.91 5577.83 7399.50 Average: 16.09 0.31 13.99 1.79 9.55 4428.00 4668.56 16:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:25 18086264 26977752 5265904 16.02 474896 7941980 14313204 42.21 1496088 12047984 9920 16:50:00 20566340 31660140 578760 1.76 485380 10067204 1133824 3.34 1742552 9257916 764204 Average: 19326302 29318946 2922332 8.89 480138 9004592 7723514 22.78 1619320 10652950 387062 16:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:25 lo 6.89 6.89 1.84 1.84 0.00 0.00 0.00 0.00 16:40:25 ens3 219.93 120.16 271.85 59.36 0.00 0.00 0.00 0.00 16:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:00 lo 1.09 1.09 0.12 0.12 0.00 0.00 0.00 0.00 16:50:00 ens3 157.58 82.02 171.23 41.55 0.00 0.00 0.00 0.00 16:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.11 4.11 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 190.04 101.87 223.61 50.82 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-8644) 07/10/26 _x86_64_ (8 CPU) 16:22:55 LINUX RESTART (8 CPU) 16:30:01 CPU %user %nice %system %iowait %steal %idle 16:40:25 all 84.45 0.00 2.57 0.03 0.12 12.83 16:40:25 0 84.33 0.00 2.69 0.06 0.12 12.80 16:40:25 1 87.55 0.00 2.64 0.02 0.12 9.67 16:40:25 2 83.13 0.00 2.54 0.07 0.12 14.15 16:40:25 3 82.41 0.00 2.42 0.02 0.13 15.02 16:40:25 4 85.88 0.00 2.60 0.00 0.12 11.40 16:40:25 5 81.64 0.00 2.52 0.00 0.12 15.72 16:40:25 6 85.64 0.00 2.60 0.03 0.13 11.61 16:40:25 7 85.02 0.00 2.56 0.02 0.13 12.28 16:50:00 all 92.26 0.00 2.79 0.02 0.13 4.79 16:50:00 0 91.36 0.00 3.01 0.01 0.13 5.49 16:50:00 1 92.17 0.00 2.71 0.00 0.13 4.99 16:50:00 2 94.82 0.00 2.59 0.00 0.13 2.45 16:50:00 3 91.57 0.00 2.97 0.00 0.12 5.35 16:50:00 4 92.54 0.00 2.67 0.00 0.12 4.66 16:50:00 5 91.46 0.00 2.65 0.00 0.13 5.76 16:50:00 6 91.55 0.00 2.84 0.15 0.14 5.33 16:50:00 7 92.64 0.00 2.88 0.02 0.13 4.33 Average: all 88.20 0.00 2.68 0.02 0.13 8.98 Average: 0 87.70 0.00 2.84 0.03 0.13 9.30 Average: 1 89.76 0.00 2.67 0.01 0.12 7.43 Average: 2 88.74 0.00 2.56 0.04 0.13 8.54 Average: 3 86.80 0.00 2.68 0.01 0.12 10.38 Average: 4 89.07 0.00 2.63 0.00 0.12 8.17 Average: 5 86.35 0.00 2.58 0.00 0.13 10.94 Average: 6 88.47 0.00 2.71 0.09 0.13 8.60 Average: 7 88.67 0.00 2.71 0.02 0.13 8.47