---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-35170 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 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 11G 145G 7% / 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 706 26574 4 4812 30918 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:9b:e0:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.227/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82768sec preferred_lft 82768sec inet6 fe80::f816:3eff:fe9b:e032/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:e8:5e:99:55:68 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-35170) 07/12/26 _x86_64_ (8 CPU) 14:00:32 LINUX RESTART (8 CPU) 14:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:01 15.41 0.01 1.58 13.82 0.20 17.76 513832.14 14:30:02 1.52 0.00 1.52 0.00 0.00 16.56 0.00 14:40:01 1.50 0.00 1.49 0.00 0.25 16.09 0.00 14:50:01 1.78 0.25 1.54 0.00 8.92 32.29 0.00 15:00:02 75.29 4.66 67.98 2.65 280.75 10114.79 12376.97 Average: 19.12 0.99 14.84 3.29 58.11 2042.55 105209.28 14:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:01 30231312 31886100 500396 1.52 60432 1932272 1502536 4.43 209732 2121228 4 14:30:02 30231420 31886832 499620 1.52 61024 1932284 1502536 4.43 210344 2121988 192 14:40:01 30231264 31887428 499044 1.52 61584 1932496 1502600 4.43 210876 2124304 8 14:50:01 30157908 31821968 564140 1.72 62192 1939752 1507724 4.45 212604 2217668 0 15:00:02 27241484 31683708 625144 1.90 147148 4520504 1202536 3.55 913908 4238168 29212 Average: 29618678 31833207 537669 1.64 78476 2451462 1443586 4.26 351493 2564671 5883 14:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:20:01 ens3 0.22 0.09 0.04 0.02 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:30:02 ens3 0.18 0.09 0.04 0.02 0.00 0.00 0.00 0.00 14:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:40:01 ens3 0.42 0.16 0.13 0.08 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:50:01 ens3 8.33 5.12 10.21 0.92 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:02 lo 698.73 698.73 670.32 670.32 0.00 0.00 0.00 0.00 15:00:02 ens3 148.16 117.40 1374.85 60.10 0.00 0.00 0.00 0.00 15:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 140.04 140.04 134.27 134.27 0.00 0.00 0.00 0.00 Average: ens3 31.50 24.61 277.47 12.24 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-35170) 07/12/26 _x86_64_ (8 CPU) 14:00:32 LINUX RESTART (8 CPU) 14:10:01 CPU %user %nice %system %iowait %steal %idle 14:20:01 all 0.02 0.00 0.02 0.03 0.01 99.93 14:20:01 0 0.03 0.00 0.02 0.01 0.02 99.93 14:20:01 1 0.01 0.00 0.01 0.00 0.01 99.97 14:20:01 2 0.01 0.00 0.03 0.16 0.01 99.80 14:20:01 3 0.03 0.00 0.02 0.00 0.02 99.93 14:20:01 4 0.01 0.00 0.01 0.03 0.01 99.93 14:20:01 5 0.01 0.00 0.01 0.00 0.01 99.97 14:20:01 6 0.02 0.00 0.01 0.00 0.00 99.96 14:20:01 7 0.01 0.00 0.03 0.00 0.01 99.95 14:30:02 all 0.08 0.00 0.01 0.01 0.01 99.89 14:30:02 0 0.58 0.00 0.02 0.00 0.01 99.38 14:30:02 1 0.02 0.00 0.02 0.00 0.02 99.94 14:30:02 2 0.02 0.00 0.01 0.00 0.01 99.97 14:30:02 3 0.02 0.00 0.02 0.04 0.01 99.92 14:30:02 4 0.01 0.00 0.00 0.00 0.00 99.98 14:30:02 5 0.02 0.00 0.03 0.00 0.02 99.93 14:30:02 6 0.00 0.00 0.00 0.00 0.00 99.99 14:30:02 7 0.00 0.00 0.01 0.00 0.01 99.98 14:40:01 all 0.15 0.00 0.02 1.72 0.01 98.10 14:40:01 0 0.14 0.00 0.02 0.00 0.01 99.83 14:40:01 1 0.02 0.00 0.02 0.00 0.02 99.94 14:40:01 2 0.97 0.00 0.02 6.53 0.02 92.47 14:40:01 3 0.02 0.00 0.02 0.02 0.01 99.93 14:40:01 4 0.00 0.00 0.00 0.00 0.00 99.99 14:40:01 5 0.02 0.00 0.02 7.22 0.01 92.74 14:40:01 6 0.01 0.00 0.01 0.00 0.00 99.97 14:40:01 7 0.02 0.00 0.01 0.00 0.01 99.97 14:50:01 all 0.05 0.00 0.02 0.01 0.01 99.92 14:50:01 0 0.01 0.00 0.02 0.01 0.01 99.96 14:50:01 1 0.03 0.00 0.02 0.02 0.01 99.92 14:50:01 2 0.05 0.00 0.02 0.00 0.02 99.91 14:50:01 3 0.04 0.00 0.01 0.00 0.01 99.94 14:50:01 4 0.01 0.00 0.01 0.00 0.00 99.98 14:50:01 5 0.08 0.00 0.04 0.06 0.02 99.80 14:50:01 6 0.09 0.00 0.02 0.00 0.00 99.89 14:50:01 7 0.06 0.00 0.01 0.00 0.01 99.92 15:00:02 all 22.95 0.00 1.20 0.24 0.06 75.55 15:00:02 0 19.87 0.00 1.04 0.13 0.06 78.90 15:00:02 1 20.25 0.00 1.36 0.27 0.07 78.05 15:00:02 2 24.22 0.00 1.14 0.08 0.07 74.50 15:00:02 3 23.19 0.00 1.09 0.16 0.06 75.50 15:00:02 4 26.40 0.00 1.35 0.08 0.06 72.11 15:00:02 5 22.81 0.00 1.23 0.61 0.07 75.28 15:00:02 6 25.48 0.00 1.14 0.45 0.06 72.87 15:00:02 7 21.37 0.00 1.24 0.11 0.06 77.22 Average: all 4.65 0.00 0.25 0.40 0.02 94.68 Average: 0 4.13 0.00 0.22 0.03 0.02 95.60 Average: 1 4.07 0.00 0.29 0.06 0.03 95.56 Average: 2 5.05 0.00 0.24 1.36 0.02 93.33 Average: 3 4.66 0.00 0.23 0.05 0.02 95.04 Average: 4 5.28 0.00 0.27 0.02 0.02 94.40 Average: 5 4.58 0.00 0.27 1.58 0.02 93.55 Average: 6 5.12 0.00 0.24 0.09 0.01 94.54 Average: 7 4.29 0.00 0.26 0.02 0.02 95.41