---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3256 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: 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 15G 141G 10% / 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 735 23583 4 7773 30889 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:38:c4:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.14/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83266sec preferred_lft 83266sec inet6 fe80::f816:3eff:fe38:c46b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:e3:d6:f9:45:ce 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 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-3256) 05/24/26 _x86_64_ (8 CPU) 11:18:20 LINUX RESTART (8 CPU) 11:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:17 25.66 13.40 11.74 0.52 1351.25 10170.19 1143.12 11:40:17 11.81 0.44 10.56 0.80 211.75 7519.65 1137.81 11:50:18 20.16 1.88 17.38 0.90 304.99 8986.40 438.30 12:00:19 18.51 0.06 18.08 0.37 3.15 8814.91 1182.12 Average: 19.08 4.00 14.43 0.65 473.39 8881.14 976.44 11:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:17 29757668 31548176 832004 2.53 71192 2052508 1601856 4.72 212732 2590088 360 11:40:17 29368848 31525928 835072 2.54 97048 2377620 1597176 4.71 311516 2849448 38392 11:50:18 25595520 31456808 847980 2.58 150844 5881544 1898468 5.60 655920 6060336 1722808 12:00:19 24274332 31721324 576760 1.76 168768 7393496 1455760 4.29 824964 7159468 809308 Average: 27249092 31563059 772954 2.35 121963 4426292 1638315 4.83 501283 4664835 642717 11:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:17 lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 11:30:17 ens3 49.29 24.24 143.58 7.00 0.00 0.00 0.00 0.00 11:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:17 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 11:40:17 ens3 8.59 5.16 87.87 0.88 0.00 0.00 0.00 0.00 11:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:18 lo 0.55 0.55 0.05 0.05 0.00 0.00 0.00 0.00 11:50:18 ens3 132.35 93.16 2351.90 22.22 0.00 0.00 0.00 0.00 11:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:00:19 ens3 35.37 35.38 8.51 8.61 0.00 0.00 0.00 0.00 12:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 56.35 39.39 644.66 9.66 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 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-3256) 05/24/26 _x86_64_ (8 CPU) 11:18:20 LINUX RESTART (8 CPU) 11:20:01 CPU %user %nice %system %iowait %steal %idle 11:30:17 all 0.75 0.00 0.18 28.89 0.04 70.13 11:30:17 0 0.69 0.00 0.27 35.01 0.04 64.00 11:30:17 1 1.28 0.00 0.17 23.76 0.03 74.76 11:30:17 2 0.55 0.00 0.16 23.44 0.06 75.80 11:30:17 3 0.92 0.00 0.25 19.85 0.05 78.94 11:30:17 4 0.53 0.00 0.16 49.44 0.03 49.84 11:30:17 5 1.01 0.00 0.16 14.33 0.05 84.45 11:30:17 6 0.70 0.00 0.12 36.29 0.05 62.84 11:30:17 7 0.31 0.00 0.17 29.07 0.06 70.39 11:40:17 all 0.53 0.00 0.09 14.74 0.03 84.61 11:40:17 0 0.46 0.00 0.13 50.92 0.06 48.44 11:40:17 1 0.71 0.00 0.10 10.76 0.03 88.40 11:40:17 2 1.28 0.00 0.16 4.04 0.02 94.51 11:40:17 3 0.43 0.00 0.08 35.91 0.03 63.55 11:40:17 4 0.49 0.00 0.05 1.46 0.02 97.98 11:40:17 5 0.47 0.00 0.10 3.87 0.03 95.52 11:40:17 6 0.22 0.00 0.06 5.37 0.04 94.31 11:40:17 7 0.19 0.00 0.03 5.63 0.02 94.13 11:50:18 all 3.33 0.00 1.41 17.02 0.25 77.98 11:50:18 0 2.54 0.00 1.17 13.02 0.28 83.00 11:50:18 1 3.13 0.00 1.47 10.33 0.23 84.84 11:50:18 2 3.08 0.00 1.41 39.27 0.30 55.95 11:50:18 3 3.09 0.00 1.33 22.78 0.24 72.56 11:50:18 4 6.83 0.00 2.38 18.27 0.28 72.24 11:50:18 5 2.67 0.00 1.27 8.44 0.22 87.41 11:50:18 6 2.61 0.00 1.15 10.55 0.24 85.45 11:50:18 7 2.73 0.00 1.12 13.54 0.23 82.37 12:00:19 all 6.86 0.00 1.77 21.43 0.32 69.61 12:00:19 0 5.92 0.00 1.54 15.33 0.30 76.91 12:00:19 1 7.22 0.00 1.82 17.67 0.25 73.04 12:00:19 2 7.66 0.00 2.05 26.71 0.34 63.24 12:00:19 3 7.90 0.00 2.15 21.48 0.39 68.08 12:00:19 4 6.03 0.00 1.52 16.52 0.30 75.63 12:00:19 5 6.27 0.00 1.57 16.79 0.30 75.08 12:00:19 6 6.81 0.00 1.75 23.47 0.31 67.67 12:00:19 7 7.10 0.00 1.79 33.49 0.38 57.23 Average: all 2.84 0.00 0.85 20.58 0.16 75.57 Average: 0 2.38 0.00 0.77 28.69 0.17 68.00 Average: 1 3.05 0.00 0.88 15.68 0.14 80.25 Average: 2 3.11 0.00 0.93 23.31 0.18 72.48 Average: 3 3.05 0.00 0.94 24.99 0.17 70.84 Average: 4 3.43 0.00 1.02 21.62 0.16 73.78 Average: 5 2.58 0.00 0.77 10.86 0.15 85.65 Average: 6 2.56 0.00 0.76 19.03 0.16 77.50 Average: 7 2.55 0.00 0.77 20.46 0.17 76.04