---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3142 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 132G 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 848 13903 4 17339 30774 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:33:0a:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.142/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83568sec preferred_lft 83568sec inet6 fe80::f816:3eff:fe33:a21/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:ae:61:72:dd:16 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::98ae:61ff:fe72:dd16/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3142) 10/19/26 _x86_64_ (8 CPU) 08:26:34 LINUX RESTART (8 CPU) 08:30:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:01 5.57 0.23 4.92 0.42 26.89 824.34 2741.28 08:50:18 484.50 7.11 463.71 13.69 488.71 32957.51 36243.61 09:00:18 12.80 0.04 11.54 1.21 1.71 1412.95 424.63 09:10:00 33.21 0.13 30.01 3.07 17.38 10371.22 35628.15 Average: 138.26 1.94 131.61 4.71 137.90 11632.00 18873.51 08:30:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:01 29884344 31769248 611772 1.86 65924 2155648 1552128 4.58 202688 2476272 8 08:50:18 17722852 28079868 4156648 12.65 488880 9352328 6764008 19.95 2656928 11217928 13792 09:00:18 14235224 24961000 7268624 22.12 510088 9650948 10470408 30.88 2792204 14504260 4960 09:10:00 14051384 27463904 4757312 14.48 526764 12229168 5262560 15.52 3394088 13966812 16 Average: 18973451 28068505 4198589 12.78 397914 8347023 6012276 17.73 2261477 10541318 4694 08:30:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:01 lo 0.16 0.16 0.02 0.02 0.00 0.00 0.00 0.00 08:40:01 ens3 29.06 15.95 334.97 1.31 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:18 lo 2.58 2.58 0.67 0.67 0.00 0.00 0.00 0.00 08:50:18 ens3 441.23 307.26 3729.53 604.90 0.00 0.00 0.00 0.00 08:50:18 docker0 13.43 19.41 0.78 261.02 0.00 0.00 0.00 0.00 09:00:18 lo 6.43 6.43 1.41 1.41 0.00 0.00 0.00 0.00 09:00:18 ens3 121.81 90.94 145.39 52.87 0.00 0.00 0.00 0.00 09:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:00 lo 3.00 3.00 0.76 0.76 0.00 0.00 0.00 0.00 09:10:00 ens3 96.35 58.39 542.18 347.35 0.00 0.00 0.00 0.00 09:10:00 docker0 0.57 0.60 0.48 0.10 0.00 0.00 0.00 0.00 09:10:00 veth92a2721 0.03 0.05 0.00 0.00 0.00 0.00 0.00 0.00 09:10:00 vethd67bd81 0.28 0.32 0.34 0.06 0.00 0.00 0.00 0.00 Average: lo 3.06 3.06 0.72 0.72 0.00 0.00 0.00 0.00 Average: ens3 175.67 120.70 1217.52 255.25 0.00 0.00 0.00 0.00 Average: docker0 3.62 5.18 0.32 67.67 0.00 0.00 0.00 0.00 Average: veth92a2721 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethd67bd81 0.07 0.08 0.08 0.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3142) 10/19/26 _x86_64_ (8 CPU) 08:26:34 LINUX RESTART (8 CPU) 08:30:18 CPU %user %nice %system %iowait %steal %idle 08:40:01 all 0.27 0.00 0.08 0.06 0.00 99.59 08:40:01 0 0.06 0.00 0.07 0.01 0.00 99.86 08:40:01 1 0.29 0.00 0.11 0.01 0.00 99.59 08:40:01 2 0.18 0.00 0.05 0.14 0.00 99.63 08:40:01 3 0.57 0.00 0.07 0.01 0.00 99.34 08:40:01 4 0.17 0.00 0.06 0.24 0.00 99.53 08:40:01 5 0.31 0.00 0.12 0.06 0.00 99.50 08:40:01 6 0.33 0.00 0.08 0.04 0.00 99.55 08:40:01 7 0.21 0.00 0.08 0.01 0.00 99.70 08:50:18 all 43.54 0.00 4.65 0.79 0.02 50.99 08:50:18 0 42.76 0.00 4.96 1.34 0.02 50.92 08:50:18 1 41.82 0.00 4.90 0.71 0.02 52.54 08:50:18 2 42.01 0.00 4.56 0.96 0.02 52.44 08:50:18 3 45.75 0.00 4.91 0.75 0.03 48.57 08:50:18 4 43.26 0.00 4.41 0.57 0.02 51.74 08:50:18 5 43.48 0.00 4.61 0.72 0.03 51.17 08:50:18 6 47.96 0.00 4.08 0.51 0.02 47.43 08:50:18 7 41.31 0.00 4.77 0.77 0.02 53.13 09:00:18 all 87.00 0.00 3.00 0.00 0.04 9.95 09:00:18 0 88.14 0.00 3.05 0.00 0.04 8.77 09:00:18 1 87.57 0.00 3.05 0.01 0.04 9.34 09:00:18 2 85.44 0.00 2.80 0.01 0.04 11.71 09:00:18 3 84.85 0.00 2.90 0.00 0.05 12.21 09:00:18 4 86.98 0.00 3.10 0.00 0.03 9.89 09:00:18 5 86.34 0.00 2.90 0.00 0.05 10.71 09:00:18 6 89.00 0.00 3.23 0.00 0.05 7.71 09:00:18 7 87.69 0.00 2.98 0.01 0.04 9.28 09:10:00 all 90.77 0.00 3.23 0.13 0.03 5.84 09:10:00 0 90.13 0.00 3.25 0.73 0.03 5.85 09:10:00 1 92.25 0.00 2.95 0.00 0.04 4.77 09:10:00 2 89.96 0.00 3.41 0.03 0.02 6.58 09:10:00 3 90.88 0.00 3.36 0.00 0.02 5.73 09:10:00 4 90.27 0.00 3.27 0.00 0.04 6.42 09:10:00 5 90.58 0.00 3.09 0.02 0.04 6.27 09:10:00 6 90.88 0.00 3.34 0.18 0.03 5.58 09:10:00 7 91.18 0.00 3.16 0.09 0.05 5.53 Average: all 55.46 0.00 2.77 0.25 0.02 41.50 Average: 0 55.33 0.00 2.86 0.53 0.02 41.25 Average: 1 55.53 0.00 2.78 0.19 0.03 41.48 Average: 2 54.45 0.00 2.73 0.29 0.02 42.51 Average: 3 55.60 0.00 2.84 0.20 0.03 41.34 Average: 4 55.22 0.00 2.73 0.21 0.02 41.81 Average: 5 55.23 0.00 2.71 0.21 0.03 41.83 Average: 6 57.14 0.00 2.71 0.18 0.02 39.95 Average: 7 55.14 0.00 2.77 0.22 0.03 41.84