---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1900 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: 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 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 24G 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 867 13811 4 17413 30756 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:61:a4:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.89/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84430sec preferred_lft 84430sec inet6 fe80::f816:3eff:fe61:a4ae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:1f:1d:ea:03:26 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::941f:1dff:feea:326/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1900) 10/15/26 _x86_64_ (8 CPU) 09:29:23 LINUX RESTART (8 CPU) 09:30:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:01 483.46 6.06 462.85 14.56 421.76 34931.85 31634.41 09:50:24 12.67 0.22 11.28 1.17 2.89 2000.11 939.27 10:00:02 85.16 0.13 79.67 5.37 17.58 16019.85 88370.29 Average: 190.67 2.11 181.64 6.92 145.16 17344.01 39280.71 09:30:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:01 13785060 24282416 7952632 24.20 489696 9476836 10113460 29.82 2761644 15015844 5984 09:50:24 15258708 26324764 5905156 17.97 507828 9983168 9405896 27.74 2968364 13289684 4628 10:00:02 12691068 27155604 5061412 15.40 538652 13219052 4914692 14.49 3923600 14739876 55424 Average: 13911612 25920928 6306400 19.19 512059 10893019 8144683 24.02 3217869 14348468 22012 09:30:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:01 lo 3.27 3.27 1.14 1.14 0.00 0.00 0.00 0.00 09:40:01 ens3 483.88 328.29 3572.98 796.60 0.00 0.00 0.00 0.00 09:40:01 docker0 10.69 16.83 0.65 275.21 0.00 0.00 0.00 0.00 09:50:24 lo 6.13 6.13 1.00 1.00 0.00 0.00 0.00 0.00 09:50:24 ens3 172.50 103.57 193.03 195.67 0.00 0.00 0.00 0.00 09:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:02 lo 3.06 3.06 0.75 0.75 0.00 0.00 0.00 0.00 10:00:02 ens3 141.01 80.39 1006.01 799.09 0.00 0.00 0.00 0.00 10:00:02 docker0 11.14 28.06 1.10 446.08 0.00 0.00 0.00 0.00 Average: lo 4.20 4.20 0.97 0.97 0.00 0.00 0.00 0.00 Average: ens3 264.55 169.85 1565.50 588.03 0.00 0.00 0.00 0.00 Average: docker0 7.11 14.60 0.57 234.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1900) 10/15/26 _x86_64_ (8 CPU) 09:29:23 LINUX RESTART (8 CPU) 09:30:14 CPU %user %nice %system %iowait %steal %idle 09:40:01 all 57.07 0.00 5.16 0.62 0.03 37.12 09:40:01 0 57.15 0.00 5.16 0.51 0.03 37.15 09:40:01 1 54.62 0.00 5.46 0.71 0.03 39.18 09:40:01 2 55.43 0.00 4.81 0.46 0.02 39.27 09:40:01 3 59.78 0.00 4.64 0.50 0.03 35.06 09:40:01 4 59.84 0.00 5.53 0.62 0.03 33.98 09:40:01 5 57.13 0.00 5.36 0.99 0.03 36.49 09:40:01 6 55.31 0.00 4.94 0.70 0.03 39.03 09:40:01 7 57.30 0.00 5.39 0.46 0.03 36.82 09:50:24 all 89.96 0.00 3.00 0.00 0.04 7.00 09:50:24 0 90.12 0.00 3.04 0.00 0.05 6.80 09:50:24 1 91.58 0.00 3.24 0.00 0.04 5.13 09:50:24 2 94.06 0.00 2.97 0.00 0.04 2.93 09:50:24 3 89.59 0.00 2.85 0.00 0.05 7.51 09:50:24 4 90.11 0.00 2.98 0.00 0.04 6.86 09:50:24 5 89.10 0.00 2.95 0.00 0.05 7.90 09:50:24 6 87.43 0.00 3.00 0.03 0.04 9.50 09:50:24 7 87.66 0.00 2.96 0.00 0.05 9.32 10:00:02 all 79.58 0.00 3.42 0.35 0.04 16.60 10:00:02 0 79.58 0.00 3.34 0.33 0.04 16.70 10:00:02 1 79.57 0.00 3.46 0.29 0.04 16.65 10:00:02 2 78.92 0.00 3.51 0.21 0.03 17.32 10:00:02 3 78.91 0.00 3.47 0.14 0.04 17.44 10:00:02 4 79.35 0.00 3.27 0.40 0.04 16.94 10:00:02 5 80.37 0.00 3.51 0.96 0.04 15.12 10:00:02 6 80.19 0.00 3.29 0.23 0.03 16.27 10:00:02 7 79.79 0.00 3.54 0.26 0.04 16.36 Average: all 75.83 0.00 3.84 0.32 0.04 19.97 Average: 0 75.90 0.00 3.83 0.28 0.04 19.95 Average: 1 75.60 0.00 4.04 0.33 0.04 20.00 Average: 2 76.51 0.00 3.75 0.22 0.03 19.48 Average: 3 76.37 0.00 3.63 0.21 0.04 19.74 Average: 4 76.72 0.00 3.91 0.33 0.04 19.00 Average: 5 75.82 0.00 3.92 0.63 0.04 19.59 Average: 6 74.58 0.00 3.73 0.31 0.03 21.35 Average: 7 75.18 0.00 3.95 0.24 0.04 20.60