---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3288 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 25G 130G 17% / 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 852 16088 4 15151 30771 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:1a:64:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.182/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84692sec preferred_lft 84692sec inet6 fe80::f816:3eff:fe1a:6425/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:54:54:f1:49:1c 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::3454:54ff:fef1:491c/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-3288) 10/19/26 _x86_64_ (8 CPU) 11:36:48 LINUX RESTART (8 CPU) 11:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:00 571.13 4.98 551.05 15.11 313.46 56793.42 98256.41 12:00:20 136.48 0.99 127.31 8.18 27.56 24759.05 33081.73 Average: 350.14 2.95 335.60 11.59 168.10 40505.78 65118.82 11:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:00 12353928 28241424 3973384 12.09 535748 14602912 4191844 12.36 4035288 14907504 19488 12:00:20 681320 16624260 14448108 43.97 574124 15581760 25233284 74.41 4803656 23622584 19608 Average: 6517624 22432842 9210746 28.03 554936 15092336 14712564 43.39 4419472 19265044 19548 11:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:00 lo 2.35 2.35 0.67 0.67 0.00 0.00 0.00 0.00 11:50:00 ens3 454.55 286.17 4498.58 75.38 0.00 0.00 0.00 0.00 11:50:00 docker0 22.45 45.33 1.76 731.70 0.00 0.00 0.00 0.00 12:00:20 lo 59.27 59.27 269.43 269.43 0.00 0.00 0.00 0.00 12:00:20 ens3 102.49 61.86 1464.33 13.83 0.00 0.00 0.00 0.00 12:00:20 docker0 9.78 12.48 0.53 136.65 0.00 0.00 0.00 0.00 12:00:20 br-04eeac99e1e9 51.99 62.02 71.48 226.39 0.00 0.00 0.00 0.00 12:00:20 veth7121d86 142.12 147.56 94.11 76.41 0.00 0.00 0.00 0.01 12:00:20 veth0088460 0.13 0.21 0.01 0.03 0.00 0.00 0.00 0.00 12:00:20 veth554ba37 16.83 17.96 64.61 51.32 0.00 0.00 0.00 0.01 12:00:20 veth3a3fa65 67.45 77.97 71.85 478.83 0.00 0.00 0.00 0.04 12:00:20 vethbc22c73 28.83 27.84 255.59 64.81 0.00 0.00 0.00 0.02 12:00:20 vethfcdd003 106.04 99.14 112.51 60.46 0.00 0.00 0.00 0.01 12:00:20 veth97a58aa 46.44 46.67 28.10 35.61 0.00 0.00 0.00 0.00 Average: lo 31.29 31.29 137.32 137.32 0.00 0.00 0.00 0.00 Average: ens3 275.54 172.12 2955.84 44.09 0.00 0.00 0.00 0.00 Average: docker0 16.01 28.63 1.14 429.15 0.00 0.00 0.00 0.00 Average: br-04eeac99e1e9 26.43 31.53 36.34 115.11 0.00 0.00 0.00 0.00 Average: veth7121d86 72.26 75.02 47.85 38.85 0.00 0.00 0.00 0.00 Average: veth0088460 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth554ba37 8.56 9.13 32.85 26.09 0.00 0.00 0.00 0.00 Average: veth3a3fa65 34.29 39.64 36.53 243.46 0.00 0.00 0.00 0.02 Average: vethbc22c73 14.66 14.15 129.95 32.95 0.00 0.00 0.00 0.01 Average: vethfcdd003 53.92 50.41 57.20 30.74 0.00 0.00 0.00 0.00 Average: veth97a58aa 23.61 23.73 14.29 18.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3288) 10/19/26 _x86_64_ (8 CPU) 11:36:48 LINUX RESTART (8 CPU) 11:40:01 CPU %user %nice %system %iowait %steal %idle 11:50:00 all 39.95 0.00 4.85 2.18 0.08 52.94 11:50:00 0 41.24 0.00 4.83 1.61 0.08 52.24 11:50:00 1 39.97 0.00 5.38 1.97 0.08 52.60 11:50:00 2 39.68 0.00 4.56 1.82 0.08 53.86 11:50:00 3 41.07 0.00 5.08 1.78 0.09 51.98 11:50:00 4 39.23 0.00 4.56 2.72 0.09 53.40 11:50:00 5 39.00 0.00 5.09 2.24 0.09 53.59 11:50:00 6 39.72 0.00 4.51 2.83 0.08 52.86 11:50:00 7 39.69 0.00 4.76 2.45 0.09 53.01 12:00:20 all 25.63 0.03 5.11 0.70 0.03 68.49 12:00:20 0 25.88 0.05 6.13 0.94 0.03 66.98 12:00:20 1 25.71 0.04 5.45 0.56 0.04 68.20 12:00:20 2 26.02 0.03 5.34 0.54 0.03 68.04 12:00:20 3 26.30 0.02 5.03 0.59 0.04 68.01 12:00:20 4 25.63 0.03 4.86 0.87 0.04 68.58 12:00:20 5 24.91 0.03 4.88 0.92 0.04 69.22 12:00:20 6 26.05 0.03 4.76 0.51 0.04 68.61 12:00:20 7 24.53 0.02 4.45 0.64 0.04 70.32 Average: all 32.67 0.02 4.98 1.43 0.06 60.85 Average: 0 33.41 0.02 5.49 1.27 0.05 59.75 Average: 1 32.71 0.02 5.42 1.26 0.06 60.55 Average: 2 32.72 0.01 4.96 1.17 0.06 61.08 Average: 3 33.57 0.01 5.06 1.18 0.06 60.13 Average: 4 32.31 0.02 4.71 1.78 0.06 61.11 Average: 5 31.83 0.01 4.98 1.57 0.06 61.54 Average: 6 32.78 0.02 4.64 1.65 0.06 60.85 Average: 7 32.00 0.01 4.60 1.53 0.06 61.80