---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3087 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 26G 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 849 11784 4 19458 30770 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:48:c8:af brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.31/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84446sec preferred_lft 84446sec inet6 fe80::f816:3eff:fe48:c8af/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:2b:bd:c3:25:a2 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::e82b:bdff:fec3:25a2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3087) 09/18/26 _x86_64_ (8 CPU) 15:12:19 LINUX RESTART (8 CPU) 15:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:21 173.78 0.36 166.09 7.34 16.58 38900.85 46868.16 15:40:21 11.48 0.15 10.84 0.48 6.15 481.04 3664.27 Average: 93.93 0.26 89.71 3.96 11.45 19998.89 25612.50 15:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:21 1142472 21384164 10766140 32.76 585952 18764992 17042540 50.26 4791060 23279764 1052 15:40:21 243444 20383384 11765364 35.80 572480 18673904 17998568 53.08 4800836 24126152 584 Average: 692958 20883774 11265752 34.28 579216 18719448 17520554 51.67 4795948 23702958 818 15:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:21 lo 0.50 0.50 0.04 0.04 0.00 0.00 0.00 0.00 15:30:21 ens3 210.31 122.03 2084.22 45.60 0.00 0.00 0.00 0.00 15:30:21 docker0 19.14 39.75 1.08 581.93 0.00 0.00 0.00 0.00 15:30:21 br-4740b6a0b2c3 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 15:30:21 veth78b7b98 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:30:21 vethfa2473a 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 15:30:21 vethc97a02b 42.28 44.18 15.41 18.93 0.00 0.00 0.00 0.00 15:30:21 veth30fb44f 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:30:21 vethdd71689 0.40 0.38 0.05 0.20 0.00 0.00 0.00 0.00 15:30:21 vethcd9a331 39.60 37.47 25.23 12.09 0.00 0.00 0.00 0.00 15:30:21 vethd29bd53 0.58 1.00 0.70 7.27 0.00 0.00 0.00 0.00 15:30:21 vethfe0178b 1.59 1.27 0.22 1.33 0.00 0.00 0.00 0.00 15:40:21 lo 8.14 8.14 37.76 37.76 0.00 0.00 0.00 0.00 15:40:21 ens3 11.18 8.84 4.98 5.22 0.00 0.00 0.00 0.00 15:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:21 br-4740b6a0b2c3 4.54 4.22 36.88 0.97 0.00 0.00 0.00 0.00 15:40:21 veth78b7b98 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 15:40:21 vethfa2473a 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 15:40:21 vethc97a02b 308.68 333.36 246.39 152.86 0.00 0.00 0.00 0.02 15:40:21 veth30fb44f 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 15:40:21 vethdd71689 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 15:40:21 vethcd9a331 120.14 110.40 97.32 72.88 0.00 0.00 0.00 0.01 15:40:21 vethfe0178b 221.19 205.80 101.18 177.48 0.00 0.00 0.00 0.01 Average: lo 4.26 4.26 18.60 18.60 0.00 0.00 0.00 0.00 Average: ens3 112.34 66.34 1061.27 25.73 0.00 0.00 0.00 0.00 Average: docker0 9.72 20.19 0.55 295.63 0.00 0.00 0.00 0.00 Average: br-4740b6a0b2c3 2.39 2.21 18.15 0.48 0.00 0.00 0.00 0.00 Average: veth78b7b98 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: vethfa2473a 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc97a02b 173.34 186.45 129.05 84.82 0.00 0.00 0.00 0.01 Average: veth30fb44f 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethdd71689 0.40 0.29 0.06 0.27 0.00 0.00 0.00 0.00 Average: vethcd9a331 79.22 73.35 60.69 42.00 0.00 0.00 0.00 0.00 Average: vethfe0178b 109.63 101.90 49.89 87.99 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3087) 09/18/26 _x86_64_ (8 CPU) 15:12:19 LINUX RESTART (8 CPU) 15:20:01 CPU %user %nice %system %iowait %steal %idle 15:30:21 all 14.92 0.02 2.82 0.94 0.08 81.21 15:30:21 0 13.99 0.04 2.90 0.91 0.08 82.08 15:30:21 1 14.55 0.02 3.22 1.15 0.08 80.98 15:30:21 2 13.45 0.04 3.18 1.46 0.08 81.78 15:30:21 3 14.24 0.01 2.67 1.08 0.08 81.92 15:30:21 4 15.64 0.03 2.49 0.57 0.09 81.18 15:30:21 5 15.36 0.02 2.85 0.93 0.09 80.75 15:30:21 6 13.88 0.02 2.43 0.49 0.08 83.09 15:30:21 7 18.22 0.02 2.81 0.94 0.08 77.91 15:40:21 all 7.44 0.00 1.64 0.04 0.11 90.77 15:40:21 0 7.35 0.00 2.24 0.03 0.11 90.27 15:40:21 1 7.31 0.00 1.93 0.02 0.11 90.62 15:40:21 2 7.33 0.00 1.63 0.11 0.11 90.82 15:40:21 3 7.41 0.00 1.52 0.05 0.11 90.91 15:40:21 4 7.29 0.00 1.39 0.07 0.11 91.13 15:40:21 5 7.02 0.00 1.48 0.03 0.11 91.35 15:40:21 6 8.39 0.00 1.42 0.03 0.11 90.05 15:40:21 7 7.39 0.00 1.48 0.02 0.10 91.01 Average: all 11.24 0.01 2.24 0.50 0.10 85.90 Average: 0 10.72 0.02 2.58 0.48 0.09 86.11 Average: 1 11.00 0.01 2.58 0.60 0.10 85.72 Average: 2 10.45 0.02 2.42 0.80 0.10 86.22 Average: 3 10.89 0.01 2.11 0.57 0.10 86.33 Average: 4 11.54 0.01 1.96 0.33 0.10 86.06 Average: 5 11.27 0.01 2.18 0.49 0.10 85.95 Average: 6 11.18 0.01 1.94 0.27 0.10 86.51 Average: 7 12.90 0.01 2.16 0.49 0.09 84.34