---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3811 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 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 762 24428 4 6901 30861 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:f1:2d:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.225/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82897sec preferred_lft 82897sec inet6 fe80::f816:3eff:fef1:2de6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:2a:e7:ea:ee:3e 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::502a:e7ff:feea:ee3e/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-3811) 10/20/26 _x86_64_ (8 CPU) 21:12:20 LINUX RESTART (8 CPU) 21:20:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:26 1.87 0.19 1.66 0.02 1.56 20.44 46.21 21:40:26 1.49 0.00 1.49 0.00 0.00 16.53 0.00 21:50:27 1.47 0.00 1.47 0.00 0.00 16.36 0.00 22:00:27 1.46 0.00 1.46 0.00 0.00 16.56 0.00 22:10:06 106.25 4.16 98.80 3.29 263.82 20163.96 34618.25 Average: 21.91 0.85 20.42 0.64 51.56 3931.01 6734.04 21:20:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:26 29905240 31794016 586936 1.79 70004 2155552 1555144 4.59 207392 2479672 4 21:40:26 29894908 31784336 596668 1.82 70612 2155572 1555592 4.59 208020 2488672 36 21:50:27 29887600 31777640 603468 1.84 71228 2155580 1555724 4.59 208608 2495812 16 22:00:27 29881304 31771984 609056 1.85 71844 2155588 1555788 4.59 209236 2504416 4 22:10:06 24445956 31018128 1277032 3.89 164044 6553968 2112224 6.23 1917024 5920848 3104 Average: 28803002 31629221 734632 2.24 89546 3035252 1666894 4.92 550056 3177884 633 21:20:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:26 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:26 ens3 0.77 0.44 0.46 0.42 0.00 0.00 0.00 0.00 21:30:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:26 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:40:26 ens3 0.25 0.19 0.11 0.25 0.00 0.00 0.00 0.00 21:40:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:27 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 21:50:27 ens3 0.24 0.20 0.10 0.22 0.00 0.00 0.00 0.00 21:50:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:27 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 22:00:27 ens3 0.33 0.23 0.13 0.26 0.00 0.00 0.00 0.00 22:00:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:06 lo 0.42 0.42 0.04 0.04 0.00 0.00 0.00 0.00 22:10:06 ens3 118.61 91.15 1452.85 369.46 0.00 0.00 0.00 0.00 22:10:06 docker0 1.30 2.40 0.07 13.60 0.00 0.00 0.00 0.00 22:10:06 br-a660eb21172e 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 22:10:06 vetheac9e58 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 23.36 17.92 282.38 72.00 0.00 0.00 0.00 0.00 Average: docker0 0.25 0.47 0.01 2.64 0.00 0.00 0.00 0.00 Average: br-a660eb21172e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetheac9e58 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3811) 10/20/26 _x86_64_ (8 CPU) 21:12:20 LINUX RESTART (8 CPU) 21:20:26 CPU %user %nice %system %iowait %steal %idle 21:30:26 all 0.17 0.00 0.02 0.01 0.00 99.80 21:30:26 0 0.01 0.00 0.00 0.01 0.00 99.98 21:30:26 1 0.01 0.00 0.01 0.00 0.00 99.98 21:30:26 2 0.02 0.00 0.02 0.00 0.00 99.95 21:30:26 3 0.02 0.00 0.03 0.02 0.00 99.94 21:30:26 4 0.01 0.00 0.02 0.01 0.00 99.96 21:30:26 5 0.07 0.00 0.01 0.00 0.00 99.92 21:30:26 6 0.03 0.00 0.03 0.04 0.00 99.91 21:30:26 7 1.19 0.00 0.02 0.00 0.00 98.79 21:40:26 all 0.03 0.00 0.01 0.01 0.00 99.95 21:40:26 0 0.00 0.00 0.01 0.04 0.00 99.94 21:40:26 1 0.18 0.00 0.03 0.01 0.00 99.78 21:40:26 2 0.02 0.00 0.01 0.00 0.00 99.97 21:40:26 3 0.01 0.00 0.02 0.01 0.00 99.96 21:40:26 4 0.02 0.00 0.01 0.00 0.00 99.97 21:40:26 5 0.02 0.00 0.01 0.00 0.00 99.98 21:40:26 6 0.01 0.00 0.01 0.00 0.00 99.98 21:40:26 7 0.01 0.00 0.00 0.00 0.00 99.98 21:50:27 all 0.04 0.00 0.01 0.01 0.00 99.94 21:50:27 0 0.02 0.00 0.00 0.02 0.00 99.95 21:50:27 1 0.20 0.00 0.02 0.00 0.00 99.77 21:50:27 2 0.02 0.00 0.01 0.03 0.00 99.95 21:50:27 3 0.02 0.00 0.01 0.00 0.00 99.96 21:50:27 4 0.02 0.00 0.02 0.01 0.00 99.95 21:50:27 5 0.01 0.00 0.01 0.00 0.00 99.98 21:50:27 6 0.01 0.00 0.01 0.00 0.00 99.97 21:50:27 7 0.00 0.00 0.00 0.00 0.00 100.00 22:00:27 all 0.02 0.00 0.01 0.01 0.00 99.96 22:00:27 0 0.01 0.00 0.00 0.00 0.00 99.98 22:00:27 1 0.10 0.00 0.01 0.00 0.00 99.90 22:00:27 2 0.01 0.00 0.01 0.05 0.00 99.93 22:00:27 3 0.02 0.00 0.02 0.00 0.00 99.96 22:00:27 4 0.02 0.00 0.01 0.00 0.00 99.96 22:00:27 5 0.00 0.00 0.00 0.00 0.00 99.99 22:00:27 6 0.02 0.00 0.02 0.01 0.00 99.95 22:00:27 7 0.00 0.00 0.00 0.00 0.00 100.00 22:10:06 all 5.05 0.00 1.79 0.40 0.00 92.76 22:10:06 0 4.39 0.00 1.67 0.30 0.00 93.63 22:10:06 1 4.46 0.00 1.70 0.16 0.00 93.66 22:10:06 2 4.74 0.00 1.71 0.66 0.00 92.88 22:10:06 3 6.98 0.00 1.98 0.38 0.01 90.65 22:10:06 4 6.65 0.00 1.87 0.29 0.01 91.18 22:10:06 5 4.58 0.00 1.90 0.50 0.01 93.01 22:10:06 6 4.03 0.00 1.87 0.73 0.01 93.36 22:10:06 7 4.51 0.00 1.64 0.15 0.00 93.69 Average: all 1.03 0.00 0.36 0.08 0.00 98.53 Average: 0 0.86 0.00 0.33 0.07 0.00 98.74 Average: 1 0.96 0.00 0.35 0.03 0.00 98.65 Average: 2 0.93 0.00 0.34 0.14 0.00 98.58 Average: 3 1.37 0.00 0.40 0.08 0.00 98.15 Average: 4 1.30 0.00 0.38 0.06 0.00 98.26 Average: 5 0.91 0.00 0.37 0.10 0.00 98.62 Average: 6 0.79 0.00 0.38 0.15 0.00 98.68 Average: 7 1.12 0.00 0.32 0.03 0.00 98.53