---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-16457 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 607 12501 4 2881 15044 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:8a:37:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.179/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 80061sec preferred_lft 80061sec inet6 fe80::f816:3eff:fe8a:37de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:10:38:00:ec:6f 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 ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-v1-8c-8g-16457) 08/29/26 _x86_64_ (4 CPU) 19:44:44 LINUX RESTART (4 CPU) 19:50:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:00:11 1.65 0.35 1.29 0.00 6.88 15.60 221.49 20:10:11 1.21 0.00 1.21 0.00 0.00 14.24 0.00 20:20:11 1.21 0.00 1.21 0.00 0.01 14.27 0.00 20:30:01 1.22 0.00 1.22 0.00 0.11 14.31 0.00 20:40:11 1.55 0.00 1.55 0.00 0.00 17.90 0.00 20:50:11 1.52 0.00 1.51 0.00 0.41 17.67 0.00 21:00:01 1.49 0.00 1.49 0.00 0.00 17.32 0.00 21:10:11 1.49 0.00 1.49 0.00 0.00 17.34 0.00 21:20:11 1.44 0.00 1.44 0.00 0.00 16.79 0.00 21:30:01 37.11 3.01 33.36 0.74 200.17 2986.30 346.15 Average: 4.94 0.33 4.53 0.07 20.46 308.74 56.28 19:50:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:00:11 13722300 15499628 519216 3.17 54280 1951284 1172268 6.73 180096 2223268 36 20:10:11 13720284 15498064 520736 3.18 54704 1951296 1172316 6.73 180516 2223312 32 20:20:11 13717524 15495816 522992 3.19 55076 1951428 1172684 6.73 180892 2227688 4 20:30:01 13717020 15495796 522968 3.19 55484 1951472 1172700 6.73 181312 2228016 4 20:40:11 13716072 15495608 523136 3.20 56100 1951608 1172768 6.73 181928 2228352 20 20:50:11 13715680 15495956 522740 3.19 56684 1951744 1172960 6.73 182512 2228616 32 21:00:01 13708672 15489668 529016 3.23 57260 1951880 1173168 6.73 183640 2228520 8 21:10:11 13708200 15489852 528616 3.23 57872 1951888 1173152 6.73 184256 2228500 4 21:20:11 13708744 15491008 527496 3.22 58456 1951896 1173216 6.73 184848 2228648 28 21:30:01 12796208 15399656 572984 3.50 103772 2688832 1116700 6.41 332836 2915260 35228 Average: 13623070 15485105 528990 3.23 60969 2025333 1167193 6.70 197284 2296018 3540 19:50:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:00:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:00:11 ens3 1.64 1.12 0.87 1.13 0.00 0.00 0.00 0.00 20:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:10:11 ens3 0.39 0.27 0.14 0.38 0.00 0.00 0.00 0.00 20:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:20:11 ens3 0.77 1.00 0.12 1.63 0.00 0.00 0.00 0.00 20:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:30:01 ens3 0.36 0.29 0.13 0.38 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:40:11 ens3 0.28 0.18 0.09 0.21 0.00 0.00 0.00 0.00 20:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:50:11 ens3 0.29 0.19 0.09 0.22 0.00 0.00 0.00 0.00 20:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:00:01 ens3 0.83 0.54 0.39 0.64 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:10:11 ens3 0.50 0.27 0.18 0.30 0.00 0.00 0.00 0.00 21:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:20:11 ens3 0.47 0.26 0.18 0.32 0.00 0.00 0.00 0.00 21:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 lo 0.56 0.56 0.06 0.06 0.00 0.00 0.00 0.00 21:30:01 ens3 199.27 148.11 492.14 59.16 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 20.18 15.00 48.70 6.35 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-v1-8c-8g-16457) 08/29/26 _x86_64_ (4 CPU) 19:44:44 LINUX RESTART (4 CPU) 19:50:11 CPU %user %nice %system %iowait %steal %idle 20:00:11 all 0.12 0.00 0.03 0.01 0.00 99.84 20:00:11 0 0.08 0.00 0.03 0.01 0.00 99.88 20:00:11 1 0.23 0.00 0.03 0.00 0.00 99.74 20:00:11 2 0.07 0.00 0.02 0.03 0.00 99.87 20:00:11 3 0.09 0.00 0.02 0.00 0.00 99.88 20:10:11 all 0.21 0.00 0.02 0.01 0.00 99.75 20:10:11 0 0.09 0.00 0.02 0.00 0.00 99.88 20:10:11 1 0.01 0.00 0.02 0.00 0.00 99.97 20:10:11 2 0.72 0.00 0.02 0.04 0.00 99.22 20:10:11 3 0.03 0.00 0.04 0.01 0.00 99.93 20:20:11 all 0.05 0.00 0.02 0.01 0.00 99.92 20:20:11 0 0.02 0.00 0.02 0.00 0.00 99.96 20:20:11 1 0.02 0.00 0.01 0.00 0.00 99.97 20:20:11 2 0.13 0.00 0.04 0.04 0.00 99.79 20:20:11 3 0.02 0.00 0.03 0.01 0.00 99.95 20:30:01 all 0.11 0.00 0.02 0.01 0.00 99.86 20:30:01 0 0.01 0.00 0.03 0.00 0.00 99.96 20:30:01 1 0.02 0.00 0.01 0.01 0.00 99.97 20:30:01 2 0.05 0.00 0.01 0.03 0.00 99.91 20:30:01 3 0.35 0.00 0.04 0.00 0.00 99.60 20:40:11 all 0.28 0.00 0.02 0.01 0.00 99.69 20:40:11 0 0.68 0.00 0.03 0.00 0.00 99.28 20:40:11 1 0.04 0.00 0.01 0.00 0.00 99.95 20:40:11 2 0.39 0.00 0.01 0.02 0.00 99.58 20:40:11 3 0.02 0.00 0.01 0.02 0.00 99.94 20:50:11 all 0.23 0.00 0.02 0.01 0.00 99.73 20:50:11 0 0.03 0.00 0.03 0.04 0.00 99.90 20:50:11 1 0.02 0.00 0.01 0.00 0.00 99.97 20:50:11 2 0.84 0.00 0.04 0.00 0.00 99.12 20:50:11 3 0.03 0.00 0.02 0.01 0.00 99.94 21:00:01 all 0.17 0.00 0.02 0.01 0.00 99.79 21:00:01 0 0.05 0.00 0.02 0.04 0.00 99.90 21:00:01 1 0.25 0.00 0.02 0.00 0.00 99.72 21:00:01 2 0.33 0.00 0.03 0.00 0.00 99.63 21:00:01 3 0.05 0.00 0.02 0.01 0.00 99.92 21:10:11 all 0.12 0.00 0.02 0.01 0.00 99.85 21:10:11 0 0.40 0.00 0.02 0.04 0.00 99.55 21:10:11 1 0.02 0.00 0.02 0.00 0.00 99.95 21:10:11 2 0.02 0.00 0.02 0.00 0.00 99.95 21:10:11 3 0.02 0.00 0.03 0.00 0.00 99.94 21:20:11 all 0.37 0.00 0.02 0.01 0.00 99.59 21:20:11 0 0.16 0.00 0.01 0.00 0.00 99.82 21:20:11 1 0.02 0.00 0.03 0.02 0.00 99.92 21:20:11 2 0.88 0.00 0.01 0.02 0.00 99.08 21:20:11 3 0.42 0.00 0.02 0.00 0.00 99.56 21:30:01 all 9.99 0.00 1.08 0.32 0.01 88.60 21:30:01 0 10.63 0.00 1.14 0.45 0.01 87.77 21:30:01 1 9.07 0.00 0.98 0.25 0.01 89.70 21:30:01 2 9.85 0.00 0.78 0.53 0.01 88.83 21:30:01 3 10.40 0.00 1.43 0.06 0.01 88.10 Average: all 1.15 0.00 0.13 0.04 0.00 98.68 Average: 0 1.20 0.00 0.13 0.06 0.00 98.61 Average: 1 0.96 0.00 0.11 0.03 0.00 98.90 Average: 2 1.32 0.00 0.10 0.07 0.00 98.51 Average: 3 1.13 0.00 0.16 0.01 0.00 98.70