---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-60863 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 13G 65G 17% / 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 637 7681 4 7670 15008 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:f4:ac:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83722sec preferred_lft 83722sec inet6 fe80::f816:3eff:fef4:ac90/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:cb:b5:61:7c:50 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::9ccb:b5ff:fe61:7c50/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-60863) 09/30/26 _x86_64_ (4 CPU) 11:46:32 LINUX RESTART (4 CPU) 11:50:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:01 22.24 0.41 19.08 2.76 18.54 2303.05 10587.25 12:10:12 31.93 0.03 28.55 3.35 0.63 2375.72 26696.20 12:20:01 9.26 0.02 8.37 0.86 0.47 2977.59 31035.83 12:30:01 27.48 1.96 24.18 1.34 321.60 8895.32 26216.43 Average: 22.83 0.60 20.14 2.09 85.51 4141.40 23670.97 11:50:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:01 9387948 13117656 2839672 17.34 138692 3704636 2920832 16.77 693796 5894780 13736 12:10:12 7986848 12300204 3652968 22.31 160756 4228288 3637548 20.88 837404 7100228 211332 12:20:01 5321952 10179144 5771984 35.25 164936 4749756 5460864 31.35 1041504 9512356 480 12:30:01 7863852 15356728 581772 3.55 196308 7248216 1222504 7.02 1936776 5953740 640 Average: 7640150 12738433 3211599 19.62 165173 4982724 3310437 19.00 1127370 7115276 56547 11:50:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:01 lo 1321.37 1321.37 1252.75 1252.75 0.00 0.00 0.00 0.00 12:00:01 ens3 40.94 33.49 84.47 9.16 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:12 lo 1415.02 1415.02 1348.25 1348.25 0.00 0.00 0.00 0.00 12:10:12 ens3 18.95 16.79 14.54 5.31 0.00 0.00 0.00 0.00 12:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 445.48 445.48 5673.76 5673.76 0.00 0.00 0.00 0.00 12:20:01 ens3 10.74 9.00 8.69 3.27 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 2334.35 2334.35 3924.09 3924.09 0.00 0.00 0.00 0.00 12:30:01 ens3 170.31 194.53 373.34 2408.44 0.00 0.00 0.00 0.00 12:30:01 docker0 96.10 83.27 1211.80 10.53 0.00 0.00 0.00 0.00 Average: lo 1383.05 1383.05 3038.72 3038.72 0.00 0.00 0.00 0.00 Average: ens3 60.31 63.56 120.34 608.42 0.00 0.00 0.00 0.00 Average: docker0 24.10 20.88 303.90 2.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-60863) 09/30/26 _x86_64_ (4 CPU) 11:46:32 LINUX RESTART (4 CPU) 11:50:12 CPU %user %nice %system %iowait %steal %idle 12:00:01 all 68.34 0.00 2.56 0.06 0.04 29.01 12:00:01 0 68.92 0.00 2.52 0.06 0.03 28.47 12:00:01 1 67.22 0.00 2.53 0.09 0.04 30.13 12:00:01 2 68.75 0.00 2.56 0.03 0.04 28.62 12:00:01 3 68.47 0.00 2.62 0.05 0.04 28.82 12:10:12 all 58.78 0.00 2.49 0.09 0.04 38.61 12:10:12 0 58.60 0.00 2.34 0.08 0.04 38.95 12:10:12 1 56.56 0.00 2.60 0.10 0.03 40.71 12:10:12 2 59.15 0.00 2.42 0.10 0.03 38.29 12:10:12 3 60.82 0.00 2.58 0.07 0.04 36.49 12:20:01 all 33.25 0.00 1.29 0.06 0.03 65.37 12:20:01 0 33.22 0.00 1.21 0.04 0.03 65.50 12:20:01 1 30.50 0.00 1.17 0.08 0.03 68.23 12:20:01 2 34.94 0.00 1.29 0.08 0.03 63.66 12:20:01 3 34.34 0.00 1.48 0.04 0.03 64.11 12:30:01 all 28.88 0.00 2.24 0.25 0.02 68.61 12:30:01 0 29.30 0.00 2.00 0.31 0.02 68.37 12:30:01 1 23.47 0.00 2.10 0.35 0.02 74.05 12:30:01 2 26.64 0.00 2.07 0.12 0.02 71.15 12:30:01 3 36.10 0.00 2.78 0.23 0.02 60.86 Average: all 47.33 0.00 2.14 0.12 0.03 50.38 Average: 0 47.53 0.00 2.02 0.12 0.03 50.30 Average: 1 44.45 0.00 2.10 0.16 0.03 53.26 Average: 2 47.38 0.00 2.09 0.08 0.03 50.42 Average: 3 49.97 0.00 2.37 0.10 0.03 47.54