---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3455 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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: 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 nrip_save 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 9.0G 69G 12% / 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 609 12190 4 3189 15037 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:13:1b:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.212/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81268sec preferred_lft 81268sec inet6 fe80::f816:3eff:fe13:1b0e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:fa:14:24:72:0a 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-3455) 08/08/26 _x86_64_ (4 CPU) 09:57:17 LINUX RESTART (4 CPU) 10:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:36 1.68 0.03 1.64 0.01 1.23 20.47 0.56 10:20:36 1.62 0.01 1.61 0.00 0.05 19.06 0.00 10:30:38 14.80 0.00 1.63 13.17 0.15 18.81 240143.64 10:40:38 1.63 0.00 1.63 0.00 0.00 18.49 0.00 10:50:38 1.64 0.00 1.64 0.00 0.00 18.19 0.00 11:00:40 1.63 0.00 1.63 0.00 0.00 18.39 0.00 11:10:26 1.63 0.00 1.63 0.00 0.00 18.50 0.00 11:20:40 1.73 0.00 1.73 0.00 0.00 27.37 0.00 Average: 3.29 0.01 1.64 1.64 0.19 19.94 29900.00 10:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:36 13106340 15524308 457276 2.79 88676 2524516 982752 5.64 276976 2670204 4 10:20:36 13105336 15524024 457524 2.79 89244 2524652 982816 5.64 277544 2671764 4 10:30:38 13101076 15525204 456272 2.79 90016 2529328 982816 5.64 283060 2672300 8 10:40:38 13100824 15525664 455728 2.78 90580 2529472 982816 5.64 283628 2673888 8 10:50:38 13100320 15525720 455800 2.78 91144 2529480 982880 5.64 284180 2675156 4 11:00:40 13099568 15525700 455704 2.78 91736 2529616 982880 5.64 284772 2676016 4 11:10:26 13099064 15525744 455708 2.78 92268 2529616 982992 5.64 285316 2677572 48 11:20:40 13091364 15519732 461496 2.82 93516 2529932 983436 5.64 286576 2683072 56 Average: 13100486 15524512 456938 2.79 90898 2528326 982924 5.64 282756 2674996 17 10:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:36 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:10:36 ens3 0.27 0.13 0.10 0.04 0.00 0.00 0.00 0.00 10:10:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:36 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:36 ens3 0.26 0.12 0.07 0.04 0.00 0.00 0.00 0.00 10:20:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:38 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:38 ens3 0.22 0.08 0.04 0.02 0.00 0.00 0.00 0.00 10:30:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:38 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:38 ens3 0.30 0.13 0.08 0.05 0.00 0.00 0.00 0.00 10:40:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:38 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:50:38 ens3 0.28 0.12 0.07 0.04 0.00 0.00 0.00 0.00 10:50:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:40 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:00:40 ens3 0.19 0.08 0.04 0.02 0.00 0.00 0.00 0.00 11:00:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:26 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:10:26 ens3 0.30 0.13 0.08 0.05 0.00 0.00 0.00 0.00 11:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:40 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:20:40 ens3 2.64 2.18 16.60 0.49 0.00 0.00 0.00 0.00 11:20:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.56 0.38 2.17 0.09 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-3455) 08/08/26 _x86_64_ (4 CPU) 09:57:17 LINUX RESTART (4 CPU) 10:00:06 CPU %user %nice %system %iowait %steal %idle 10:10:36 all 0.20 0.00 0.02 0.01 0.02 99.75 10:10:36 0 0.03 0.00 0.02 0.00 0.02 99.92 10:10:36 1 0.03 0.00 0.02 0.00 0.01 99.94 10:10:36 2 0.02 0.00 0.02 0.01 0.02 99.94 10:10:36 3 0.71 0.00 0.04 0.02 0.04 99.19 10:20:36 all 0.35 0.00 0.03 0.01 0.02 99.59 10:20:36 0 0.01 0.00 0.03 0.00 0.02 99.94 10:20:36 1 0.04 0.00 0.02 0.00 0.02 99.92 10:20:36 2 0.02 0.00 0.02 0.02 0.02 99.93 10:20:36 3 1.31 0.00 0.05 0.00 0.04 98.59 10:30:38 all 0.15 0.00 0.03 0.03 0.02 99.77 10:30:38 0 0.01 0.00 0.02 0.00 0.01 99.96 10:30:38 1 0.04 0.00 0.03 0.02 0.03 99.87 10:30:38 2 0.02 0.00 0.02 0.00 0.01 99.95 10:30:38 3 0.53 0.00 0.05 0.09 0.04 99.29 10:40:38 all 0.03 0.00 0.02 0.01 0.02 99.92 10:40:38 0 0.02 0.00 0.02 0.01 0.02 99.94 10:40:38 1 0.05 0.00 0.03 0.02 0.03 99.87 10:40:38 2 0.03 0.00 0.03 0.01 0.03 99.91 10:40:38 3 0.02 0.00 0.02 0.00 0.02 99.95 10:50:38 all 0.18 0.00 0.02 0.01 0.02 99.77 10:50:38 0 0.42 0.00 0.01 0.02 0.01 99.54 10:50:38 1 0.04 0.00 0.02 0.00 0.02 99.92 10:50:38 2 0.23 0.00 0.01 0.00 0.02 99.74 10:50:38 3 0.03 0.00 0.04 0.00 0.05 99.89 11:00:40 all 0.08 0.00 0.02 0.01 0.02 99.87 11:00:40 0 0.02 0.00 0.02 0.02 0.01 99.93 11:00:40 1 0.26 0.00 0.04 0.02 0.03 99.64 11:00:40 2 0.01 0.00 0.02 0.01 0.02 99.94 11:00:40 3 0.01 0.00 0.02 0.00 0.02 99.95 11:10:26 all 0.02 0.00 0.02 0.01 0.02 99.93 11:10:26 0 0.01 0.00 0.01 0.00 0.00 99.98 11:10:26 1 0.02 0.00 0.02 0.02 0.03 99.91 11:10:26 2 0.02 0.00 0.04 0.00 0.02 99.91 11:10:26 3 0.02 0.00 0.04 0.00 0.02 99.92 11:20:40 all 0.05 0.00 0.03 0.01 0.02 99.89 11:20:40 0 0.04 0.00 0.04 0.00 0.02 99.89 11:20:40 1 0.05 0.00 0.03 0.02 0.02 99.87 11:20:40 2 0.04 0.00 0.02 0.00 0.01 99.93 11:20:40 3 0.07 0.00 0.03 0.00 0.02 99.88 Average: all 0.13 0.00 0.03 0.01 0.02 99.81 Average: 0 0.07 0.00 0.02 0.01 0.01 99.89 Average: 1 0.07 0.00 0.03 0.01 0.02 99.87 Average: 2 0.05 0.00 0.02 0.01 0.02 99.90 Average: 3 0.34 0.00 0.03 0.02 0.03 99.58