---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-29496 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 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 17G 61G 22% / 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 717 12226 4 3045 14929 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:ff:1f:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.113/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82674sec preferred_lft 82674sec inet6 fe80::f816:3eff:feff:1fc4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:18:b9:0a:f4:be 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::fc18:b9ff:fe0a:f4be/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-29496) 06/22/26 _x86_64_ (4 CPU) 11:23:09 LINUX RESTART (4 CPU) 11:30:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:01 51.17 3.10 45.58 2.50 131.80 4538.16 4870.95 11:50:07 15.56 3.03 11.86 0.67 57.80 349.98 1124.27 12:00:39 11.20 0.25 10.40 0.54 15.68 328.49 821.49 12:10:03 13.72 2.08 11.05 0.58 106.35 610.69 918.71 12:20:39 19.60 0.04 18.65 0.91 1.62 579.62 1051.55 Average: 22.02 1.66 19.33 1.03 60.49 1249.72 1729.28 11:30:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:01 4057448 6425024 9510272 58.08 259192 2160744 10339464 59.35 1785744 10015540 80 11:50:07 8815916 11221368 4716264 28.81 261648 2196604 5444256 31.25 1834236 5204192 4240 12:00:39 6227008 8661844 7277616 44.45 263000 2224672 8390996 48.16 1846924 7792632 96 12:10:03 12729828 15315348 626872 3.83 268768 2369500 1367716 7.85 1875940 1286340 11148 12:20:39 9068100 11734096 4207008 25.69 271544 2447200 5133076 29.46 1882612 4930376 264 Average: 8179660 10671536 5267606 32.17 264830 2279744 6135102 35.22 1845091 5845816 3166 11:30:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:01 lo 30.10 30.10 17.84 17.84 0.00 0.00 0.00 0.00 11:40:01 ens3 2.09 2.14 0.66 0.59 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:07 lo 32.38 32.38 13.34 13.34 0.00 0.00 0.00 0.00 11:50:07 ens3 0.91 0.90 0.19 0.16 0.00 0.00 0.00 0.00 11:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:39 lo 17.28 17.28 8.97 8.97 0.00 0.00 0.00 0.00 12:00:39 ens3 0.92 0.94 0.17 0.94 0.00 0.00 0.00 0.00 12:00:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:03 lo 12.37 12.37 5.79 5.79 0.00 0.00 0.00 0.00 12:10:03 ens3 0.95 0.76 0.24 0.19 0.00 0.00 0.00 0.00 12:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:39 lo 16.52 16.52 8.49 8.49 0.00 0.00 0.00 0.00 12:20:39 ens3 1.07 0.70 0.25 0.19 0.00 0.00 0.00 0.00 12:20:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.70 21.70 10.86 10.86 0.00 0.00 0.00 0.00 Average: ens3 1.18 1.08 0.30 0.41 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-29496) 06/22/26 _x86_64_ (4 CPU) 11:23:09 LINUX RESTART (4 CPU) 11:30:19 CPU %user %nice %system %iowait %steal %idle 11:40:01 all 49.79 0.00 1.86 0.12 0.11 48.11 11:40:01 0 49.66 0.00 1.83 0.15 0.11 48.25 11:40:01 1 49.64 0.00 1.99 0.09 0.11 48.17 11:40:01 2 50.21 0.00 1.81 0.10 0.11 47.77 11:40:01 3 49.66 0.00 1.81 0.16 0.11 48.27 11:50:07 all 26.75 0.00 1.15 0.08 0.10 71.91 11:50:07 0 26.23 0.00 1.04 0.05 0.11 72.58 11:50:07 1 27.24 0.00 1.20 0.15 0.10 71.31 11:50:07 2 26.21 0.00 1.18 0.03 0.11 72.47 11:50:07 3 27.33 0.00 1.17 0.09 0.10 71.31 12:00:39 all 22.59 0.00 0.95 0.04 0.09 76.34 12:00:39 0 22.80 0.00 0.86 0.01 0.09 76.24 12:00:39 1 22.32 0.00 1.06 0.05 0.09 76.48 12:00:39 2 22.86 0.00 0.89 0.04 0.09 76.12 12:00:39 3 22.37 0.00 0.98 0.05 0.09 76.52 12:10:03 all 17.20 0.00 0.67 0.08 0.08 81.97 12:10:03 0 16.76 0.00 0.64 0.06 0.08 82.46 12:10:03 1 17.23 0.00 0.68 0.14 0.08 81.89 12:10:03 2 17.69 0.00 0.82 0.08 0.09 81.32 12:10:03 3 17.13 0.00 0.55 0.03 0.08 82.22 12:20:39 all 28.32 0.00 0.88 0.07 0.08 70.65 12:20:39 0 27.66 0.00 0.99 0.14 0.08 71.14 12:20:39 1 28.26 0.00 0.85 0.03 0.08 70.78 12:20:39 2 28.78 0.00 0.91 0.05 0.08 70.18 12:20:39 3 28.60 0.00 0.76 0.04 0.08 70.52 Average: all 28.86 0.00 1.10 0.08 0.09 69.87 Average: 0 28.56 0.00 1.07 0.08 0.09 70.20 Average: 1 28.86 0.00 1.15 0.09 0.09 69.81 Average: 2 29.09 0.00 1.12 0.06 0.09 69.64 Average: 3 28.95 0.00 1.05 0.07 0.09 69.84