---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37385 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 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 669 10480 4 4838 14977 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:f3:1a:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.51/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82002sec preferred_lft 82002sec inet6 fe80::f816:3eff:fef3:1ab9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:e6:00:fd:51:a3 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-37385) 07/20/26 _x86_64_ (4 CPU) 14:40:49 LINUX RESTART (4 CPU) 14:50:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:20 0.97 0.01 0.96 0.00 0.04 13.20 0.13 15:10:20 0.88 0.00 0.88 0.00 0.00 12.03 0.00 15:20:10 0.91 0.00 0.91 0.00 0.01 11.80 0.00 15:30:10 33.23 2.23 30.40 0.59 133.88 2699.95 1182.92 15:40:11 26.45 2.03 9.94 14.48 130.48 3035.23 240486.10 15:50:10 31.38 0.91 26.00 4.47 33.22 4292.69 13534.43 Average: 15.68 0.87 11.54 3.27 49.77 1682.29 42700.68 14:50:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:20 13790300 15542092 476696 2.91 54156 1924512 1135800 6.52 194536 2151164 8 15:10:20 13788800 15540972 478024 2.92 54524 1924520 1135800 6.52 194900 2152480 12 15:20:10 13787796 15540532 478496 2.92 54936 1924656 1135800 6.52 195312 2153032 168 15:30:10 13024972 15507684 466840 2.85 99920 2571536 983228 5.64 338572 2664416 136 15:40:11 10301548 13762280 2196484 13.42 141192 3431812 2649156 15.21 592108 5085620 39540 15:50:10 10789692 15384316 566864 3.46 173260 4451816 1095856 6.29 902352 4177628 50792 Average: 12580518 15212979 777234 4.75 96331 2704809 1355940 7.78 402963 3064057 15109 14:50:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:00:20 ens3 0.31 0.15 0.09 0.06 0.00 0.00 0.00 0.00 15:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:10:20 ens3 0.27 0.11 0.08 0.04 0.00 0.00 0.00 0.00 15:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:20:10 ens3 0.20 0.09 0.04 0.02 0.00 0.00 0.00 0.00 15:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:10 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 15:30:10 ens3 52.15 37.16 384.71 7.96 0.00 0.00 0.00 0.00 15:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:11 lo 1.31 1.31 0.13 0.13 0.00 0.00 0.00 0.00 15:40:11 ens3 101.55 78.56 594.26 20.05 0.00 0.00 0.00 0.00 15:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:10 lo 1720.22 1720.22 1639.09 1639.09 0.00 0.00 0.00 0.00 15:50:10 ens3 96.91 67.52 423.63 35.31 0.00 0.00 0.00 0.00 15:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 287.61 287.61 273.77 273.77 0.00 0.00 0.00 0.00 Average: ens3 42.03 30.69 234.53 10.60 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-4g-37385) 07/20/26 _x86_64_ (4 CPU) 14:40:49 LINUX RESTART (4 CPU) 14:50:20 CPU %user %nice %system %iowait %steal %idle 15:00:20 all 0.04 0.00 0.02 0.01 0.03 99.90 15:00:20 0 0.02 0.00 0.02 0.00 0.03 99.92 15:00:20 1 0.05 0.00 0.04 0.00 0.03 99.88 15:00:20 2 0.02 0.00 0.02 0.02 0.03 99.91 15:00:20 3 0.08 0.00 0.01 0.00 0.02 99.89 15:10:20 all 0.17 0.00 0.03 0.01 0.01 99.78 15:10:20 0 0.02 0.00 0.03 0.01 0.01 99.94 15:10:20 1 0.12 0.00 0.04 0.00 0.02 99.82 15:10:20 2 0.03 0.00 0.03 0.01 0.02 99.91 15:10:20 3 0.52 0.00 0.02 0.00 0.01 99.46 15:20:10 all 0.13 0.00 0.03 0.01 0.01 99.82 15:20:10 0 0.02 0.00 0.03 0.00 0.01 99.93 15:20:10 1 0.03 0.00 0.02 0.00 0.01 99.95 15:20:10 2 0.04 0.00 0.04 0.02 0.02 99.88 15:20:10 3 0.44 0.00 0.02 0.00 0.01 99.53 15:30:10 all 2.92 0.00 0.37 0.51 0.02 96.18 15:30:10 0 1.89 0.00 0.46 0.53 0.02 97.09 15:30:10 1 1.59 0.00 0.18 0.12 0.02 98.09 15:30:10 2 4.78 0.00 0.47 1.21 0.03 93.51 15:30:10 3 3.45 0.00 0.34 0.17 0.02 96.02 15:40:11 all 69.39 0.00 2.28 0.06 0.14 28.14 15:40:11 0 67.00 0.00 2.29 0.06 0.14 30.50 15:40:11 1 70.18 0.00 2.20 0.03 0.14 27.46 15:40:11 2 70.27 0.00 2.37 0.04 0.14 27.18 15:40:11 3 70.11 0.00 2.26 0.09 0.14 27.41 15:50:10 all 65.88 0.00 2.73 0.12 0.13 31.13 15:50:10 0 65.12 0.00 2.75 0.27 0.14 31.73 15:50:10 1 66.57 0.00 2.61 0.08 0.13 30.61 15:50:10 2 67.96 0.00 2.99 0.05 0.13 28.87 15:50:10 3 63.89 0.00 2.59 0.10 0.13 33.29 Average: all 23.12 0.00 0.91 0.12 0.06 75.79 Average: 0 22.39 0.00 0.93 0.15 0.06 76.47 Average: 1 23.11 0.00 0.85 0.04 0.06 75.94 Average: 2 23.90 0.00 0.99 0.23 0.06 74.83 Average: 3 23.10 0.00 0.87 0.06 0.05 75.91