---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-34497 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 18G 61G 23% / 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 732 8727 3 6528 14914 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:eb:42:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.84/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79976sec preferred_lft 79976sec inet6 fe80::f816:3eff:feeb:42e5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:b5:f6:15:e7:d4 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::20b5:f6ff:fe15:e7d4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-34497) 07/10/26 _x86_64_ (4 CPU) 11:44:18 LINUX RESTART (4 CPU) 11:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:15 45.13 3.18 39.97 1.98 129.75 4270.99 1918.64 12:10:15 10.35 0.00 9.83 0.52 0.01 249.47 1080.48 12:20:15 46.91 19.33 26.11 1.47 162.52 1899.93 1031.13 12:30:15 61.12 18.61 25.60 16.91 149.47 1661.73 214807.71 12:40:15 2.46 0.00 2.46 0.00 0.00 42.85 0.00 12:50:00 8.07 0.00 7.70 0.37 0.00 252.53 321.02 13:00:01 6.30 0.13 5.99 0.18 2.81 165.83 45.76 13:10:15 2.13 0.00 2.13 0.00 0.00 34.63 0.01 13:20:15 11.00 0.00 10.41 0.59 0.00 653.48 273.37 13:30:14 4.74 0.00 4.55 0.19 0.00 167.53 159.15 Average: 19.81 4.13 13.46 2.22 44.47 939.53 21967.52 11:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:15 3422828 8275824 7654864 46.75 248980 4488568 9180960 52.70 2131236 10142580 672 12:10:15 2177248 7047092 8882428 54.25 250688 4503612 9601032 55.11 2150964 11365612 88 12:20:15 4375240 9699608 6230568 38.05 264680 4930336 7141024 40.99 2342084 8974200 8508 12:30:15 5982456 11690168 4241484 25.91 276408 5293372 5091324 29.22 2498464 7204588 340 12:40:15 5708528 11418280 4513020 27.56 276684 5295136 5176144 29.71 2498760 7457388 76 12:50:00 4163128 9905388 6025344 36.80 277584 5326648 6817764 39.13 2501944 9006248 112 13:00:01 4106844 9870944 6059480 37.01 278164 5347868 6834272 39.23 2506228 9063576 92 13:10:15 3897012 9662764 6267576 38.28 278472 5349224 6999916 40.18 2506536 9267424 140 13:20:15 5522172 11433236 4497644 27.47 282556 5484792 5177792 29.72 2522204 7635208 492 13:30:14 4538336 10477132 5453072 33.31 283260 5511744 5986888 34.36 2533608 8568852 436 Average: 4389379 9948044 5982548 36.54 271748 5153130 6800712 39.04 2419203 8868568 1096 11:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:15 lo 16.75 16.75 11.83 11.83 0.00 0.00 0.00 0.00 12:00:15 ens3 2.13 1.38 0.49 1.47 0.00 0.00 0.00 0.00 12:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:15 lo 37.13 37.13 15.45 15.45 0.00 0.00 0.00 0.00 12:10:15 ens3 1.07 0.92 0.23 0.18 0.00 0.00 0.00 0.00 12:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:15 lo 19.97 19.97 14.41 14.41 0.00 0.00 0.00 0.00 12:20:15 ens3 1.49 1.37 0.43 0.37 0.00 0.00 0.00 0.00 12:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:15 lo 32.17 32.17 16.42 16.42 0.00 0.00 0.00 0.00 12:30:15 ens3 1.41 1.35 0.34 0.31 0.00 0.00 0.00 0.00 12:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:15 lo 12.71 12.71 6.08 6.08 0.00 0.00 0.00 0.00 12:40:15 ens3 0.62 0.44 0.19 0.13 0.00 0.00 0.00 0.00 12:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:00 lo 27.47 27.47 10.76 10.76 0.00 0.00 0.00 0.00 12:50:00 ens3 0.48 0.41 0.10 0.08 0.00 0.00 0.00 0.00 12:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 21.17 21.17 10.75 10.75 0.00 0.00 0.00 0.00 13:00:01 ens3 0.69 0.57 0.16 0.13 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:15 lo 11.09 11.09 5.91 5.91 0.00 0.00 0.00 0.00 13:10:15 ens3 0.46 0.34 0.14 0.09 0.00 0.00 0.00 0.00 13:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:15 lo 14.28 14.28 8.31 8.31 0.00 0.00 0.00 0.00 13:20:15 ens3 0.88 0.75 0.25 0.20 0.00 0.00 0.00 0.00 13:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:14 lo 33.24 33.24 12.90 12.90 0.00 0.00 0.00 0.00 13:30:14 ens3 0.65 0.57 0.14 0.12 0.00 0.00 0.00 0.00 13:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.56 22.56 11.27 11.27 0.00 0.00 0.00 0.00 Average: ens3 0.99 0.81 0.25 0.31 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-34497) 07/10/26 _x86_64_ (4 CPU) 11:44:18 LINUX RESTART (4 CPU) 11:50:15 CPU %user %nice %system %iowait %steal %idle 12:00:15 all 45.45 0.00 1.62 0.11 0.10 52.72 12:00:15 0 46.66 0.00 1.60 0.07 0.11 51.56 12:00:15 1 44.32 0.00 1.74 0.07 0.10 53.78 12:00:15 2 44.86 0.00 1.55 0.08 0.10 53.42 12:00:15 3 45.94 0.00 1.60 0.24 0.10 52.12 12:10:15 all 25.97 0.00 1.20 0.03 0.10 72.70 12:10:15 0 25.45 0.00 1.17 0.03 0.09 73.25 12:10:15 1 25.70 0.00 1.20 0.03 0.09 72.97 12:10:15 2 26.19 0.00 1.21 0.01 0.10 72.49 12:10:15 3 26.55 0.00 1.24 0.03 0.10 72.09 12:20:15 all 44.13 0.00 1.57 0.06 0.11 54.12 12:20:15 0 43.70 0.00 1.60 0.09 0.11 54.50 12:20:15 1 45.23 0.00 1.59 0.07 0.11 52.99 12:20:15 2 43.41 0.00 1.55 0.07 0.12 54.85 12:20:15 3 44.19 0.00 1.53 0.03 0.11 54.14 12:30:15 all 43.84 0.00 1.43 0.13 0.11 54.50 12:30:15 0 45.45 0.00 1.39 0.16 0.10 52.89 12:30:15 1 43.35 0.00 1.45 0.11 0.11 54.98 12:30:15 2 43.32 0.00 1.45 0.14 0.11 54.98 12:30:15 3 43.23 0.00 1.41 0.10 0.11 55.15 12:40:15 all 2.96 0.00 0.27 0.01 0.05 96.71 12:40:15 0 2.76 0.00 0.26 0.01 0.05 96.93 12:40:15 1 3.09 0.00 0.31 0.03 0.06 96.50 12:40:15 2 3.05 0.00 0.29 0.00 0.05 96.60 12:40:15 3 2.92 0.00 0.21 0.00 0.04 96.82 12:50:00 all 16.07 0.00 0.56 0.03 0.07 83.26 12:50:00 0 15.93 0.00 0.59 0.07 0.07 83.34 12:50:00 1 15.77 0.00 0.54 0.03 0.07 83.58 12:50:00 2 15.94 0.00 0.55 0.02 0.07 83.42 12:50:00 3 16.64 0.00 0.57 0.01 0.07 82.70 13:00:01 all 12.02 0.00 0.59 0.04 0.07 87.28 13:00:01 0 11.81 0.00 0.52 0.08 0.07 87.52 13:00:01 1 11.88 0.00 0.59 0.04 0.07 87.42 13:00:01 2 12.34 0.00 0.68 0.04 0.07 86.87 13:00:01 3 12.04 0.00 0.57 0.01 0.06 87.32 13:10:15 all 2.13 0.00 0.26 0.01 0.05 97.55 13:10:15 0 1.81 0.00 0.23 0.01 0.05 97.90 13:10:15 1 2.51 0.00 0.29 0.01 0.05 97.15 13:10:15 2 2.15 0.00 0.31 0.00 0.05 97.49 13:10:15 3 2.04 0.00 0.21 0.03 0.04 97.68 13:20:15 all 21.22 0.00 0.83 0.04 0.07 77.83 13:20:15 0 20.62 0.00 0.86 0.02 0.08 78.42 13:20:15 1 21.77 0.00 0.78 0.10 0.08 77.28 13:20:15 2 22.16 0.00 0.85 0.01 0.08 76.90 13:20:15 3 20.33 0.00 0.85 0.03 0.07 78.72 13:30:14 all 11.78 0.00 0.57 0.02 0.06 87.57 13:30:14 0 11.94 0.00 0.63 0.02 0.06 87.35 13:30:14 1 11.34 0.00 0.58 0.01 0.06 88.01 13:30:14 2 11.94 0.00 0.60 0.01 0.06 87.40 13:30:14 3 11.90 0.00 0.48 0.04 0.05 87.52 Average: all 22.52 0.00 0.89 0.05 0.08 76.47 Average: 0 22.58 0.00 0.88 0.06 0.08 76.40 Average: 1 22.45 0.00 0.90 0.05 0.08 76.51 Average: 2 22.51 0.00 0.90 0.04 0.08 76.47 Average: 3 22.53 0.00 0.87 0.05 0.08 76.48