---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-25802 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 60G 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 684 12110 4 3194 14962 Swap: 1023 41 982 ---> 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:53:f5:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.171/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79494sec preferred_lft 79494sec inet6 fe80::f816:3eff:fe53:f569/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:d9:fc:3b:bf:c7 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::acd9:fcff:fe3b:bfc7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-25802) 06/08/26 _x86_64_ (4 CPU) 06:34:52 LINUX RESTART (4 CPU) 06:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:50:12 73.84 4.31 65.72 3.81 165.14 14007.07 5405.84 07:00:12 45.26 19.63 24.19 1.44 932.71 1535.57 1640.38 07:10:13 5.97 0.62 5.13 0.21 29.51 162.83 288.94 07:20:14 23.44 0.14 7.45 15.86 4.30 239.40 210324.80 07:30:13 15.50 0.04 14.74 0.72 1.37 717.09 847.00 07:40:16 14.48 0.02 13.80 0.66 1.14 446.70 529.49 07:50:16 5.30 0.09 5.04 0.17 2.12 144.15 372.97 08:00:16 18.16 12.21 5.78 0.18 144.75 177.49 88.63 08:10:16 5.12 0.11 4.81 0.20 2.84 154.33 65.46 08:20:16 11.97 0.06 11.35 0.57 7.59 717.38 192.86 Average: 21.99 3.72 15.88 2.39 129.13 1848.83 21976.18 06:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:12 159592 1520112 14414952 88.04 256120 1213280 15710704 90.18 995096 14752648 376 07:00:12 4619832 6477604 9461956 57.79 269100 1699172 11101524 63.72 1160780 10146132 700 07:10:13 9239680 11118608 4824308 29.46 269992 1719464 5600928 32.15 1178796 5522284 72 07:20:14 7785800 9684892 6257216 38.22 271180 1738480 7057536 40.51 1189180 6968064 144 07:30:13 11571796 13603692 2340828 14.30 276856 1863796 3110696 17.86 1241088 3131532 60 07:40:16 9337836 11435764 4507504 27.53 279052 1927532 5281024 30.31 1246700 5351652 36 07:50:16 9307572 11424304 4518976 27.60 279660 1945744 5213164 29.92 1248564 5359660 68 08:00:16 7714740 9910288 6032056 36.84 283944 2007204 6783960 38.94 1290836 6921796 292 08:10:16 7664808 9883184 6059240 37.01 284492 2029420 6835584 39.24 1295336 6961012 224 08:20:16 9013796 11394456 4548612 27.78 289312 2180592 5249684 30.13 1312832 5604176 76 Average: 7641545 9645290 6296565 38.46 275971 1832468 7194480 41.30 1215921 7071896 205 06:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:12 lo 20.33 20.33 17.81 17.81 0.00 0.00 0.00 0.00 06:50:12 ens3 43.82 31.09 640.59 3.25 0.00 0.00 0.00 0.00 06:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:12 lo 37.60 37.60 15.92 15.92 0.00 0.00 0.00 0.00 07:00:12 ens3 1.70 1.47 0.41 0.35 0.00 0.00 0.00 0.00 07:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:13 lo 23.55 23.55 10.26 10.26 0.00 0.00 0.00 0.00 07:10:13 ens3 0.87 0.62 0.18 0.14 0.00 0.00 0.00 0.00 07:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:14 lo 8.34 8.34 5.39 5.39 0.00 0.00 0.00 0.00 07:20:14 ens3 0.57 0.36 0.12 0.08 0.00 0.00 0.00 0.00 07:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:13 lo 11.27 11.27 5.50 5.50 0.00 0.00 0.00 0.00 07:30:13 ens3 0.87 0.91 0.23 0.20 0.00 0.00 0.00 0.00 07:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:16 lo 19.65 19.65 10.36 10.36 0.00 0.00 0.00 0.00 07:40:16 ens3 0.91 0.76 0.19 0.16 0.00 0.00 0.00 0.00 07:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:16 lo 22.39 22.39 8.87 8.87 0.00 0.00 0.00 0.00 07:50:16 ens3 0.75 0.61 0.17 0.13 0.00 0.00 0.00 0.00 07:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:16 lo 26.15 26.15 11.41 11.41 0.00 0.00 0.00 0.00 08:00:16 ens3 0.93 0.54 0.27 0.19 0.00 0.00 0.00 0.00 08:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:16 lo 16.27 16.27 10.05 10.05 0.00 0.00 0.00 0.00 08:10:16 ens3 0.91 0.57 0.24 0.17 0.00 0.00 0.00 0.00 08:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:16 lo 19.08 19.08 10.23 10.23 0.00 0.00 0.00 0.00 08:20:16 ens3 1.07 0.84 0.28 0.22 0.00 0.00 0.00 0.00 08:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.46 20.46 10.59 10.59 0.00 0.00 0.00 0.00 Average: ens3 5.30 3.82 65.15 0.49 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-25802) 06/08/26 _x86_64_ (4 CPU) 06:34:52 LINUX RESTART (4 CPU) 06:40:02 CPU %user %nice %system %iowait %steal %idle 06:50:12 all 52.68 0.00 2.15 0.82 0.10 44.25 06:50:12 0 51.41 0.00 2.07 0.77 0.10 45.66 06:50:12 1 52.62 0.00 2.08 1.29 0.10 43.92 06:50:12 2 54.06 0.00 2.13 0.63 0.10 43.08 06:50:12 3 52.65 0.00 2.32 0.58 0.10 44.35 07:00:12 all 41.22 0.00 1.67 0.17 0.11 56.82 07:00:12 0 41.37 0.00 1.80 0.25 0.12 56.46 07:00:12 1 42.16 0.00 1.71 0.17 0.12 55.84 07:00:12 2 41.01 0.00 1.60 0.13 0.11 57.14 07:00:12 3 40.32 0.00 1.58 0.13 0.11 57.85 07:10:13 all 11.13 0.00 0.51 0.08 0.08 88.21 07:10:13 0 11.03 0.00 0.46 0.11 0.07 88.32 07:10:13 1 11.67 0.00 0.54 0.14 0.08 87.57 07:10:13 2 11.67 0.00 0.49 0.03 0.08 87.73 07:10:13 3 10.14 0.00 0.55 0.02 0.08 89.22 07:20:14 all 16.27 0.00 0.65 0.05 0.08 82.96 07:20:14 0 16.33 0.00 0.59 0.02 0.07 83.00 07:20:14 1 16.24 0.00 0.70 0.02 0.08 82.97 07:20:14 2 15.97 0.00 0.69 0.09 0.08 83.18 07:20:14 3 16.53 0.00 0.63 0.09 0.07 82.68 07:30:13 all 22.00 0.00 0.79 0.08 0.08 77.05 07:30:13 0 22.03 0.00 0.82 0.19 0.09 76.88 07:30:13 1 22.37 0.00 0.80 0.06 0.08 76.70 07:30:13 2 21.09 0.00 0.73 0.06 0.08 78.04 07:30:13 3 22.50 0.00 0.79 0.04 0.07 76.60 07:40:16 all 24.99 0.00 0.79 0.07 0.09 74.06 07:40:16 0 24.87 0.00 0.68 0.05 0.08 74.32 07:40:16 1 24.85 0.00 0.68 0.11 0.09 74.26 07:40:16 2 25.41 0.00 0.87 0.07 0.08 73.56 07:40:16 3 24.84 0.00 0.93 0.04 0.09 74.10 07:50:16 all 8.25 0.00 0.40 0.03 0.07 91.25 07:50:16 0 8.37 0.00 0.44 0.01 0.08 91.10 07:50:16 1 7.86 0.00 0.43 0.07 0.08 91.56 07:50:16 2 8.25 0.00 0.41 0.02 0.08 91.23 07:50:16 3 8.52 0.00 0.32 0.01 0.07 91.08 08:00:16 all 10.32 0.08 0.50 0.18 0.07 88.83 08:00:16 0 9.88 0.33 0.59 0.47 0.07 88.65 08:00:16 1 10.35 0.00 0.43 0.14 0.08 89.01 08:00:16 2 10.63 0.00 0.49 0.10 0.08 88.70 08:00:16 3 10.44 0.00 0.50 0.04 0.07 88.95 08:10:16 all 9.77 0.00 0.49 0.02 0.08 89.64 08:10:16 0 10.06 0.00 0.53 0.02 0.07 89.32 08:10:16 1 9.66 0.00 0.48 0.03 0.09 89.74 08:10:16 2 9.72 0.00 0.48 0.03 0.08 89.68 08:10:16 3 9.65 0.00 0.45 0.01 0.08 89.81 08:20:16 all 19.80 0.00 0.70 0.15 0.08 79.27 08:20:16 0 19.50 0.00 0.62 0.10 0.07 79.71 08:20:16 1 20.02 0.00 0.70 0.31 0.08 78.88 08:20:16 2 20.75 0.00 0.85 0.15 0.09 78.15 08:20:16 3 18.92 0.00 0.63 0.05 0.08 80.32 Average: all 21.69 0.01 0.87 0.17 0.08 77.19 Average: 0 21.53 0.03 0.86 0.20 0.08 77.29 Average: 1 21.82 0.00 0.86 0.23 0.09 77.00 Average: 2 21.91 0.00 0.88 0.13 0.09 77.00 Average: 3 21.49 0.00 0.87 0.10 0.08 77.46