---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2306 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 694 10451 4 4843 14952 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:96:de:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.143/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79851sec preferred_lft 79851sec inet6 fe80::f816:3eff:fe96:de07/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:4c:cd:7a:13:4a 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-2306) 01/20/26 _x86_64_ (4 CPU) 09:11:08 LINUX RESTART (4 CPU) 09:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:04 1.51 0.00 1.50 0.01 0.04 18.93 544.46 09:40:39 1.51 0.00 1.51 0.00 0.00 17.15 0.00 09:50:01 1.51 0.00 1.51 0.00 0.00 16.83 0.00 10:00:28 1.52 0.00 1.52 0.00 0.24 17.51 0.00 10:10:29 1.59 0.00 1.59 0.00 0.00 17.87 0.00 10:20:29 1.58 0.00 1.58 0.00 0.00 17.96 0.00 10:30:39 1.52 0.00 1.52 0.00 0.00 17.59 0.00 10:40:02 21.61 2.33 5.20 14.09 145.93 1250.72 257532.09 10:50:02 11.63 0.48 10.09 1.07 15.92 2579.61 2462.62 Average: 4.75 0.30 2.86 1.59 17.03 430.77 27203.58 09:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:04 13041448 15539728 437524 2.67 98188 2592704 971364 5.58 407772 2603364 164 09:40:39 13041196 15540100 437188 2.67 98808 2592716 971364 5.58 408388 2606364 8 09:50:01 13040188 15539708 437576 2.67 99324 2592848 971364 5.58 408876 2608172 204 10:00:28 13039196 15539448 437960 2.67 99924 2592936 971428 5.58 409512 2611984 4 10:10:29 13037936 15538756 438588 2.68 100496 2592940 971428 5.58 410056 2613008 4 10:20:29 13037180 15538608 438804 2.68 101064 2592956 971428 5.58 410644 2614016 36 10:30:39 13029488 15531540 445856 2.72 101592 2593036 971620 5.58 411180 2619464 4 10:40:02 11400064 14320544 1642836 10.03 117756 2973856 2262124 12.98 553328 4092568 54116 10:50:02 9667932 13315976 2640356 16.13 151432 3595516 2833244 16.26 738856 5544700 19808 Average: 12481625 15156045 817410 4.99 107620 2746612 1321707 7.59 462068 3101516 8261 09:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:30:04 ens3 0.53 0.16 0.15 0.08 0.00 0.00 0.00 0.00 09:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:39 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 09:40:39 ens3 0.73 0.19 0.18 0.11 0.00 0.00 0.00 0.00 09:40:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 09:50:01 ens3 0.53 0.11 0.10 0.05 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:28 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:00:28 ens3 0.58 0.23 0.22 0.14 0.00 0.00 0.00 0.00 10:00:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:29 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:10:29 ens3 0.28 0.10 0.07 0.04 0.00 0.00 0.00 0.00 10:10:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:29 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:29 ens3 0.29 0.10 0.07 0.04 0.00 0.00 0.00 0.00 10:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:39 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:39 ens3 0.51 0.14 0.12 0.06 0.00 0.00 0.00 0.00 10:30:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:02 lo 0.45 0.45 0.04 0.04 0.00 0.00 0.00 0.00 10:40:02 ens3 53.98 44.04 500.47 9.65 0.00 0.00 0.00 0.00 10:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:02 lo 1.35 1.35 0.14 0.14 0.00 0.00 0.00 0.00 10:50:02 ens3 73.71 55.69 140.99 17.88 0.00 0.00 0.00 0.00 10:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 14.20 10.89 67.97 3.05 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-2306) 01/20/26 _x86_64_ (4 CPU) 09:11:08 LINUX RESTART (4 CPU) 09:20:01 CPU %user %nice %system %iowait %steal %idle 09:30:04 all 0.25 0.00 0.02 0.01 0.02 99.70 09:30:04 0 0.01 0.00 0.01 0.00 0.01 99.96 09:30:04 1 0.90 0.00 0.04 0.01 0.04 99.01 09:30:04 2 0.05 0.00 0.02 0.01 0.02 99.89 09:30:04 3 0.02 0.00 0.01 0.00 0.01 99.95 09:40:39 all 0.13 0.00 0.02 0.01 0.02 99.82 09:40:39 0 0.01 0.00 0.01 0.00 0.01 99.96 09:40:39 1 0.46 0.00 0.04 0.00 0.04 99.46 09:40:39 2 0.02 0.00 0.02 0.00 0.02 99.94 09:40:39 3 0.02 0.00 0.02 0.02 0.02 99.92 09:50:01 all 0.20 0.00 0.03 0.01 0.02 99.74 09:50:01 0 0.01 0.00 0.02 0.00 0.01 99.96 09:50:01 1 0.76 0.00 0.04 0.00 0.04 99.17 09:50:01 2 0.01 0.00 0.03 0.00 0.03 99.93 09:50:01 3 0.02 0.00 0.02 0.02 0.02 99.92 10:00:28 all 0.15 0.00 0.02 0.01 0.02 99.79 10:00:28 0 0.01 0.00 0.02 0.00 0.02 99.95 10:00:28 1 0.56 0.00 0.03 0.00 0.03 99.37 10:00:28 2 0.01 0.00 0.01 0.02 0.02 99.93 10:00:28 3 0.03 0.00 0.02 0.00 0.03 99.92 10:10:29 all 0.22 0.00 0.03 0.01 0.02 99.73 10:10:29 0 0.03 0.00 0.03 0.01 0.03 99.90 10:10:29 1 0.64 0.00 0.03 0.00 0.02 99.30 10:10:29 2 0.17 0.00 0.03 0.01 0.02 99.76 10:10:29 3 0.02 0.00 0.01 0.00 0.01 99.96 10:20:29 all 0.16 0.00 0.03 0.01 0.02 99.79 10:20:29 0 0.58 0.00 0.03 0.01 0.02 99.36 10:20:29 1 0.01 0.00 0.02 0.01 0.01 99.95 10:20:29 2 0.03 0.00 0.05 0.01 0.04 99.87 10:20:29 3 0.01 0.00 0.02 0.00 0.01 99.96 10:30:39 all 0.07 0.00 0.02 0.01 0.02 99.88 10:30:39 0 0.15 0.00 0.01 0.00 0.01 99.82 10:30:39 1 0.10 0.00 0.01 0.00 0.01 99.87 10:30:39 2 0.02 0.00 0.03 0.03 0.02 99.91 10:30:39 3 0.02 0.00 0.03 0.00 0.03 99.91 10:40:02 all 15.28 0.00 0.51 0.06 0.04 84.11 10:40:02 0 15.03 0.00 0.55 0.04 0.03 84.35 10:40:02 1 15.79 0.00 0.55 0.10 0.05 83.51 10:40:02 2 14.58 0.00 0.55 0.09 0.04 84.75 10:40:02 3 15.71 0.00 0.41 0.02 0.04 83.82 10:50:02 all 73.57 0.00 2.35 0.03 0.09 23.96 10:50:02 0 74.79 0.00 2.40 0.03 0.09 22.70 10:50:02 1 76.40 0.00 2.60 0.05 0.09 20.88 10:50:02 2 70.70 0.00 2.22 0.02 0.09 26.97 10:50:02 3 72.42 0.00 2.19 0.02 0.08 25.28 Average: all 9.87 0.00 0.33 0.02 0.03 89.75 Average: 0 9.94 0.00 0.34 0.01 0.03 89.68 Average: 1 10.48 0.00 0.37 0.02 0.04 89.10 Average: 2 9.39 0.00 0.32 0.02 0.03 90.23 Average: 3 9.68 0.00 0.30 0.01 0.03 89.98