---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2299 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: 5600.00 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 9.8G 68G 13% / 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 616 11038 4 4333 15030 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:2b:ba:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.255/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80476sec preferred_lft 80476sec inet6 fe80::f816:3eff:fe2b:ba29/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:7e:95:5f:a0:37 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-2299) 01/20/26 _x86_64_ (4 CPU) 09:00:02 LINUX RESTART (4 CPU) 09:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:01 1.35 0.01 1.33 0.01 0.19 18.40 2.17 09:30:01 14.23 0.00 1.18 13.04 0.15 14.27 241177.58 09:40:07 1.26 0.00 1.26 0.00 0.00 14.45 0.00 09:50:01 1.25 0.00 1.25 0.00 0.00 14.40 0.01 10:00:01 1.29 0.00 1.29 0.00 0.00 14.85 0.00 10:10:08 1.30 0.00 1.30 0.00 0.00 14.88 0.00 10:20:01 1.26 0.00 1.26 0.00 0.00 14.41 0.00 10:30:01 1.30 0.00 1.30 0.00 0.00 14.75 0.00 Average: 2.91 0.00 1.27 1.63 0.04 15.05 30134.79 09:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:01 12905828 15548992 434328 2.65 92532 2748740 980948 5.63 484500 2666072 16 09:30:01 12902164 15550704 432560 2.64 93080 2753552 980900 5.63 489796 2668132 276 09:40:07 12901560 15550492 432728 2.64 93468 2753552 980996 5.63 490180 2669020 208 09:50:01 12900312 15549644 433564 2.65 93736 2753692 980964 5.63 490440 2669640 4 10:00:01 12899808 15549452 433752 2.65 94032 2753708 981140 5.63 490720 2673568 204 10:10:08 12899052 15549100 434120 2.65 94288 2753840 981092 5.63 490992 2675352 240 10:20:01 12899176 15549504 433672 2.65 94580 2753852 981092 5.63 491260 2675812 8 10:30:01 12898080 15548884 434336 2.65 94916 2753984 981092 5.63 491600 2677596 204 Average: 12900748 15549596 433632 2.65 93829 2753115 981028 5.63 489936 2671899 145 09:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:20:01 ens3 0.59 0.22 0.18 0.11 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:30:01 ens3 0.51 0.16 0.15 0.09 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:07 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 09:40:07 ens3 0.76 0.23 0.19 0.11 0.00 0.00 0.00 0.00 09:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 09:50:01 ens3 0.50 0.11 0.10 0.04 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 10:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:00:01 ens3 0.61 0.21 0.23 0.14 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:08 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 10:10:08 ens3 0.28 0.11 0.07 0.04 0.00 0.00 0.00 0.00 10:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 10:20:01 ens3 0.29 0.10 0.08 0.04 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:01 ens3 0.51 0.14 0.12 0.07 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.51 0.16 0.14 0.08 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-2299) 01/20/26 _x86_64_ (4 CPU) 09:00:02 LINUX RESTART (4 CPU) 09:10:00 CPU %user %nice %system %iowait %steal %idle 09:20:01 all 0.07 0.00 0.03 0.01 0.02 99.88 09:20:01 0 0.05 0.00 0.03 0.00 0.02 99.90 09:20:01 1 0.05 0.00 0.02 0.00 0.01 99.91 09:20:01 2 0.04 0.00 0.03 0.01 0.02 99.90 09:20:01 3 0.15 0.00 0.02 0.02 0.01 99.80 09:30:01 all 0.17 0.00 0.03 0.03 0.02 99.76 09:30:01 0 0.02 0.00 0.04 0.09 0.02 99.82 09:30:01 1 0.02 0.00 0.02 0.00 0.01 99.95 09:30:01 2 0.03 0.00 0.04 0.01 0.02 99.91 09:30:01 3 0.60 0.00 0.03 0.00 0.01 99.35 09:40:07 all 0.03 0.00 0.02 0.01 0.02 99.93 09:40:07 0 0.06 0.00 0.01 0.02 0.01 99.90 09:40:07 1 0.02 0.00 0.02 0.00 0.01 99.95 09:40:07 2 0.02 0.00 0.02 0.00 0.02 99.93 09:40:07 3 0.01 0.00 0.02 0.00 0.02 99.94 09:50:01 all 0.05 0.00 0.02 0.02 0.02 99.88 09:50:01 0 0.03 0.00 0.02 0.06 0.02 99.88 09:50:01 1 0.04 0.00 0.03 0.01 0.03 99.90 09:50:01 2 0.03 0.00 0.04 0.02 0.02 99.90 09:50:01 3 0.13 0.00 0.01 0.00 0.01 99.85 10:00:01 all 0.10 0.00 0.03 0.06 0.01 99.80 10:00:01 0 0.04 0.00 0.02 0.18 0.02 99.74 10:00:01 1 0.05 0.00 0.04 0.01 0.01 99.89 10:00:01 2 0.16 0.00 0.02 0.04 0.01 99.76 10:00:01 3 0.17 0.00 0.02 0.00 0.01 99.80 10:10:08 all 0.07 0.00 0.02 0.02 0.01 99.88 10:10:08 0 0.01 0.00 0.02 0.01 0.01 99.95 10:10:08 1 0.13 0.00 0.02 0.01 0.01 99.83 10:10:08 2 0.09 0.00 0.02 0.02 0.01 99.86 10:10:08 3 0.03 0.00 0.04 0.03 0.01 99.89 10:20:01 all 0.21 0.00 0.02 0.03 0.01 99.73 10:20:01 0 0.02 0.00 0.01 0.06 0.01 99.91 10:20:01 1 0.02 0.00 0.03 0.02 0.01 99.92 10:20:01 2 0.66 0.00 0.01 0.03 0.01 99.29 10:20:01 3 0.16 0.00 0.03 0.00 0.01 99.79 10:30:01 all 0.18 0.00 0.02 0.03 0.01 99.75 10:30:01 0 0.02 0.00 0.03 0.01 0.01 99.93 10:30:01 1 0.35 0.00 0.02 0.00 0.01 99.61 10:30:01 2 0.02 0.00 0.01 0.03 0.01 99.92 10:30:01 3 0.34 0.00 0.03 0.07 0.01 99.55 Average: all 0.11 0.00 0.02 0.02 0.01 99.83 Average: 0 0.03 0.00 0.02 0.05 0.01 99.88 Average: 1 0.08 0.00 0.02 0.01 0.01 99.87 Average: 2 0.13 0.00 0.02 0.02 0.01 99.81 Average: 3 0.20 0.00 0.03 0.02 0.01 99.75