---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13106 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 9.7G 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 647 11175 4 4166 14999 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:4e:66:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83025sec preferred_lft 83025sec inet6 fe80::f816:3eff:fe4e:6601/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:69:8f:c6:db:70 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-13106) 02/18/26 _x86_64_ (4 CPU) 02:36:41 LINUX RESTART (4 CPU) 02:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:12 5.53 0.41 4.72 0.40 404.59 639.41 2901.51 03:00:12 1.60 0.01 1.59 0.00 0.04 18.48 0.43 03:10:12 1.54 0.00 1.54 0.00 0.00 17.04 0.00 03:20:12 1.60 0.00 1.59 0.00 0.01 17.84 0.00 03:30:05 67.32 4.90 59.03 3.38 280.12 5162.59 12022.05 Average: 15.39 1.06 13.59 0.75 136.61 1161.63 2963.42 02:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:12 13497744 15505364 508520 3.11 59240 2173024 1136280 6.52 323360 2296432 16 03:00:12 13497324 15505700 508316 3.10 59876 2173136 1136344 6.52 323992 2296444 16 03:10:12 13496320 15505328 508740 3.11 60476 2173144 1136408 6.52 324608 2297576 112 03:20:12 13495816 15505596 508500 3.11 61112 2173288 1136408 6.52 325228 2298596 16 03:30:05 10482256 13843524 2116792 12.93 137212 3379612 2310836 13.26 699616 4841444 24016 Average: 12893892 15173102 830174 5.07 75583 2414441 1371255 7.87 399361 2806098 4835 02:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:12 lo 0.16 0.16 0.02 0.02 0.00 0.00 0.00 0.00 02:50:12 ens3 10.16 5.38 210.50 0.45 0.00 0.00 0.00 0.00 02:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 03:00:12 ens3 0.29 0.10 0.05 0.02 0.00 0.00 0.00 0.00 03:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 03:10:12 ens3 0.27 0.11 0.07 0.04 0.00 0.00 0.00 0.00 03:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 03:20:12 ens3 0.23 0.08 0.04 0.02 0.00 0.00 0.00 0.00 03:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:05 lo 751.17 751.17 714.80 714.80 0.00 0.00 0.00 0.00 03:30:05 ens3 117.56 88.30 1127.61 19.84 0.00 0.00 0.00 0.00 03:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 148.91 148.91 141.61 141.61 0.00 0.00 0.00 0.00 Average: ens3 25.48 18.63 265.62 4.04 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-13106) 02/18/26 _x86_64_ (4 CPU) 02:36:41 LINUX RESTART (4 CPU) 02:40:12 CPU %user %nice %system %iowait %steal %idle 02:50:12 all 0.54 0.00 0.14 0.43 0.02 98.87 02:50:12 0 0.38 0.00 0.13 0.46 0.01 99.02 02:50:12 1 0.69 0.00 0.16 0.48 0.02 98.65 02:50:12 2 0.55 0.00 0.16 0.61 0.02 98.67 02:50:12 3 0.56 0.00 0.11 0.17 0.02 99.14 03:00:12 all 0.17 0.00 0.03 0.04 0.02 99.75 03:00:12 0 0.02 0.00 0.03 0.15 0.02 99.78 03:00:12 1 0.58 0.00 0.03 0.00 0.02 99.37 03:00:12 2 0.04 0.00 0.04 0.01 0.01 99.90 03:00:12 3 0.03 0.00 0.02 0.00 0.01 99.93 03:10:12 all 0.09 0.00 0.03 0.01 0.02 99.85 03:10:12 0 0.01 0.00 0.02 0.05 0.01 99.91 03:10:12 1 0.30 0.00 0.04 0.00 0.02 99.63 03:10:12 2 0.02 0.00 0.03 0.01 0.01 99.93 03:10:12 3 0.03 0.00 0.04 0.01 0.03 99.90 03:20:12 all 0.13 0.00 0.03 0.02 0.02 99.80 03:20:12 0 0.01 0.00 0.02 0.01 0.01 99.95 03:20:12 1 0.25 0.00 0.04 0.01 0.02 99.69 03:20:12 2 0.22 0.00 0.04 0.02 0.03 99.70 03:20:12 3 0.03 0.00 0.03 0.05 0.02 99.86 03:30:05 all 40.70 0.00 2.16 0.39 0.09 56.66 03:30:05 0 40.29 0.00 2.09 0.39 0.09 57.15 03:30:05 1 41.09 0.00 1.98 0.42 0.10 56.41 03:30:05 2 40.54 0.00 2.29 0.55 0.09 56.53 03:30:05 3 40.89 0.00 2.28 0.20 0.09 56.54 Average: all 8.23 0.00 0.47 0.18 0.03 91.09 Average: 0 8.04 0.00 0.45 0.21 0.03 91.28 Average: 1 8.48 0.00 0.44 0.18 0.04 90.86 Average: 2 8.19 0.00 0.51 0.24 0.03 91.04 Average: 3 8.20 0.00 0.49 0.09 0.04 91.19