---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22396 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: 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 9.6G 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 614 11406 4 3968 15032 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:83:7e:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83215sec preferred_lft 83215sec inet6 fe80::f816:3eff:fe83:7e0a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:68:ea:8f:6e:0c 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-22396) 02/26/26 _x86_64_ (4 CPU) 13:06:59 LINUX RESTART (4 CPU) 13:10:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:13 1.59 0.04 1.54 0.01 1.91 19.27 217.25 13:30:13 1.34 0.01 1.34 0.00 0.04 15.60 0.00 13:40:13 1.31 0.00 1.30 0.00 0.67 15.32 0.00 13:50:13 60.33 5.07 52.19 3.06 282.99 5863.17 5860.69 Average: 16.14 1.28 14.09 0.77 71.40 1478.34 1519.49 13:10:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:13 13811088 15538700 480420 2.93 54000 1900840 1136216 6.52 192824 2130384 44 13:30:13 13810836 15539084 480028 2.93 54604 1900852 1136216 6.52 193428 2131192 44 13:40:13 13789788 15518948 500196 3.05 55180 1901184 1136408 6.52 193996 2146488 24 13:50:13 9948380 13276612 2683004 16.39 132132 3333848 2969280 17.04 639592 5419684 20188 Average: 12840023 14968336 1035912 6.33 73979 2259181 1594530 9.15 304960 2956937 5075 13:10:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:13 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 13:20:13 ens3 0.82 0.18 0.20 0.10 0.00 0.00 0.00 0.00 13:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:30:13 ens3 0.51 0.09 0.06 0.02 0.00 0.00 0.00 0.00 13:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:40:13 ens3 1.27 0.79 0.34 0.89 0.00 0.00 0.00 0.00 13:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:13 lo 1346.60 1346.60 1277.05 1277.05 0.00 0.00 0.00 0.00 13:50:13 ens3 147.93 109.44 1175.80 19.55 0.00 0.00 0.00 0.00 13:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 336.73 336.73 319.27 319.27 0.00 0.00 0.00 0.00 Average: ens3 37.63 27.62 294.10 5.14 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-22396) 02/26/26 _x86_64_ (4 CPU) 13:06:59 LINUX RESTART (4 CPU) 13:10:13 CPU %user %nice %system %iowait %steal %idle 13:20:13 all 0.10 0.00 0.03 0.01 0.01 99.84 13:20:13 0 0.13 0.00 0.02 0.01 0.01 99.83 13:20:13 1 0.09 0.00 0.04 0.00 0.02 99.86 13:20:13 2 0.03 0.00 0.03 0.00 0.01 99.93 13:20:13 3 0.17 0.00 0.05 0.04 0.02 99.73 13:30:13 all 0.17 0.00 0.03 0.01 0.02 99.78 13:30:13 0 0.02 0.00 0.02 0.00 0.02 99.94 13:30:13 1 0.03 0.00 0.02 0.00 0.01 99.94 13:30:13 2 0.03 0.00 0.03 0.00 0.01 99.93 13:30:13 3 0.58 0.00 0.04 0.04 0.02 99.31 13:40:13 all 0.13 0.00 0.04 0.02 0.01 99.80 13:40:13 0 0.07 0.00 0.03 0.00 0.01 99.89 13:40:13 1 0.08 0.00 0.03 0.00 0.01 99.88 13:40:13 2 0.07 0.00 0.02 0.07 0.01 99.83 13:40:13 3 0.31 0.00 0.06 0.01 0.03 99.59 13:50:13 all 55.86 0.00 2.49 0.49 0.11 41.04 13:50:13 0 54.46 0.00 2.21 0.16 0.11 43.06 13:50:13 1 54.33 0.00 2.44 0.49 0.11 42.63 13:50:13 2 56.64 0.00 2.77 0.95 0.11 39.54 13:50:13 3 58.00 0.00 2.55 0.38 0.12 38.94 Average: all 14.03 0.00 0.65 0.13 0.04 85.15 Average: 0 13.64 0.00 0.57 0.04 0.04 85.72 Average: 1 13.61 0.00 0.63 0.12 0.04 85.60 Average: 2 14.15 0.00 0.71 0.25 0.04 84.85 Average: 3 14.74 0.00 0.67 0.12 0.05 84.43