---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11096 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 12G 66G 16% / 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 669 8824 4 6495 14977 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:1d:9b:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.241/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84426sec preferred_lft 84426sec inet6 fe80::f816:3eff:fe1d:9b61/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:a7:2b:de:37:74 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-11096) 02/16/26 _x86_64_ (4 CPU) 10:37:28 LINUX RESTART (4 CPU) 10:40:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:01 29.18 3.29 23.15 2.74 379.79 4174.83 15558.26 11:00:01 27.06 0.02 24.12 2.92 0.32 2261.81 10047.25 11:10:01 27.56 0.19 24.30 3.07 12.84 8837.49 12744.48 Average: 27.92 1.15 23.86 2.91 128.77 5100.22 12758.97 10:40:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:01 10184472 13637376 2321340 14.18 136900 3451548 2897516 16.63 702868 5118560 33920 11:00:01 9285696 13109360 2845880 17.38 154580 3772632 3018296 17.32 812772 5846036 8544 11:10:01 9057168 15353612 592816 3.62 177520 6140016 1110244 6.37 1667616 5126716 10440 Average: 9509112 14033449 1920012 11.73 156333 4454732 2342019 13.44 1061085 5363771 17635 10:40:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:01 lo 1223.43 1223.43 1158.77 1158.77 0.00 0.00 0.00 0.00 10:50:01 ens3 135.48 101.85 1146.57 19.81 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 1118.46 1118.46 1064.74 1064.74 0.00 0.00 0.00 0.00 11:00:01 ens3 36.68 29.43 21.06 10.71 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 609.39 609.39 568.89 568.89 0.00 0.00 0.00 0.00 11:10:01 ens3 111.25 112.47 161.91 1058.15 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 981.57 981.57 928.72 928.72 0.00 0.00 0.00 0.00 Average: ens3 94.12 81.08 436.95 366.05 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-11096) 02/16/26 _x86_64_ (4 CPU) 10:37:28 LINUX RESTART (4 CPU) 10:40:17 CPU %user %nice %system %iowait %steal %idle 10:50:01 all 48.71 0.00 2.14 1.83 0.11 47.21 10:50:01 0 48.13 0.00 2.22 0.84 0.11 48.70 10:50:01 1 50.11 0.00 2.07 1.22 0.10 46.49 10:50:01 2 48.31 0.00 2.09 1.59 0.11 47.90 10:50:01 3 48.30 0.00 2.17 3.68 0.10 45.75 11:00:01 all 65.41 0.00 2.45 0.12 0.13 31.89 11:00:01 0 64.56 0.00 2.64 0.27 0.13 32.40 11:00:01 1 66.63 0.00 2.46 0.06 0.13 30.72 11:00:01 2 66.47 0.00 2.24 0.06 0.13 31.09 11:00:01 3 63.97 0.00 2.45 0.09 0.13 33.36 11:10:01 all 37.35 0.00 1.77 0.24 0.09 60.55 11:10:01 0 32.67 0.00 1.56 0.42 0.08 65.26 11:10:01 1 36.50 0.00 1.69 0.05 0.09 61.67 11:10:01 2 37.05 0.00 1.92 0.34 0.08 60.61 11:10:01 3 43.21 0.00 1.90 0.13 0.09 54.67 Average: all 50.50 0.00 2.12 0.72 0.11 46.55 Average: 0 48.45 0.00 2.14 0.51 0.11 48.79 Average: 1 51.07 0.00 2.07 0.44 0.11 46.31 Average: 2 50.62 0.00 2.08 0.66 0.11 46.53 Average: 3 51.85 0.00 2.17 1.28 0.11 44.58