---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-24115 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 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 668 10781 4 4538 14978 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:03:be:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81042sec preferred_lft 81042sec inet6 fe80::f816:3eff:fe03:be21/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:68:de:c0:c4:a0 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-24115) 02/28/26 _x86_64_ (4 CPU) 08:26:34 LINUX RESTART (4 CPU) 08:30:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:01 3.59 0.08 3.31 0.20 3.64 248.26 246.01 08:50:21 1.49 0.00 1.48 0.00 0.04 17.53 0.18 09:00:10 1.50 0.00 1.50 0.00 0.07 17.39 0.00 09:10:01 1.49 0.00 1.49 0.00 0.00 16.81 0.00 09:20:21 1.51 0.00 1.51 0.00 0.01 16.82 0.00 09:30:21 1.60 0.00 1.60 0.00 0.00 17.95 0.00 09:40:01 1.55 0.00 1.55 0.00 0.00 17.59 0.00 09:50:21 64.44 4.52 44.84 15.09 258.10 5083.73 238634.76 Average: 9.89 0.59 7.33 1.97 33.76 699.09 30826.19 08:30:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:01 13734452 15520916 495860 3.03 56168 1956484 1134856 6.51 202184 2180164 204 08:50:21 13734876 15522036 494920 3.02 56820 1956472 1134856 6.51 202888 2180364 40 09:00:10 13732872 15520672 496224 3.03 57420 1956500 1134984 6.51 203480 2185156 44 09:10:01 13730352 15518756 498176 3.04 58004 1956508 1134984 6.51 204072 2185404 200 09:20:21 13728628 15517692 499192 3.05 58600 1956580 1134984 6.51 204652 2185296 8 09:30:21 13726352 15516136 500752 3.06 59176 1956724 1134984 6.51 205236 2185696 8 09:40:01 13725720 15516108 500828 3.06 59748 1956732 1134984 6.51 205824 2185532 176 09:50:21 10321544 13517224 2443516 14.92 123536 3231308 2624620 15.07 591880 5107076 19016 Average: 13304350 15268692 741184 4.53 66184 2115914 1321156 7.58 252527 2549336 2462 08:30:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:01 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 08:40:01 ens3 9.09 6.33 85.70 0.47 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:21 ens3 0.48 0.09 0.06 0.02 0.00 0.00 0.00 0.00 08:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:10 ens3 1.02 0.75 0.12 0.75 0.00 0.00 0.00 0.00 09:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:01 ens3 0.37 0.12 0.08 0.04 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:20:21 ens3 0.29 0.08 0.04 0.02 0.00 0.00 0.00 0.00 09:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:30:21 ens3 0.36 0.11 0.08 0.04 0.00 0.00 0.00 0.00 09:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:40:01 ens3 0.44 0.12 0.08 0.04 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:21 lo 772.95 772.95 736.33 736.33 0.00 0.00 0.00 0.00 09:50:21 ens3 117.94 85.81 1183.58 17.45 0.00 0.00 0.00 0.00 09:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 99.84 99.84 95.03 95.03 0.00 0.00 0.00 0.00 Average: ens3 16.69 12.00 163.16 2.42 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-24115) 02/28/26 _x86_64_ (4 CPU) 08:26:34 LINUX RESTART (4 CPU) 08:30:21 CPU %user %nice %system %iowait %steal %idle 08:40:01 all 0.23 0.00 0.07 0.05 0.02 99.63 08:40:01 0 0.11 0.00 0.05 0.01 0.02 99.81 08:40:01 1 0.31 0.00 0.08 0.03 0.02 99.57 08:40:01 2 0.37 0.00 0.07 0.01 0.02 99.53 08:40:01 3 0.13 0.00 0.08 0.16 0.02 99.62 08:50:21 all 0.12 0.00 0.02 0.01 0.02 99.83 08:50:21 0 0.02 0.00 0.03 0.01 0.02 99.92 08:50:21 1 0.43 0.00 0.01 0.00 0.01 99.55 08:50:21 2 0.02 0.00 0.01 0.00 0.01 99.94 08:50:21 3 0.02 0.00 0.02 0.03 0.02 99.90 09:00:10 all 0.11 0.00 0.02 0.01 0.02 99.84 09:00:10 0 0.13 0.00 0.01 0.01 0.02 99.83 09:00:10 1 0.02 0.00 0.02 0.01 0.01 99.93 09:00:10 2 0.04 0.00 0.02 0.01 0.01 99.92 09:00:10 3 0.23 0.00 0.04 0.03 0.03 99.68 09:10:01 all 0.18 0.00 0.02 0.01 0.02 99.77 09:10:01 0 0.30 0.00 0.02 0.01 0.02 99.65 09:10:01 1 0.01 0.00 0.02 0.04 0.01 99.92 09:10:01 2 0.19 0.00 0.02 0.00 0.01 99.78 09:10:01 3 0.22 0.00 0.03 0.00 0.03 99.72 09:20:21 all 0.25 0.00 0.02 0.01 0.02 99.69 09:20:21 0 0.01 0.00 0.03 0.04 0.01 99.91 09:20:21 1 0.52 0.00 0.03 0.01 0.01 99.42 09:20:21 2 0.06 0.00 0.01 0.00 0.01 99.92 09:20:21 3 0.41 0.00 0.03 0.00 0.04 99.52 09:30:21 all 0.02 0.00 0.02 0.01 0.02 99.94 09:30:21 0 0.02 0.00 0.02 0.01 0.02 99.95 09:30:21 1 0.02 0.00 0.01 0.00 0.02 99.96 09:30:21 2 0.02 0.00 0.02 0.01 0.01 99.95 09:30:21 3 0.02 0.00 0.03 0.03 0.03 99.89 09:40:01 all 0.09 0.00 0.02 0.01 0.02 99.86 09:40:01 0 0.02 0.00 0.03 0.00 0.03 99.92 09:40:01 1 0.31 0.00 0.03 0.00 0.02 99.64 09:40:01 2 0.01 0.00 0.02 0.00 0.01 99.96 09:40:01 3 0.01 0.00 0.02 0.03 0.02 99.92 09:50:21 all 36.18 0.00 1.60 0.31 0.07 61.84 09:50:21 0 36.17 0.00 1.48 0.12 0.06 62.17 09:50:21 1 36.50 0.00 1.62 0.20 0.07 61.61 09:50:21 2 35.22 0.00 1.84 0.37 0.07 62.49 09:50:21 3 36.85 0.00 1.45 0.56 0.07 61.07 Average: all 4.79 0.00 0.23 0.05 0.02 94.90 Average: 0 4.74 0.00 0.22 0.03 0.03 95.00 Average: 1 4.91 0.00 0.23 0.04 0.02 94.80 Average: 2 4.62 0.00 0.26 0.05 0.02 95.05 Average: 3 4.87 0.00 0.22 0.11 0.03 94.77