---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22495 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 18G 60G 23% / 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 704 12331 3 2954 14942 Swap: 1023 37 986 ---> 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:a5:a5:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.114/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79400sec preferred_lft 79400sec inet6 fe80::f816:3eff:fea5:a5b4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:41:2f:a4:a3:c0 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 inet6 fe80::5c41:2fff:fea4:a3c0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-22495) 06/02/26 _x86_64_ (4 CPU) 07:02:31 LINUX RESTART (4 CPU) 07:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:02 66.39 14.68 49.12 2.59 320.09 4394.63 2860.85 07:30:01 38.63 13.61 23.68 1.33 795.66 1471.02 719.43 07:40:01 24.41 0.68 7.87 15.86 27.60 281.37 212661.12 07:50:02 15.88 0.56 14.64 0.69 11.76 711.44 1393.41 08:00:01 11.31 0.39 10.54 0.37 10.02 279.57 130.33 08:10:01 7.74 0.54 6.92 0.29 17.06 210.16 417.96 08:20:02 7.64 0.65 6.69 0.30 19.28 235.78 141.08 08:30:01 6.18 0.71 5.22 0.24 19.98 161.65 61.02 08:40:01 5.31 0.56 4.59 0.17 14.12 156.30 51.51 08:50:02 12.46 0.71 11.33 0.42 24.59 607.58 352.55 Average: 19.60 3.31 14.06 2.22 125.97 851.47 21844.60 07:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:02 3950368 5117556 10823120 66.10 254672 1044812 11660172 66.93 935700 11042848 496 07:30:01 3884112 5544768 10396248 63.50 266696 1525588 11095984 63.69 1087752 10961372 416 07:40:01 8113512 9809024 6135600 37.47 268252 1558992 6941956 39.85 1106952 6736188 412 07:50:02 11981072 13809208 2138396 13.06 273676 1685412 2886084 16.57 1160896 2835044 252 08:00:01 11064624 12931264 3016140 18.42 275208 1722408 3791660 21.76 1166896 3748260 480 08:10:01 9435928 11332152 4614088 28.18 275832 1751348 5354448 30.73 1173368 5364068 272 08:20:02 8814628 10748864 5197292 31.74 276660 1788520 6355600 36.48 1182044 5970240 476 08:30:01 8046204 10003920 5941632 36.29 277472 1811148 6779796 38.92 1191684 6725068 624 08:40:01 9481052 11463528 4482808 27.38 278224 1835168 5218704 29.96 1198216 5283104 264 08:50:02 9190632 11315540 4630620 28.28 282508 1967020 5247276 30.12 1217868 5543348 232 Average: 8396213 10207582 5737594 35.04 272920 1669042 6533168 37.50 1142138 6420954 392 07:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:02 lo 26.40 26.40 19.77 19.77 0.00 0.00 0.00 0.00 07:20:02 ens3 1.86 1.73 0.54 0.46 0.00 0.00 0.00 0.00 07:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 48.91 48.91 21.35 21.35 0.00 0.00 0.00 0.00 07:30:01 ens3 2.34 2.21 0.50 1.41 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 14.54 14.54 7.20 7.20 0.00 0.00 0.00 0.00 07:40:01 ens3 0.61 0.43 0.13 0.09 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:02 lo 11.22 11.22 5.47 5.47 0.00 0.00 0.00 0.00 07:50:02 ens3 0.98 0.79 0.29 0.23 0.00 0.00 0.00 0.00 07:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 6.94 6.94 4.29 4.29 0.00 0.00 0.00 0.00 08:00:01 ens3 0.80 0.45 0.26 0.18 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 18.88 18.88 8.87 8.87 0.00 0.00 0.00 0.00 08:10:01 ens3 1.15 0.71 0.32 0.23 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:02 lo 28.01 28.01 9.77 9.77 0.00 0.00 0.00 0.00 08:20:02 ens3 1.13 0.56 0.33 0.21 0.00 0.00 0.00 0.00 08:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 21.80 21.80 12.12 12.12 0.00 0.00 0.00 0.00 08:30:01 ens3 1.26 0.75 0.39 0.28 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 16.51 16.51 9.25 9.25 0.00 0.00 0.00 0.00 08:40:01 ens3 0.94 0.56 0.25 0.17 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 08:50:02 lo 13.97 13.97 7.47 7.47 0.00 0.00 0.00 0.00 08:50:02 ens3 0.88 0.70 0.25 0.19 0.00 0.00 0.00 0.00 08:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.72 20.72 10.56 10.56 0.00 0.00 0.00 0.00 Average: ens3 1.20 0.89 0.32 0.35 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-22495) 06/02/26 _x86_64_ (4 CPU) 07:02:31 LINUX RESTART (4 CPU) 07:10:01 CPU %user %nice %system %iowait %steal %idle 07:20:02 all 64.72 0.00 2.81 0.70 0.15 31.62 07:20:02 0 65.34 0.00 2.66 0.36 0.15 31.50 07:20:02 1 65.34 0.00 2.89 0.43 0.15 31.20 07:20:02 2 64.66 0.00 2.77 1.60 0.15 30.82 07:20:02 3 63.53 0.00 2.94 0.41 0.15 32.97 07:30:01 all 42.54 0.00 1.76 0.69 0.13 54.88 07:30:01 0 42.83 0.00 1.66 0.73 0.13 54.65 07:30:01 1 41.65 0.00 1.72 0.50 0.13 55.99 07:30:01 2 42.54 0.00 1.82 0.55 0.14 54.95 07:30:01 3 43.13 0.00 1.82 0.97 0.13 53.95 07:40:01 all 17.73 0.00 0.88 0.05 0.07 81.28 07:40:01 0 17.31 0.00 0.85 0.02 0.07 81.74 07:40:01 1 18.25 0.00 1.02 0.12 0.07 80.53 07:40:01 2 18.37 0.00 0.89 0.03 0.07 80.63 07:40:01 3 16.98 0.00 0.74 0.01 0.07 82.20 07:50:02 all 22.42 0.00 0.84 0.06 0.06 76.61 07:50:02 0 21.82 0.00 0.81 0.03 0.06 77.28 07:50:02 1 22.44 0.00 0.93 0.05 0.07 76.52 07:50:02 2 23.41 0.00 0.90 0.09 0.07 75.54 07:50:02 3 22.00 0.00 0.73 0.09 0.06 77.12 08:00:01 all 12.66 0.00 0.44 0.03 0.06 86.81 08:00:01 0 12.36 0.00 0.49 0.05 0.06 87.05 08:00:01 1 13.19 0.00 0.48 0.02 0.07 86.24 08:00:01 2 12.35 0.00 0.42 0.04 0.06 87.15 08:00:01 3 12.75 0.00 0.37 0.03 0.05 86.80 08:10:01 all 13.86 0.00 0.51 0.03 0.06 85.55 08:10:01 0 14.29 0.00 0.61 0.03 0.06 85.01 08:10:01 1 13.48 0.00 0.46 0.03 0.06 85.96 08:10:01 2 13.69 0.00 0.53 0.04 0.07 85.68 08:10:01 3 13.97 0.00 0.42 0.02 0.06 85.53 08:20:02 all 13.56 0.00 0.59 0.03 0.06 85.76 08:20:02 0 13.55 0.00 0.53 0.04 0.06 85.82 08:20:02 1 13.19 0.00 0.64 0.04 0.06 86.06 08:20:02 2 13.69 0.00 0.62 0.02 0.06 85.62 08:20:02 3 13.83 0.00 0.58 0.01 0.06 85.52 08:30:01 all 12.55 0.00 0.57 0.03 0.07 86.78 08:30:01 0 12.25 0.00 0.44 0.03 0.07 87.22 08:30:01 1 12.88 0.00 0.54 0.04 0.08 86.46 08:30:01 2 12.28 0.00 0.59 0.02 0.07 87.04 08:30:01 3 12.79 0.00 0.72 0.03 0.07 86.41 08:40:01 all 9.06 0.00 0.51 0.04 0.05 90.34 08:40:01 0 8.96 0.00 0.51 0.02 0.05 90.48 08:40:01 1 9.45 0.00 0.52 0.06 0.06 89.91 08:40:01 2 8.60 0.00 0.53 0.05 0.05 90.77 08:40:01 3 9.23 0.00 0.49 0.04 0.05 90.19 08:50:02 all 14.81 0.00 0.67 0.07 0.06 84.39 08:50:02 0 15.22 0.00 0.58 0.01 0.06 84.13 08:50:02 1 15.51 0.00 0.83 0.08 0.07 83.51 08:50:02 2 14.35 0.00 0.68 0.15 0.06 84.75 08:50:02 3 14.17 0.00 0.60 0.03 0.06 85.14 Average: all 22.39 0.00 0.96 0.17 0.08 76.40 Average: 0 22.39 0.00 0.91 0.13 0.08 76.49 Average: 1 22.54 0.00 1.00 0.14 0.08 76.24 Average: 2 22.39 0.00 0.98 0.26 0.08 76.30 Average: 3 22.24 0.00 0.94 0.16 0.08 76.58