---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9763 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 18G 61G 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 708 10919 4 4361 14937 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:b7:dd:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.69/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79567sec preferred_lft 79567sec inet6 fe80::f816:3eff:feb7:dd93/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:44:11:4d:58:5e 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-16g-9763) 02/12/26 _x86_64_ (4 CPU) 12:52:24 LINUX RESTART (4 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 70.43 3.40 63.71 3.32 135.05 10504.92 3632.72 13:20:01 51.44 22.70 27.07 1.68 278.37 1712.92 1221.09 13:30:01 7.85 0.15 7.30 0.40 7.83 248.83 250.28 13:40:01 15.66 0.03 14.94 0.69 0.99 684.29 469.63 13:50:01 14.35 0.08 13.68 0.60 4.05 419.67 599.45 14:00:01 18.08 12.04 5.85 0.18 142.31 156.86 95.61 14:10:01 4.35 0.02 4.24 0.09 1.43 75.60 40.79 14:20:01 6.21 0.01 5.94 0.27 1.07 216.19 139.69 14:30:01 21.71 0.11 6.09 15.51 3.12 171.33 210572.24 14:40:01 9.95 0.03 9.54 0.38 1.32 557.32 179.60 Average: 22.00 3.86 15.84 2.31 57.55 1474.82 21720.12 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 5576176 8377956 7556268 46.15 253588 2549584 8403576 48.24 1973484 8256504 2324 13:20:01 3177760 6356620 9578600 58.50 266112 2913464 10985680 63.06 2192776 10439988 72 13:30:01 6480512 9681776 6255884 38.21 267100 2934892 7013804 40.26 2200868 7122280 1032 13:40:01 10300628 13629908 2310032 14.11 272556 3052452 3052632 17.52 2251336 3279048 228 13:50:01 8120352 11507412 4431068 27.06 274660 3108068 5147924 29.55 2256744 5447112 360 14:00:01 7934188 11395084 4542812 27.75 279440 3163832 5248668 30.13 2298748 5577568 456 14:10:01 10639868 14119436 1820072 11.12 279840 3182048 2826456 16.22 2300664 2884616 16248 14:20:01 6550232 10049476 5887908 35.96 280692 3200796 6674168 38.31 2304240 6945724 204 14:30:01 8040192 11566420 4371628 26.70 281640 3226764 5119812 29.39 2312032 5464512 284 14:40:01 7530368 11181984 4755484 29.04 285640 3341628 5285152 30.34 2326804 5919660 52 Average: 7435028 10786607 5150976 31.46 274127 3067353 5975787 34.30 2241770 6133701 2126 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 16.81 16.81 13.62 13.62 0.00 0.00 0.00 0.00 13:10:01 ens3 3.80 2.73 42.35 0.53 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 47.23 47.23 21.67 21.67 0.00 0.00 0.00 0.00 13:20:01 ens3 2.05 2.21 0.43 1.34 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 20.00 20.00 9.96 9.96 0.00 0.00 0.00 0.00 13:30:01 ens3 0.78 0.57 0.14 0.10 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 11.26 11.26 5.57 5.57 0.00 0.00 0.00 0.00 13:40:01 ens3 1.08 0.82 0.31 0.24 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 19.41 19.41 10.04 10.04 0.00 0.00 0.00 0.00 13:50:01 ens3 1.01 0.76 0.29 0.22 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 20.88 20.88 8.64 8.64 0.00 0.00 0.00 0.00 14:00:01 ens3 0.80 0.56 0.20 0.14 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 13.83 13.83 4.39 4.39 0.00 0.00 0.00 0.00 14:10:01 ens3 0.68 0.26 0.23 0.15 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 20.41 20.41 11.35 11.35 0.00 0.00 0.00 0.00 14:20:01 ens3 0.78 0.66 0.15 0.12 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 16.59 16.59 9.60 9.60 0.00 0.00 0.00 0.00 14:30:01 ens3 0.74 0.49 0.17 0.12 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 21.31 21.31 10.28 10.28 0.00 0.00 0.00 0.00 14:40:01 ens3 1.11 0.90 0.33 0.27 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.77 20.77 10.51 10.51 0.00 0.00 0.00 0.00 Average: ens3 1.28 1.00 4.46 0.32 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-16g-9763) 02/12/26 _x86_64_ (4 CPU) 12:52:24 LINUX RESTART (4 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 42.21 0.00 1.86 0.70 0.10 55.12 13:10:01 0 43.95 0.00 2.03 0.76 0.11 53.15 13:10:01 1 39.72 0.00 1.92 0.44 0.11 57.81 13:10:01 2 42.14 0.00 1.79 1.24 0.11 54.73 13:10:01 3 43.04 0.00 1.70 0.35 0.10 54.81 13:20:01 all 50.53 0.00 1.82 0.11 0.12 47.42 13:20:01 0 50.72 0.00 1.73 0.13 0.12 47.30 13:20:01 1 50.93 0.00 1.89 0.16 0.12 46.90 13:20:01 2 50.01 0.00 1.87 0.06 0.12 47.95 13:20:01 3 50.44 0.00 1.81 0.10 0.12 47.54 13:30:01 all 17.18 0.00 0.70 0.04 0.09 81.99 13:30:01 0 16.76 0.00 0.70 0.03 0.10 82.42 13:30:01 1 17.90 0.00 0.72 0.03 0.09 81.27 13:30:01 2 17.80 0.00 0.76 0.03 0.09 81.31 13:30:01 3 16.26 0.00 0.62 0.06 0.09 82.97 13:40:01 all 21.59 0.00 0.82 0.05 0.09 77.45 13:40:01 0 21.29 0.00 0.83 0.09 0.09 77.70 13:40:01 1 22.23 0.00 0.74 0.06 0.09 76.89 13:40:01 2 22.61 0.00 0.89 0.05 0.10 76.36 13:40:01 3 20.21 0.00 0.83 0.03 0.09 78.84 13:50:01 all 24.96 0.00 0.86 0.04 0.10 74.04 13:50:01 0 24.52 0.00 0.84 0.01 0.09 74.55 13:50:01 1 25.39 0.00 0.81 0.11 0.10 73.60 13:50:01 2 24.63 0.00 0.88 0.03 0.10 74.36 13:50:01 3 25.31 0.00 0.90 0.03 0.10 73.67 14:00:01 all 8.37 0.08 0.49 0.07 0.09 90.91 14:00:01 0 8.50 0.16 0.46 0.10 0.08 90.70 14:00:01 1 8.26 0.00 0.50 0.03 0.09 91.11 14:00:01 2 8.43 0.00 0.54 0.02 0.09 90.93 14:00:01 3 8.28 0.14 0.45 0.13 0.09 90.91 14:10:01 all 3.94 0.00 0.38 0.02 0.07 95.59 14:10:01 0 3.66 0.00 0.28 0.00 0.05 96.01 14:10:01 1 4.23 0.00 0.48 0.01 0.09 95.19 14:10:01 2 4.16 0.00 0.43 0.04 0.09 95.30 14:10:01 3 3.70 0.00 0.35 0.01 0.08 95.86 14:20:01 all 14.79 0.00 0.66 0.04 0.09 84.42 14:20:01 0 14.03 0.00 0.58 0.01 0.08 85.29 14:20:01 1 14.71 0.00 0.75 0.05 0.09 84.39 14:20:01 2 15.46 0.00 0.66 0.08 0.10 83.70 14:20:01 3 14.96 0.00 0.65 0.01 0.09 84.30 14:30:01 all 8.33 0.00 0.42 0.05 0.09 91.12 14:30:01 0 7.50 0.00 0.44 0.02 0.08 91.95 14:30:01 1 8.67 0.00 0.35 0.06 0.09 90.83 14:30:01 2 8.37 0.00 0.46 0.01 0.09 91.07 14:30:01 3 8.77 0.00 0.41 0.10 0.08 90.64 14:40:01 all 14.45 0.00 0.56 0.04 0.09 84.86 14:40:01 0 14.39 0.00 0.56 0.02 0.09 84.94 14:40:01 1 14.61 0.00 0.61 0.03 0.09 84.67 14:40:01 2 13.82 0.00 0.52 0.03 0.09 85.54 14:40:01 3 14.98 0.00 0.55 0.08 0.09 84.30 Average: all 20.62 0.01 0.86 0.12 0.09 78.30 Average: 0 20.52 0.02 0.84 0.12 0.09 78.41 Average: 1 20.66 0.00 0.88 0.10 0.10 78.27 Average: 2 20.73 0.00 0.88 0.16 0.10 78.14 Average: 3 20.59 0.01 0.83 0.09 0.09 78.39