---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-38770 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 61G 22% / 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 698 11528 3 3763 14948 Swap: 1023 3 1020 ---> 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:c8:75:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.14/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79508sec preferred_lft 79508sec inet6 fe80::f816:3eff:fec8:7586/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:76:14:99:56:ab 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-38770) 03/05/26 _x86_64_ (4 CPU) 03:09:47 LINUX RESTART (4 CPU) 03:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:20:03 142.46 12.17 124.34 5.95 1523.18 39080.46 10636.50 03:30:05 35.41 4.16 29.41 1.84 154.83 3556.80 1422.56 03:40:20 7.49 0.23 6.90 0.36 13.09 204.85 593.69 03:50:05 28.52 2.36 9.93 16.23 118.55 510.41 220179.18 04:00:16 13.96 0.13 13.30 0.53 2.99 400.62 365.53 04:10:20 12.23 0.01 11.73 0.49 0.74 363.57 347.06 04:20:20 5.12 0.02 4.91 0.19 0.55 140.55 54.57 04:30:00 6.13 0.01 5.96 0.16 1.09 161.65 227.11 04:40:20 5.35 0.00 5.17 0.18 0.30 152.05 62.46 04:50:20 8.16 0.01 7.84 0.31 0.33 452.07 96.96 05:00:20 9.00 0.07 8.56 0.37 2.40 376.60 665.47 Average: 24.88 1.74 20.76 2.38 165.39 4136.83 20756.10 03:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:20:03 2240016 12771156 3151616 19.25 252820 10043980 3866392 22.19 1970240 11367336 226808 03:30:05 8666716 11191552 4749032 29.01 253960 2305296 5423696 31.13 1812200 5385876 192 03:40:20 7604408 10146200 5794992 35.39 255376 2320640 6820260 39.15 1826652 6433328 380 03:50:05 9812188 12489220 3452716 21.09 263456 2447780 4283332 24.59 1848840 4198052 1752 04:00:16 12577928 15323488 619584 3.78 265352 2514416 1312056 7.53 1872064 1420912 12088 04:10:20 8671780 11459640 4481500 27.37 267264 2554836 5154364 29.59 1875676 5314044 428 04:20:20 8464012 11271068 4670048 28.52 268004 2573328 5308172 30.47 1877292 5523668 232 04:30:00 7190772 10018160 5922220 36.17 268776 2592892 6616820 37.98 1879704 6781776 52 04:40:20 7192248 10042188 5898104 36.02 269560 2614648 6632424 38.07 1883200 6777716 124 04:50:20 9286432 12255576 3686288 22.51 273392 2729128 4894400 28.09 1913924 4669168 22876 05:00:20 7915532 10935628 5005480 30.57 274288 2779116 5824816 33.43 1933608 6010888 308 Average: 8147457 11627625 4311962 26.34 264750 3225096 5103339 29.29 1881218 5807524 24113 03:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:20:03 lo 10.87 10.87 7.17 7.17 0.00 0.00 0.00 0.00 03:20:03 ens3 150.40 111.45 2074.15 16.38 0.00 0.00 0.00 0.00 03:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:05 lo 24.53 24.53 18.15 18.15 0.00 0.00 0.00 0.00 03:30:05 ens3 1.76 1.25 0.37 1.23 0.00 0.00 0.00 0.00 03:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:20 lo 9.66 9.66 5.26 5.26 0.00 0.00 0.00 0.00 03:40:20 ens3 0.55 0.44 0.12 0.09 0.00 0.00 0.00 0.00 03:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:05 lo 11.17 11.17 5.81 5.81 0.00 0.00 0.00 0.00 03:50:05 ens3 0.61 0.50 0.17 0.13 0.00 0.00 0.00 0.00 03:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:00:16 lo 9.15 9.15 4.47 4.47 0.00 0.00 0.00 0.00 04:00:16 ens3 0.81 0.74 0.16 0.82 0.00 0.00 0.00 0.00 04:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:20 lo 18.67 18.67 10.31 10.31 0.00 0.00 0.00 0.00 04:10:20 ens3 0.82 0.76 0.19 0.32 0.00 0.00 0.00 0.00 04:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:20:20 lo 24.35 24.35 9.08 9.08 0.00 0.00 0.00 0.00 04:20:20 ens3 0.55 0.48 0.12 0.09 0.00 0.00 0.00 0.00 04:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:30:00 lo 17.95 17.95 8.40 8.40 0.00 0.00 0.00 0.00 04:30:00 ens3 0.45 0.36 0.09 0.07 0.00 0.00 0.00 0.00 04:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:20 lo 18.06 18.06 10.11 10.11 0.00 0.00 0.00 0.00 04:40:20 ens3 0.65 0.58 0.15 0.12 0.00 0.00 0.00 0.00 04:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:20 lo 10.66 10.66 5.51 5.51 0.00 0.00 0.00 0.00 04:50:20 ens3 0.78 0.61 0.25 0.19 0.00 0.00 0.00 0.00 04:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:20 lo 24.55 24.55 12.08 12.08 0.00 0.00 0.00 0.00 05:00:20 ens3 0.94 0.75 0.24 0.19 0.00 0.00 0.00 0.00 05:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 16.32 16.32 8.76 8.76 0.00 0.00 0.00 0.00 Average: ens3 14.43 10.75 189.27 1.79 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-38770) 03/05/26 _x86_64_ (4 CPU) 03:09:47 LINUX RESTART (4 CPU) 03:10:00 CPU %user %nice %system %iowait %steal %idle 03:20:03 all 49.84 0.00 2.89 2.75 0.12 44.40 03:20:03 0 50.88 0.00 2.84 3.42 0.12 42.74 03:20:03 1 49.24 0.00 3.01 2.14 0.12 45.49 03:20:03 2 49.57 0.00 3.00 2.73 0.12 44.58 03:20:03 3 49.67 0.00 2.71 2.70 0.12 44.80 03:30:05 all 35.00 0.00 1.43 0.08 0.11 63.38 03:30:05 0 35.33 0.00 1.36 0.06 0.11 63.15 03:30:05 1 35.57 0.00 1.44 0.04 0.11 62.84 03:30:05 2 34.25 0.00 1.55 0.05 0.11 64.03 03:30:05 3 34.85 0.00 1.37 0.16 0.11 63.50 03:40:20 all 14.04 0.00 0.57 0.04 0.10 85.25 03:40:20 0 13.86 0.00 0.58 0.07 0.10 85.40 03:40:20 1 14.18 0.00 0.50 0.04 0.11 85.18 03:40:20 2 14.17 0.00 0.55 0.01 0.10 85.16 03:40:20 3 13.96 0.00 0.66 0.02 0.10 85.26 03:50:05 all 15.11 0.00 0.63 0.07 0.11 84.08 03:50:05 0 13.80 0.00 0.62 0.03 0.10 85.44 03:50:05 1 15.32 0.00 0.52 0.05 0.11 83.99 03:50:05 2 16.11 0.00 0.75 0.12 0.12 82.89 03:50:05 3 15.22 0.00 0.63 0.06 0.11 83.99 04:00:16 all 19.47 0.00 0.70 0.09 0.10 79.65 04:00:16 0 19.21 0.00 0.73 0.03 0.09 79.94 04:00:16 1 19.40 0.00 0.65 0.07 0.11 79.76 04:00:16 2 19.24 0.00 0.65 0.14 0.11 79.87 04:00:16 3 20.01 0.00 0.76 0.12 0.10 79.01 04:10:20 all 20.05 0.00 0.65 0.05 0.12 79.14 04:10:20 0 19.82 0.00 0.64 0.04 0.12 79.38 04:10:20 1 20.71 0.00 0.55 0.11 0.12 78.51 04:10:20 2 19.98 0.00 0.68 0.02 0.12 79.20 04:10:20 3 19.67 0.00 0.71 0.04 0.11 79.47 04:20:20 all 7.88 0.00 0.32 0.03 0.11 91.66 04:20:20 0 7.60 0.00 0.37 0.08 0.11 91.85 04:20:20 1 7.91 0.00 0.33 0.02 0.11 91.63 04:20:20 2 8.14 0.00 0.28 0.01 0.10 91.46 04:20:20 3 7.86 0.00 0.31 0.01 0.12 91.70 04:30:00 all 9.54 0.00 0.42 0.03 0.11 89.90 04:30:00 0 8.89 0.00 0.40 0.02 0.11 90.57 04:30:00 1 9.65 0.00 0.45 0.03 0.12 89.75 04:30:00 2 10.17 0.00 0.48 0.06 0.11 89.17 04:30:00 3 9.43 0.00 0.35 0.01 0.11 90.11 04:40:20 all 9.27 0.00 0.52 0.03 0.12 90.06 04:40:20 0 9.11 0.00 0.47 0.05 0.12 90.25 04:40:20 1 9.51 0.00 0.51 0.01 0.12 89.85 04:40:20 2 9.18 0.00 0.61 0.03 0.12 90.06 04:40:20 3 9.29 0.00 0.49 0.02 0.11 90.09 04:50:20 all 10.75 0.00 0.59 0.06 0.11 88.48 04:50:20 0 11.60 0.00 0.73 0.06 0.11 87.50 04:50:20 1 10.54 0.00 0.57 0.02 0.11 88.76 04:50:20 2 10.52 0.00 0.56 0.15 0.13 88.65 04:50:20 3 10.35 0.00 0.52 0.02 0.11 89.00 05:00:20 all 15.93 0.00 0.60 0.07 0.10 83.30 05:00:20 0 15.89 0.00 0.57 0.02 0.11 83.42 05:00:20 1 16.01 0.00 0.66 0.11 0.10 83.12 05:00:20 2 16.18 0.00 0.63 0.12 0.11 82.96 05:00:20 3 15.65 0.00 0.53 0.04 0.10 83.68 Average: CPU %user %nice %system %iowait %steal %idle Average: all 18.82 0.00 0.85 0.30 0.11 79.92 Average: 0 18.75 0.00 0.85 0.35 0.11 79.94 Average: 1 18.93 0.00 0.84 0.24 0.11 79.88 Average: 2 18.87 0.00 0.89 0.31 0.11 79.82 Average: 3 18.74 0.00 0.82 0.29 0.11 80.04