---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-19342 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 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 728 10831 4 4429 14918 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:d1:4a:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.1/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79099sec preferred_lft 79099sec inet6 fe80::f816:3eff:fed1:4a5e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:ca:be:10:9d:94 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-19342) 02/20/26 _x86_64_ (4 CPU) 13:09:46 LINUX RESTART (4 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:34 122.36 11.73 106.01 4.62 1806.09 37487.99 30900.45 13:30:33 43.81 4.18 36.85 2.78 200.03 4099.57 2381.01 13:40:14 44.13 21.39 21.49 1.25 195.13 1551.86 1132.51 13:50:03 7.80 0.10 7.31 0.39 4.05 234.51 619.05 14:00:03 6.13 0.01 5.88 0.23 0.48 157.28 354.11 14:10:04 35.53 0.04 18.80 16.69 1.80 814.29 209867.14 14:20:05 10.74 0.01 10.26 0.46 0.88 348.06 416.75 14:30:26 4.90 0.01 4.69 0.19 0.51 140.31 371.93 14:40:22 7.08 0.01 6.82 0.25 1.37 251.30 497.44 14:50:20 5.82 0.00 5.67 0.16 0.13 100.64 57.57 15:00:34 9.73 0.01 9.26 0.46 0.55 626.60 105.05 15:10:01 6.15 0.02 5.95 0.18 0.63 194.27 290.01 Average: 25.79 3.12 20.34 2.33 192.20 4004.72 20743.94 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:34 3875624 14339024 1587600 9.70 234744 10025420 2231792 12.81 1966920 9790764 1860 13:30:33 2958332 6080004 9844208 60.12 257320 2857244 11462452 65.79 2043896 10792532 74124 13:40:14 8018364 11250896 4682928 28.60 264780 2958088 5353744 30.73 2214444 5560292 4320 13:50:03 8041552 11290864 4646104 28.38 265832 2974028 5389488 30.94 2221564 5560408 388 14:00:03 6386564 9646248 6289776 38.42 266620 2983612 7003384 40.20 2224724 7198764 280 14:10:04 10499356 13917872 2020576 12.34 272744 3133792 2824240 16.21 2280284 3053452 12484 14:20:05 7981788 11441468 4495496 27.46 274172 3173528 5231480 30.03 2283156 5556892 348 14:30:26 7944008 11423172 4513716 27.57 274928 3192240 5204684 29.87 2284616 5585196 72 14:40:22 9622600 13141856 2796300 17.08 275548 3231696 4169832 23.93 2289520 3918240 660 14:50:20 10215168 13758172 2180008 13.31 276276 3254732 3551792 20.39 2291848 3323300 21700 15:00:34 7660460 11331204 4605396 28.13 280212 3372452 5240924 30.08 2306412 5850504 204 15:10:01 6727652 10426444 5509672 33.65 280796 3399828 6060460 34.79 2317328 6753420 212 Average: 7494289 11503935 4430982 27.06 268664 3713055 5310356 30.48 2227059 6078647 9721 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:34 lo 1.59 1.59 1.42 1.42 0.00 0.00 0.00 0.00 13:20:34 ens3 166.44 120.12 2107.09 16.46 0.00 0.00 0.00 0.00 13:20:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:33 lo 17.78 17.78 10.39 10.39 0.00 0.00 0.00 0.00 13:30:33 ens3 1.73 1.51 0.56 0.49 0.00 0.00 0.00 0.00 13:30:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:14 lo 46.70 46.70 20.46 20.46 0.00 0.00 0.00 0.00 13:40:14 ens3 1.51 1.40 0.32 0.28 0.00 0.00 0.00 0.00 13:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:03 lo 13.79 13.79 6.70 6.70 0.00 0.00 0.00 0.00 13:50:03 ens3 0.76 0.47 0.13 0.09 0.00 0.00 0.00 0.00 13:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:03 lo 7.92 7.92 4.43 4.43 0.00 0.00 0.00 0.00 14:00:03 ens3 0.55 0.31 0.16 0.10 0.00 0.00 0.00 0.00 14:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:04 lo 12.41 12.41 5.68 5.68 0.00 0.00 0.00 0.00 14:10:04 ens3 1.75 1.83 0.43 1.43 0.00 0.00 0.00 0.00 14:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:05 lo 18.83 18.83 10.42 10.42 0.00 0.00 0.00 0.00 14:20:05 ens3 0.84 0.81 0.16 0.14 0.00 0.00 0.00 0.00 14:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:26 lo 25.07 25.07 9.30 9.30 0.00 0.00 0.00 0.00 14:30:26 ens3 0.62 0.53 0.12 0.10 0.00 0.00 0.00 0.00 14:30:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:22 lo 22.90 22.90 10.58 10.58 0.00 0.00 0.00 0.00 14:40:22 ens3 0.82 0.67 0.20 0.15 0.00 0.00 0.00 0.00 14:40:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:20 lo 17.84 17.84 10.55 10.55 0.00 0.00 0.00 0.00 14:50:20 ens3 0.62 0.58 0.13 0.11 0.00 0.00 0.00 0.00 14:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:34 lo 18.74 18.74 10.24 10.24 0.00 0.00 0.00 0.00 15:00:34 ens3 1.00 0.96 0.27 0.23 0.00 0.00 0.00 0.00 15:00:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 29.76 29.76 11.40 11.40 0.00 0.00 0.00 0.00 15:10:01 ens3 0.68 0.62 0.15 0.12 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.26 19.26 9.23 9.23 0.00 0.00 0.00 0.00 Average: ens3 15.55 11.38 185.65 1.72 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-19342) 02/20/26 _x86_64_ (4 CPU) 13:09:46 LINUX RESTART (4 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:34 all 31.57 0.00 2.15 14.05 0.08 52.15 13:20:34 0 29.58 0.00 2.04 11.74 0.07 56.58 13:20:34 1 33.76 0.00 2.32 13.77 0.08 50.07 13:20:34 2 33.94 0.00 2.20 16.57 0.08 47.21 13:20:34 3 29.01 0.00 2.05 14.13 0.07 54.74 13:30:33 all 43.22 0.00 1.88 0.39 0.11 54.41 13:30:33 0 44.90 0.00 1.77 0.36 0.11 52.86 13:30:33 1 43.77 0.00 1.86 0.36 0.11 53.90 13:30:33 2 41.68 0.00 2.05 0.35 0.11 55.81 13:30:33 3 42.51 0.00 1.83 0.47 0.11 55.09 13:40:14 all 36.78 0.00 1.42 0.10 0.10 61.60 13:40:14 0 37.04 0.00 1.40 0.10 0.10 61.36 13:40:14 1 36.73 0.00 1.52 0.09 0.10 61.55 13:40:14 2 36.46 0.00 1.42 0.17 0.10 61.85 13:40:14 3 36.87 0.00 1.36 0.05 0.10 61.62 13:50:03 all 15.00 0.00 0.69 0.03 0.07 84.20 13:50:03 0 14.77 0.00 0.58 0.03 0.07 84.55 13:50:03 1 15.10 0.00 0.67 0.03 0.08 84.13 13:50:03 2 15.48 0.00 0.83 0.03 0.08 83.57 13:50:03 3 14.66 0.00 0.66 0.04 0.07 84.56 14:00:03 all 10.01 0.00 0.46 0.02 0.06 89.45 14:00:03 0 10.35 0.00 0.44 0.05 0.05 89.11 14:00:03 1 10.15 0.00 0.49 0.01 0.06 89.29 14:00:03 2 9.75 0.00 0.49 0.03 0.07 89.68 14:00:03 3 9.79 0.00 0.42 0.01 0.06 89.72 14:10:04 all 28.60 0.00 1.01 0.09 0.08 70.22 14:10:04 0 29.77 0.00 0.95 0.13 0.08 69.07 14:10:04 1 27.67 0.00 1.07 0.17 0.08 71.01 14:10:04 2 28.15 0.00 1.04 0.04 0.08 70.69 14:10:04 3 28.80 0.00 0.99 0.02 0.08 70.11 14:20:05 all 18.53 0.00 0.59 0.04 0.07 80.76 14:20:05 0 18.82 0.00 0.60 0.03 0.07 80.48 14:20:05 1 18.44 0.00 0.60 0.04 0.08 80.84 14:20:05 2 18.16 0.00 0.64 0.08 0.08 81.05 14:20:05 3 18.69 0.00 0.54 0.02 0.07 80.68 14:30:26 all 8.39 0.00 0.44 0.03 0.06 91.08 14:30:26 0 8.27 0.00 0.44 0.02 0.06 91.20 14:30:26 1 8.36 0.00 0.39 0.02 0.06 91.17 14:30:26 2 8.48 0.00 0.44 0.05 0.06 90.96 14:30:26 3 8.44 0.00 0.49 0.02 0.06 91.00 14:40:22 all 13.47 0.00 0.65 0.03 0.07 85.77 14:40:22 0 13.40 0.00 0.64 0.04 0.07 85.85 14:40:22 1 13.53 0.00 0.63 0.02 0.07 85.74 14:40:22 2 13.73 0.00 0.71 0.04 0.07 85.45 14:40:22 3 13.22 0.00 0.63 0.03 0.07 86.05 14:50:20 all 9.69 0.00 0.54 0.03 0.07 89.68 14:50:20 0 9.14 0.00 0.52 0.01 0.06 90.27 14:50:20 1 9.72 0.00 0.52 0.03 0.07 89.65 14:50:20 2 9.88 0.00 0.50 0.03 0.07 89.52 14:50:20 3 10.01 0.00 0.61 0.04 0.07 89.27 15:00:34 all 16.73 0.00 0.59 0.05 0.07 82.55 15:00:34 0 16.21 0.00 0.60 0.02 0.07 83.09 15:00:34 1 16.27 0.00 0.47 0.01 0.07 83.18 15:00:34 2 17.57 0.00 0.65 0.09 0.07 81.63 15:00:34 3 16.86 0.00 0.65 0.10 0.07 82.32 15:00:34 CPU %user %nice %system %iowait %steal %idle 15:10:01 all 10.26 0.00 0.46 0.03 0.07 89.18 15:10:01 0 9.74 0.00 0.40 0.02 0.07 89.77 15:10:01 1 10.54 0.00 0.47 0.03 0.07 88.89 15:10:01 2 10.51 0.00 0.49 0.07 0.07 88.86 15:10:01 3 10.27 0.00 0.46 0.00 0.07 89.20 Average: all 20.20 0.00 0.91 1.31 0.08 77.50 Average: 0 20.17 0.00 0.87 1.10 0.07 77.79 Average: 1 20.36 0.00 0.92 1.28 0.08 77.36 Average: 2 20.34 0.00 0.96 1.54 0.08 77.09 Average: 3 19.93 0.00 0.90 1.31 0.07 77.78