---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-13149 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 695 10944 4 4349 14951 Swap: 1023 1 1022 ---> 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:79:8f:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.192/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79860sec preferred_lft 79860sec inet6 fe80::f816:3eff:fe79:8f85/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:39:c1:5a:46:39 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-13149) 02/18/26 _x86_64_ (4 CPU) 06:41:59 LINUX RESTART (4 CPU) 06:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:01 73.53 24.21 46.18 3.15 353.37 5387.34 4765.25 07:10:01 15.01 0.27 14.07 0.67 13.55 348.75 374.62 07:20:01 8.05 0.13 7.53 0.39 6.62 263.20 382.59 07:30:01 21.11 0.10 20.07 0.94 8.43 828.44 1257.60 07:40:01 10.24 0.01 9.78 0.45 0.52 290.62 313.62 07:50:01 21.35 0.06 5.67 15.63 2.12 154.02 208892.65 08:00:01 7.51 0.01 7.23 0.27 1.44 249.38 175.88 08:10:01 6.67 0.00 6.50 0.17 0.16 116.84 75.40 08:20:01 10.47 0.01 9.98 0.47 0.56 626.41 122.75 08:30:01 4.92 0.03 4.72 0.17 1.40 168.29 220.55 Average: 17.89 2.49 13.18 2.23 38.87 844.04 21633.69 06:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:01 665380 3858340 12072852 73.74 262912 2927928 13341364 76.58 2094656 13045368 432 07:10:01 3832896 7050644 8882544 54.25 264632 2950900 9634864 55.30 2114692 9866464 136 07:20:01 6556100 9798280 6136128 37.48 265704 2974316 6904916 39.63 2121660 7148436 308 07:30:01 10288288 13677676 2260452 13.81 271660 3115584 2997168 17.20 2162432 3379564 296 07:40:01 7972492 11398920 4537840 27.72 272816 3151484 5223128 29.98 2165156 5684724 240 07:50:01 7986952 11435792 4500780 27.49 273728 3173004 5182348 29.75 2171692 5652804 404 08:00:01 9761288 13247360 2690304 16.43 274380 3209560 4153728 23.84 2176344 3898504 712 08:10:01 9879764 13388260 2549460 15.57 275248 3231120 3651604 20.96 2178880 3779336 20384 08:20:01 7823096 11449828 4487048 27.41 279224 3345436 5188064 29.78 2193516 5805460 408 08:30:01 6794640 10448784 5487360 33.51 279784 3372256 6082784 34.92 2204680 6811900 232 Average: 7156090 10575388 5360477 32.74 272009 3145159 6235997 35.79 2158371 6507256 2355 06:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:01 lo 28.32 28.32 20.68 20.68 0.00 0.00 0.00 0.00 07:00:01 ens3 2.18 2.04 0.64 0.55 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 lo 39.16 39.16 15.56 15.56 0.00 0.00 0.00 0.00 07:10:01 ens3 2.93 1.97 0.71 1.69 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 lo 17.88 17.88 8.52 8.52 0.00 0.00 0.00 0.00 07:20:01 ens3 0.94 0.44 0.21 0.14 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 12.54 12.54 6.22 6.22 0.00 0.00 0.00 0.00 07:30:01 ens3 1.20 0.90 0.32 0.25 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 20.16 20.16 10.51 10.51 0.00 0.00 0.00 0.00 07:40:01 ens3 1.01 0.80 0.23 0.18 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 07:50:01 lo 24.44 24.44 8.99 8.99 0.00 0.00 0.00 0.00 07:50:01 ens3 2.12 0.51 0.39 0.20 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 22.75 22.75 10.49 10.49 0.00 0.00 0.00 0.00 08:00:01 ens3 0.88 0.64 0.18 0.13 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 17.86 17.86 10.51 10.51 0.00 0.00 0.00 0.00 08:10:01 ens3 1.06 0.67 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 08:20:01 lo 14.05 14.05 8.27 8.27 0.00 0.00 0.00 0.00 08:20:01 ens3 2.90 0.74 0.51 0.23 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 33.25 33.25 12.97 12.97 0.00 0.00 0.00 0.00 08:30:01 ens3 2.15 0.72 0.38 0.21 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 Average: lo 23.04 23.04 11.28 11.28 0.00 0.00 0.00 0.00 Average: ens3 1.74 0.95 0.39 0.38 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-13149) 02/18/26 _x86_64_ (4 CPU) 06:41:59 LINUX RESTART (4 CPU) 06:50:00 CPU %user %nice %system %iowait %steal %idle 07:00:01 all 57.74 0.00 2.17 0.13 0.12 39.84 07:00:01 0 58.04 0.00 2.24 0.08 0.13 39.52 07:00:01 1 58.06 0.00 2.23 0.15 0.13 39.43 07:00:01 2 57.42 0.00 2.07 0.08 0.12 40.30 07:00:01 3 57.45 0.00 2.13 0.19 0.12 40.10 07:10:01 all 29.65 0.00 1.12 0.04 0.11 69.08 07:10:01 0 30.33 0.00 1.06 0.03 0.10 68.48 07:10:01 1 29.13 0.00 1.15 0.05 0.11 69.56 07:10:01 2 29.44 0.00 1.18 0.06 0.11 69.21 07:10:01 3 29.71 0.00 1.08 0.03 0.11 69.07 07:20:01 all 16.65 0.00 0.62 0.03 0.09 82.61 07:20:01 0 16.59 0.00 0.58 0.02 0.09 82.73 07:20:01 1 16.53 0.00 0.64 0.02 0.09 82.71 07:20:01 2 16.93 0.00 0.57 0.01 0.09 82.40 07:20:01 3 16.53 0.00 0.70 0.06 0.09 82.61 07:30:01 all 28.99 0.00 1.00 0.30 0.09 69.62 07:30:01 0 28.87 0.00 1.06 0.81 0.09 69.17 07:30:01 1 28.59 0.00 0.90 0.03 0.09 70.39 07:30:01 2 29.33 0.00 0.89 0.12 0.09 69.57 07:30:01 3 29.18 0.00 1.15 0.25 0.08 69.34 07:40:01 all 18.73 0.00 0.63 0.03 0.08 80.54 07:40:01 0 18.83 0.00 0.55 0.03 0.08 80.51 07:40:01 1 19.02 0.00 0.59 0.01 0.08 80.29 07:40:01 2 18.92 0.00 0.73 0.03 0.09 80.24 07:40:01 3 18.13 0.00 0.64 0.05 0.08 81.10 07:50:01 all 8.21 0.00 0.35 0.04 0.07 91.32 07:50:01 0 8.05 0.00 0.32 0.03 0.07 91.53 07:50:01 1 8.30 0.00 0.34 0.04 0.07 91.26 07:50:01 2 8.16 0.00 0.41 0.09 0.08 91.26 07:50:01 3 8.33 0.00 0.35 0.02 0.07 91.23 08:00:01 all 13.59 0.00 0.62 0.02 0.08 85.69 08:00:01 0 13.49 0.00 0.57 0.01 0.07 85.86 08:00:01 1 12.96 0.00 0.66 0.03 0.08 86.27 08:00:01 2 13.91 0.00 0.67 0.01 0.08 85.33 08:00:01 3 14.01 0.00 0.58 0.03 0.08 85.31 08:10:01 all 9.94 0.00 0.43 0.02 0.08 89.54 08:10:01 0 9.63 0.00 0.37 0.02 0.07 89.91 08:10:01 1 10.44 0.00 0.44 0.01 0.08 89.03 08:10:01 2 10.06 0.00 0.46 0.01 0.08 89.39 08:10:01 3 9.62 0.00 0.44 0.04 0.08 89.83 08:20:01 all 16.20 0.00 0.57 0.03 0.08 83.12 08:20:01 0 17.32 0.00 0.48 0.02 0.07 82.11 08:20:01 1 14.92 0.00 0.65 0.08 0.09 84.27 08:20:01 2 16.34 0.00 0.64 0.01 0.08 82.93 08:20:01 3 16.19 0.00 0.53 0.02 0.08 83.17 08:30:01 all 10.62 0.00 0.46 0.02 0.08 88.83 08:30:01 0 10.14 0.00 0.42 0.01 0.07 89.35 08:30:01 1 10.36 0.00 0.49 0.04 0.08 89.03 08:30:01 2 11.09 0.00 0.50 0.00 0.08 88.32 08:30:01 3 10.89 0.00 0.43 0.01 0.08 88.60 Average: all 21.04 0.00 0.80 0.07 0.09 78.01 Average: 0 21.13 0.00 0.77 0.11 0.08 77.91 Average: 1 20.83 0.00 0.81 0.04 0.09 78.22 Average: 2 21.17 0.00 0.81 0.04 0.09 77.89 Average: 3 21.01 0.00 0.80 0.07 0.09 78.03