---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-13154 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 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 706 10922 4 4360 14940 Swap: 1023 17 1006 ---> 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:a9:a3:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79283sec preferred_lft 79283sec inet6 fe80::f816:3eff:fea9:a3db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:33:8e:ac:cf:71 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-13154) 02/18/26 _x86_64_ (4 CPU) 06:42:33 LINUX RESTART (4 CPU) 06:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:05 80.95 24.42 53.31 3.22 343.73 5488.64 3295.72 07:10:05 12.98 1.24 11.10 0.64 18.11 291.42 609.32 07:20:05 7.87 0.16 7.26 0.45 6.27 280.04 673.27 07:30:05 17.30 0.03 16.48 0.79 0.64 737.37 927.58 07:40:05 12.50 0.03 11.87 0.60 1.28 397.44 854.83 07:50:00 21.55 0.08 5.23 16.24 2.42 141.10 213544.61 08:00:05 4.88 0.04 4.65 0.20 1.81 138.33 95.16 08:10:05 5.66 0.01 5.46 0.19 0.41 156.48 810.12 08:20:05 5.52 0.02 5.34 0.16 0.41 156.89 61.04 08:30:05 9.54 0.02 9.12 0.40 0.65 552.49 117.39 08:40:05 5.46 0.02 5.25 0.19 0.60 172.70 73.19 Average: 16.73 2.37 12.28 2.09 34.21 773.90 19928.39 06:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:05 4169236 7382620 8551664 52.23 263640 2941716 10031464 57.58 1899352 9738496 948 07:10:05 3852972 7085176 8849548 54.05 265560 2958672 9565108 54.90 1922680 10017744 284 07:20:05 6426808 9682020 6255220 38.20 266696 2980552 6985792 40.10 1931728 7448580 480 07:30:05 11199172 14588012 1352456 8.26 271632 3109308 2121856 12.18 1970692 2669052 10848 07:40:05 7890748 11328056 4610340 28.16 273652 3155756 5302160 30.43 1974472 5956168 400 07:50:00 7979236 11438064 4500420 27.49 274348 3176412 5231576 30.03 1980800 5844716 408 08:00:05 6472140 9950260 5987232 36.57 275024 3195216 6725636 38.61 1983580 7351192 440 08:10:05 6513752 10011792 5925752 36.19 275536 3214620 6700792 38.46 1986832 7318052 252 08:20:05 8062280 11581988 4356404 26.61 276356 3235468 5164144 29.64 1989172 5764296 292 08:30:05 7758968 11399708 4538496 27.72 280252 3349460 5201964 29.86 2003816 6053404 260 08:40:05 6898328 10565288 5372524 32.81 280784 3375084 5979720 34.32 2015112 6877196 252 Average: 7020331 10455726 5481823 33.48 273044 3153842 6273656 36.01 1968931 6821718 1351 06:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:05 lo 29.23 29.23 20.41 20.41 0.00 0.00 0.00 0.00 07:00:05 ens3 2.31 2.10 0.67 0.58 0.00 0.00 0.00 0.00 07:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:05 lo 42.73 42.73 17.13 17.13 0.00 0.00 0.00 0.00 07:10:05 ens3 2.59 1.52 0.67 1.61 0.00 0.00 0.00 0.00 07:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:05 lo 13.43 13.43 7.22 7.22 0.00 0.00 0.00 0.00 07:20:05 ens3 0.92 0.40 0.20 0.13 0.00 0.00 0.00 0.00 07:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:05 lo 9.85 9.85 4.76 4.76 0.00 0.00 0.00 0.00 07:30:05 ens3 1.13 0.94 0.31 0.25 0.00 0.00 0.00 0.00 07:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:05 lo 20.86 20.86 11.00 11.00 0.00 0.00 0.00 0.00 07:40:05 ens3 1.03 0.72 0.23 0.17 0.00 0.00 0.00 0.00 07:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:00 lo 22.24 22.24 8.63 8.63 0.00 0.00 0.00 0.00 07:50:00 ens3 2.18 0.67 0.40 0.22 0.00 0.00 0.00 0.00 07:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:05 lo 18.33 18.33 8.14 8.14 0.00 0.00 0.00 0.00 08:00:05 ens3 0.70 0.40 0.14 0.09 0.00 0.00 0.00 0.00 08:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:05 lo 15.90 15.90 8.35 8.35 0.00 0.00 0.00 0.00 08:10:05 ens3 0.95 0.50 0.29 0.20 0.00 0.00 0.00 0.00 08:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:05 lo 15.13 15.13 8.42 8.42 0.00 0.00 0.00 0.00 08:20:05 ens3 2.74 0.58 0.44 0.17 0.00 0.00 0.00 0.00 08:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:05 lo 14.56 14.56 7.79 7.79 0.00 0.00 0.00 0.00 08:30:05 ens3 2.25 0.78 0.47 0.28 0.00 0.00 0.00 0.00 08:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:05 lo 28.77 28.77 11.04 11.04 0.00 0.00 0.00 0.00 08:40:05 ens3 1.48 0.46 11.06 0.12 0.00 0.00 0.00 0.00 08:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.00 21.00 10.26 10.26 0.00 0.00 0.00 0.00 Average: ens3 1.66 0.82 1.35 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-13154) 02/18/26 _x86_64_ (4 CPU) 06:42:33 LINUX RESTART (4 CPU) 06:50:05 CPU %user %nice %system %iowait %steal %idle 07:00:05 all 64.08 0.00 2.42 0.12 0.11 33.27 07:00:05 0 64.54 0.00 2.32 0.11 0.11 32.91 07:00:05 1 64.32 0.00 2.47 0.12 0.11 32.98 07:00:05 2 64.20 0.00 2.45 0.11 0.11 33.13 07:00:05 3 63.27 0.00 2.42 0.14 0.11 34.06 07:10:05 all 24.41 0.00 0.99 0.04 0.10 74.46 07:10:05 0 24.25 0.00 0.96 0.02 0.10 74.67 07:10:05 1 24.86 0.00 0.98 0.03 0.10 74.02 07:10:05 2 24.33 0.00 0.90 0.05 0.10 74.63 07:10:05 3 24.21 0.00 1.11 0.05 0.10 74.53 07:20:05 all 16.46 0.00 0.67 0.03 0.09 82.76 07:20:05 0 16.07 0.00 0.56 0.01 0.08 83.28 07:20:05 1 16.37 0.00 0.70 0.02 0.09 82.82 07:20:05 2 16.33 0.00 0.72 0.04 0.09 82.82 07:20:05 3 17.07 0.00 0.68 0.05 0.08 82.12 07:30:05 all 23.91 0.00 0.90 2.85 0.07 72.27 07:30:05 0 24.14 0.00 0.93 2.30 0.07 72.56 07:30:05 1 23.70 0.00 0.80 1.15 0.07 74.28 07:30:05 2 23.89 0.00 1.03 6.21 0.08 68.80 07:30:05 3 23.90 0.00 0.84 1.74 0.08 73.44 07:40:05 all 24.31 0.00 0.84 0.11 0.08 74.66 07:40:05 0 24.11 0.00 0.78 0.14 0.08 74.89 07:40:05 1 24.04 0.00 0.88 0.24 0.08 74.75 07:40:05 2 24.98 0.00 0.82 0.04 0.08 74.08 07:40:05 3 24.12 0.00 0.88 0.02 0.07 74.91 07:50:00 all 8.68 0.00 0.48 0.05 0.06 90.72 07:50:00 0 8.69 0.00 0.47 0.11 0.06 90.67 07:50:00 1 8.79 0.00 0.46 0.04 0.06 90.64 07:50:00 2 8.59 0.00 0.49 0.05 0.07 90.80 07:50:00 3 8.65 0.00 0.51 0.01 0.06 90.78 08:00:05 all 9.65 0.00 0.46 0.02 0.07 89.80 08:00:05 0 10.13 0.00 0.45 0.01 0.07 89.35 08:00:05 1 9.01 0.00 0.44 0.02 0.07 90.46 08:00:05 2 9.90 0.00 0.49 0.00 0.08 89.52 08:00:05 3 9.55 0.00 0.46 0.03 0.07 89.89 08:10:05 all 9.63 0.00 0.41 0.02 0.07 89.87 08:10:05 0 9.97 0.00 0.40 0.01 0.08 89.54 08:10:05 1 9.33 0.00 0.39 0.03 0.08 90.18 08:10:05 2 10.09 0.00 0.50 0.02 0.07 89.32 08:10:05 3 9.13 0.00 0.35 0.02 0.07 90.43 08:20:05 all 7.77 0.00 0.37 0.02 0.07 91.77 08:20:05 0 7.97 0.00 0.34 0.02 0.07 91.60 08:20:05 1 7.61 0.00 0.40 0.02 0.07 91.91 08:20:05 2 7.55 0.00 0.43 0.00 0.07 91.95 08:20:05 3 7.96 0.00 0.32 0.03 0.07 91.62 08:30:05 all 13.47 0.00 0.56 0.04 0.07 85.85 08:30:05 0 14.04 0.00 0.58 0.03 0.07 85.29 08:30:05 1 12.82 0.00 0.58 0.08 0.08 86.44 08:30:05 2 13.71 0.00 0.59 0.06 0.07 85.57 08:30:05 3 13.32 0.00 0.49 0.01 0.07 86.10 08:40:05 all 9.89 0.00 0.42 0.02 0.08 89.59 08:40:05 0 9.21 0.00 0.36 0.03 0.07 90.33 08:40:05 1 9.86 0.00 0.50 0.04 0.08 89.52 08:40:05 2 10.42 0.00 0.44 0.01 0.08 89.05 08:40:05 3 10.05 0.00 0.40 0.02 0.08 89.45 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.29 0.00 0.78 0.30 0.08 79.55 Average: 0 19.37 0.00 0.74 0.25 0.08 79.56 Average: 1 19.16 0.00 0.78 0.16 0.08 79.82 Average: 2 19.44 0.00 0.81 0.60 0.08 79.07 Average: 3 19.20 0.00 0.77 0.19 0.08 79.76