---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12974 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 694 11476 3 3818 14952 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:c6:8f:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.114/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79252sec preferred_lft 79252sec inet6 fe80::f816:3eff:fec6:8fd9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:57:30:da:f1:49 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-12974) 02/17/26 _x86_64_ (4 CPU) 15:40:19 LINUX RESTART (4 CPU) 15:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:08 73.50 25.56 45.31 2.64 336.12 5007.07 4172.22 16:10:09 27.59 0.61 11.29 15.68 23.09 293.31 211127.28 16:20:09 8.00 0.45 7.17 0.37 23.27 258.26 1306.97 16:30:07 15.01 0.05 14.30 0.66 2.46 701.54 1371.37 16:40:08 13.98 0.01 13.32 0.65 0.56 443.67 664.87 16:50:07 3.06 0.01 3.02 0.03 0.72 47.46 0.21 17:00:20 7.08 0.02 6.72 0.35 1.42 231.55 906.34 17:10:06 5.38 0.00 5.20 0.18 0.37 162.60 54.90 17:20:07 4.90 0.00 4.78 0.11 0.13 152.30 145.77 17:30:07 9.32 0.01 8.91 0.40 0.60 556.10 469.00 Average: 16.87 2.71 12.06 2.11 39.33 791.86 22007.22 15:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:08 2057236 4664808 11272700 68.85 260088 2394156 12504792 71.78 2034160 11770164 996 16:10:09 4565860 7203024 8736044 53.36 262116 2421956 9450224 54.24 2056796 9242136 168 16:20:09 7050720 9717924 6220444 37.99 263608 2450512 7006240 40.22 2067800 6746552 756 16:30:07 12531452 15341076 603196 3.68 268624 2587852 1317432 7.56 2094740 1265592 11404 16:40:08 8539176 11402640 4539608 27.73 270984 2639328 5297412 30.41 2098680 5245152 136 16:50:07 8365296 11230552 4711500 28.78 271192 2640916 5417464 31.10 2099100 5398356 72 17:00:20 7234436 10135008 5806672 35.46 272064 2675524 6602784 37.90 2101956 6530820 200 17:10:06 7090916 10013500 5928000 36.21 272812 2696740 6677236 38.33 2105308 6673180 340 17:20:07 8490760 11435584 4506708 27.53 273336 2718440 5224148 29.99 2107372 5276092 132 17:30:07 8227628 11292912 4649236 28.40 277264 2834964 5243476 30.10 2120872 5525344 360 Average: 7415348 10243703 5697411 34.80 269209 2606039 6474121 37.16 2088678 6367339 1456 15:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:08 lo 32.78 32.78 21.95 21.95 0.00 0.00 0.00 0.00 16:00:08 ens3 1.99 1.68 0.48 1.05 0.00 0.00 0.00 0.00 16:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:09 lo 31.89 31.89 12.76 12.76 0.00 0.00 0.00 0.00 16:10:09 ens3 5.96 3.69 3.60 2.57 0.00 0.00 0.00 0.00 16:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:09 lo 19.20 19.20 8.92 8.92 0.00 0.00 0.00 0.00 16:20:09 ens3 0.51 0.48 0.13 0.10 0.00 0.00 0.00 0.00 16:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:07 lo 10.14 10.14 4.93 4.93 0.00 0.00 0.00 0.00 16:30:07 ens3 1.06 1.00 0.35 0.28 0.00 0.00 0.00 0.00 16:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:08 lo 19.85 19.85 10.44 10.44 0.00 0.00 0.00 0.00 16:40:08 ens3 0.92 0.73 0.23 0.18 0.00 0.00 0.00 0.00 16:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:07 lo 9.32 9.32 4.30 4.30 0.00 0.00 0.00 0.00 16:50:07 ens3 0.45 0.35 0.13 0.09 0.00 0.00 0.00 0.00 16:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:20 lo 26.09 26.09 10.26 10.26 0.00 0.00 0.00 0.00 17:00:20 ens3 0.53 0.47 0.13 0.10 0.00 0.00 0.00 0.00 17:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:06 lo 21.46 21.46 10.69 10.69 0.00 0.00 0.00 0.00 17:10:06 ens3 0.64 0.62 0.17 0.13 0.00 0.00 0.00 0.00 17:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:07 lo 15.30 15.30 8.60 8.60 0.00 0.00 0.00 0.00 17:20:07 ens3 0.55 0.50 0.13 0.10 0.00 0.00 0.00 0.00 17:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:07 lo 23.06 23.06 10.95 10.95 0.00 0.00 0.00 0.00 17:30:07 ens3 0.95 0.99 0.28 0.25 0.00 0.00 0.00 0.00 17:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.94 20.94 10.40 10.40 0.00 0.00 0.00 0.00 Average: ens3 1.36 1.05 0.56 0.49 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-12974) 02/17/26 _x86_64_ (4 CPU) 15:40:19 LINUX RESTART (4 CPU) 15:50:00 CPU %user %nice %system %iowait %steal %idle 16:00:08 all 55.16 0.00 2.11 0.20 0.12 42.41 16:00:08 0 55.90 0.00 2.14 0.16 0.12 41.68 16:00:08 1 54.40 0.00 2.24 0.22 0.12 43.02 16:00:08 2 55.58 0.00 2.06 0.23 0.12 42.01 16:00:08 3 54.76 0.00 2.01 0.19 0.13 42.92 16:10:09 all 26.54 0.00 1.07 0.32 0.12 71.95 16:10:09 0 26.35 0.00 1.05 0.55 0.12 71.93 16:10:09 1 27.73 0.00 1.09 0.05 0.13 71.01 16:10:09 2 26.14 0.00 1.13 0.60 0.12 72.02 16:10:09 3 25.93 0.00 1.02 0.09 0.12 72.84 16:20:09 all 17.78 0.00 0.94 2.11 0.10 79.07 16:20:09 0 18.27 0.00 0.93 0.21 0.09 80.50 16:20:09 1 17.54 0.00 0.96 7.59 0.10 73.80 16:20:09 2 18.24 0.00 0.94 0.37 0.10 80.34 16:20:09 3 17.08 0.00 0.92 0.24 0.10 81.65 16:30:07 all 23.25 0.00 0.89 0.47 0.11 75.28 16:30:07 0 22.41 0.00 0.85 0.12 0.09 76.54 16:30:07 1 23.91 0.00 0.92 0.33 0.09 74.76 16:30:07 2 23.06 0.00 0.94 0.70 0.09 75.21 16:30:07 3 23.64 0.00 0.84 0.73 0.16 74.62 16:40:08 all 25.34 0.00 0.89 0.31 0.09 73.38 16:40:08 0 25.68 0.00 0.78 0.31 0.10 73.14 16:40:08 1 25.15 0.00 0.99 0.12 0.09 73.65 16:40:08 2 24.95 0.00 0.91 0.50 0.09 73.55 16:40:08 3 25.57 0.00 0.87 0.30 0.10 73.16 16:50:07 all 1.61 0.00 0.26 0.14 0.07 97.91 16:50:07 0 1.53 0.00 0.22 0.16 0.07 98.03 16:50:07 1 1.66 0.00 0.31 0.07 0.07 97.89 16:50:07 2 1.80 0.00 0.27 0.07 0.07 97.78 16:50:07 3 1.45 0.00 0.26 0.27 0.06 97.95 17:00:20 all 15.46 0.00 0.70 0.39 0.07 83.38 17:00:20 0 15.61 0.00 0.68 0.17 0.07 83.47 17:00:20 1 15.78 0.00 0.60 0.37 0.07 83.17 17:00:20 2 15.32 0.00 0.83 0.90 0.08 82.87 17:00:20 3 15.14 0.00 0.68 0.12 0.07 84.00 17:10:06 all 11.20 0.00 0.55 0.21 0.08 87.96 17:10:06 0 10.79 0.00 0.54 0.08 0.08 88.51 17:10:06 1 11.79 0.00 0.58 0.19 0.08 87.36 17:10:06 2 11.33 0.00 0.56 0.32 0.08 87.71 17:10:06 3 10.90 0.00 0.50 0.27 0.08 88.25 17:20:07 all 8.50 0.00 0.54 0.24 0.07 90.65 17:20:07 0 8.17 0.00 0.49 0.12 0.07 91.15 17:20:07 1 8.38 0.00 0.56 0.15 0.07 90.84 17:20:07 2 8.99 0.00 0.54 0.60 0.08 89.79 17:20:07 3 8.45 0.00 0.57 0.09 0.07 90.81 17:30:07 all 14.90 0.00 0.60 0.18 0.08 84.24 17:30:07 0 14.96 0.00 0.58 0.45 0.08 83.93 17:30:07 1 14.83 0.00 0.60 0.06 0.07 84.44 17:30:07 2 15.05 0.00 0.64 0.12 0.08 84.10 17:30:07 3 14.75 0.00 0.58 0.09 0.08 84.50 Average: all 20.02 0.00 0.86 0.46 0.09 78.57 Average: 0 20.02 0.00 0.83 0.23 0.09 78.83 Average: 1 20.16 0.00 0.89 0.92 0.09 77.95 Average: 2 20.10 0.00 0.88 0.44 0.09 78.49 Average: 3 19.81 0.00 0.83 0.24 0.10 79.02